{ "model": { "rank": 18519, "code": "thing-crustacean", "model_id": "vr.tr.crustacean", "name": "crustacean", "purpose": "any mainly aquatic arthropod usually having a segmented body and chitinous exoskeleton", "family": "Thing Registry", "category": "Physical world and living systems", "status": "draft-generated", "kind": "thing", "plane": "PHY", "domain": "PHY.LIV", "industry": "", "version": "", "url": "/models/thing/crustacean/", "tier": 2, "score": 29, "payload": { "layer": "wordnet", "aliases": [ "malacostracan crustacean", "decapod crustacean", "decapod", "brachyuran", "hermit crab", "tropical prawn", "opossum shrimp", "stomatopod", "stomatopod crustacean", "mantis shrimp", "mantis crab", "squilla", "mantis prawn", "isopod", "woodlouse", "wood louse", "slater", "pill bug", "sow bug", "sea louse", "sea slater", "amphipod", "beach flea", "sand hopper", "sandhopper", "sand flea", "skeleton shrimp", "whale louse", "branchiopod crustacean", "branchiopod", "branchiopodan", "daphnia", "water flea", "fairy shrimp", "brine shrimp", "Artemia salina", "tadpole shrimp", "copepod", "copepod crustacean", "fish louse" ], "aliasCount": 52, "merged": 29, "knownIn": 0, "facets": { "substance": "living", "origin": "natural", "agency": "autonomous", "mobility": "self-moving", "scale": "not-applicable", "affordances": [ "observable" ] }, "markers": [ "animal" ], "lexicalClass": "noun.animal", "senseRank": 0, "alsoRegisteredAs": null, "source": { "dataset": "oewn:2024", "synset": "oewn-01977414-n", "ili": "i45729", "license": "CC BY 4.0" } }, "draft": { "generator": "vr.draft.v3", "status": "draft-generated", "researched": false, "archetype": "organism", "method": "Written from the archetype playbook - what this kind of thing needs beyond identity and provenance - and from the structure that recurred across 6,333 models already researched by two engines. Applied to this entry by rule. No source was read for this thing and no claim here is researched.", "facetsInferred": false, "nextPass": "A researcher replaces this draft with a sourced specification. Treat every sentence below as a proposal to argue with.", "purpose": "Give an agent a durable, checkable way to recognise a crustacean, record what state it is in, and decide what may be done with it.", "whatItIs": "any mainly aquatic arthropod usually having a segmented body and chitinous exoskeleton", "characteristics": { "substance": "living", "origin": "natural", "agency": "autonomous", "mobility": "self-moving" }, "whatYouCanDoWithIt": [ "observed and measured" ], "distinguishingFeatures": [ "Names folded into this entry, which a task may need to split apart again: malacostracan crustacean, decapod crustacean, decapod, brachyuran, hermit crab, tropical prawn, opossum shrimp, stomatopod, stomatopod crustacean, mantis shrimp, mantis crab, squilla.", "29 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it." ], "openQuestionsForResearch": [ "Which of the bundles below does a real task actually need, and which are ceremony?", "What does this thing have that the facets do not capture at all?", "Which neighbouring kind is most often confused with a crustacean, and on what evidence are they told apart?" ], "whatItIsMadeOf": "a living thing", "physicalCharacter": [ "Moves under its own power or of its own accord.", "Acts on its own behalf." ], "whatCanBeDoneWithIt": [ "observe it, measure it, record its state" ], "howItIsRecognised": [ "Recognised by diagnostic characters, and those differ by life stage - the young of many kinds are mistaken for other kinds entirely. A sighting is settled by characters, a photograph and a place, not by a name alone." ], "relatedModels": [ { "relation": "covers", "note": "Finer kinds folded into this entry because telling them apart needs a task that asks for it. Each is a model waiting to be split out when one does.", "targets": [ "malacostracan crustacean", "decapod crustacean", "decapod", "brachyuran", "hermit crab", "tropical prawn", "opossum shrimp", "stomatopod", "stomatopod crustacean", "mantis shrimp", "mantis crab", "squilla" ] } ], "standing": "29 finer distinctions are held inside this entry as names rather than as separate models.", "structure": { "bundles": [ { "id": "identity-and-classification", "name": "Identity, naming and classification", "description": "How an agent tells one crustacean from another, and a crustacean from things that resemble it.", "rationale": "Recognition comes before every other claim. Without stable identity nothing else in the model can be trusted to be about the same thing twice.", "layers": [ { "id": "naming-and-identifiers", "name": "Names and identifiers", "description": "The names this thing goes by and the identifiers that survive translation and time.", "findings": [ { "id": "preferred-name-and-aliases", "name": "Preferred name, aliases and local names", "description": "Which name to use, which names mean the same thing, and which merely sound similar.", "questions": [ { "id": "preferred-name-and-aliases-q01", "text": "What identifies and describes the name of a crustacean, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "preferred-name-and-aliases-q02", "text": "Who or what asserted this about the name of a crustacean, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "preferred-name-and-aliases-q03", "text": "What may an agent decide or do once the name of a crustacean is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] }, { "id": "stable-identifiers", "name": "Stable identifiers and external keys", "description": "Identifiers that keep pointing at this kind of thing across systems and languages.", "questions": [ { "id": "stable-identifiers-q01", "text": "What identifies and describes an identifier for a crustacean, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "stable-identifiers-q02", "text": "Who or what asserted this about an identifier for a crustacean, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "stable-identifiers-q03", "text": "What may an agent decide or do once an identifier for a crustacean is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "classification-and-granularity", "name": "Classification and granularity", "description": "Where a crustacean sits among kinds, and how finely a task needs to cut it.", "findings": [ { "id": "kind-and-parents", "name": "Kind, parents and neighbouring kinds", "description": "The classes this thing belongs to and the ones it is next to.", "questions": [ { "id": "kind-and-parents-q01", "text": "What identifies and describes the kind of a crustacean, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "kind-and-parents-q02", "text": "Who or what asserted this about the kind of a crustacean, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "kind-and-parents-q03", "text": "What may an agent decide or do once the kind of a crustacean is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] }, { "id": "distinguishing-features", "name": "Distinguishing features", "description": "What separates a crustacean from the things most often confused with it.", "questions": [ { "id": "distinguishing-features-q01", "text": "What identifies and describes what distinguishes a crustacean, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "distinguishing-features-q02", "text": "Who or what asserted this about what distinguishes a crustacean, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "distinguishing-features-q03", "text": "What may an agent decide or do once what distinguishes a crustacean is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "form-and-composition", "name": "Form, composition and condition", "description": "What a crustacean is made of, what shape and size it takes, and what state it is in.", "rationale": "A physical thing can be measured, and a model that cannot record its measurements cannot support any decision that depends on them.", "layers": [ { "id": "form-and-dimensions", "name": "Form and dimensions", "description": "Shape, size, mass and the ranges these take across examples.", "findings": [ { "id": "measurable-dimensions", "name": "Measurable dimensions and their units", "description": "The quantities worth recording and the units they are recorded in.", "questions": [ { "id": "measurable-dimensions-q01", "text": "What identifies and describes the dimensions of a crustacean, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "measurable-dimensions-q02", "text": "Who or what asserted this about the dimensions of a crustacean, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "measurable-dimensions-q03", "text": "What may an agent decide or do once the dimensions of a crustacean is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "material-and-composition", "name": "Material and composition", "description": "Anatomy, parts and life stage.", "findings": [ { "id": "parts-and-materials", "name": "Parts and life stages", "description": "The parts of a crustacean and the stages it passes through.", "questions": [ { "id": "parts-and-materials-q01", "text": "What identifies and describes the composition of a crustacean, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "parts-and-materials-q02", "text": "Who or what asserted this about the composition of a crustacean, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "parts-and-materials-q03", "text": "What may an agent decide or do once the composition of a crustacean is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "condition-and-integrity", "name": "Condition and integrity", "description": "Wear, damage, health and the difference between working and broken.", "findings": [ { "id": "condition-assessment", "name": "Condition, damage and health", "description": "How the condition of a crustacean is judged and by whom.", "questions": [ { "id": "condition-assessment-q01", "text": "What identifies and describes the condition of a crustacean, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "condition-assessment-q02", "text": "Who or what asserted this about the condition of a crustacean, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "condition-assessment-q03", "text": "What may an agent decide or do once the condition of a crustacean is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "place-and-movement", "name": "Place and movement", "description": "Where a crustacean is, how it got there and where it may go (self-moving).", "rationale": "A thing that can move needs its position recorded with a time, or every later claim about it is about a place it has left.", "layers": [ { "id": "location-and-placement", "name": "Location and placement", "description": "Position, containment and the reference frame the position is given in.", "findings": [ { "id": "position-and-frame", "name": "Position, container and reference frame", "description": "Where a crustacean is, and what that position is measured against.", "questions": [ { "id": "position-and-frame-q01", "text": "What identifies and describes the location of a crustacean, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "position-and-frame-q02", "text": "Who or what asserted this about the location of a crustacean, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "position-and-frame-q03", "text": "What may an agent decide or do once the location of a crustacean is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "movement-and-transfer", "name": "Movement and transfer", "description": "How a crustacean moves on its own.", "findings": [ { "id": "movement-events", "name": "Movement events and constraints", "description": "What counts as a movement, what records it and what limits it.", "questions": [ { "id": "movement-events-q01", "text": "What identifies and describes the movement of a crustacean, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "movement-events-q02", "text": "Who or what asserted this about the movement of a crustacean, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "movement-events-q03", "text": "What may an agent decide or do once the movement of a crustacean is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "state-and-lifecycle", "name": "State and lifecycle", "description": "The states a crustacean passes through and the events that move it between them.", "rationale": "Most decisions about a thing depend on what state it is in now, which is a claim with a time on it, not a property.", "layers": [ { "id": "lifecycle-stages", "name": "Lifecycle stages", "description": "From coming into existence to ceasing to be one of these.", "findings": [ { "id": "stages-and-transitions", "name": "Stages and transitions", "description": "The stages worth naming and what moves a crustacean between them.", "questions": [ { "id": "stages-and-transitions-q01", "text": "What identifies and describes the lifecycle of a crustacean, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "stages-and-transitions-q02", "text": "Who or what asserted this about the lifecycle of a crustacean, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "stages-and-transitions-q03", "text": "What may an agent decide or do once the lifecycle of a crustacean is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "observations-and-status", "name": "Observations and current status", "description": "What is observed about a crustacean, how often and by whom.", "findings": [ { "id": "observation-record", "name": "Observation record", "description": "How an observation of a crustacean is recorded so that it can be superseded rather than overwritten.", "questions": [ { "id": "observation-record-q01", "text": "What identifies and describes an observation of a crustacean, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "observation-record-q02", "text": "Who or what asserted this about an observation of a crustacean, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "observation-record-q03", "text": "What may an agent decide or do once an observation of a crustacean is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "taxonomic-placement", "name": "Taxonomic placement and identification", "description": "What crustacean is called scientifically, by whose authority, and how a specimen is recognised.", "rationale": "Names change with revisions while the organism does not, so a name without its authority and date cannot be reconciled later.", "layers": [ { "id": "accepted-name", "name": "Accepted name and synonymy", "description": "The current binomial, its author and date, and the names it replaced.", "findings": [ { "id": "name-and-authority", "name": "Accepted name, authority and synonyms", "description": "What to record so a later revision can be applied without losing the old data.", "questions": [ { "id": "name-and-authority-q01", "text": "What is the accepted scientific name of crustacean, with its author and year, and which synonyms does it absorb?", "kind": "definition" }, { "id": "name-and-authority-q02", "text": "Which taxonomic authority is being followed, and what would a competing authority say?", "kind": "provenance" } ] } ] }, { "id": "field-identification", "name": "Field identification", "description": "The characters that separate crustacean from what it is confused with.", "findings": [ { "id": "diagnostic-characters", "name": "Diagnostic characters and confusable kinds", "description": "Features that settle an identification, and those that only suggest it.", "questions": [ { "id": "diagnostic-characters-q01", "text": "Which observable characters distinguish crustacean from its closest look-alikes, and at which life stage are they visible?", "kind": "boundary" }, { "id": "diagnostic-characters-q02", "text": "What evidence is enough to record an identification as confirmed rather than provisional?", "kind": "provenance" } ] } ] } ] }, { "id": "life-cycle-and-condition", "name": "Life stages, condition and behaviour", "description": "What crustacean does over its life and how its state is judged.", "rationale": "Stage and condition change what may be done - handled, treated, harvested, left alone - and both are observations with a time.", "layers": [ { "id": "stages-and-reproduction", "name": "Stages and reproduction", "description": "Development from origin to death, including forms that look like different animals.", "findings": [ { "id": "life-stages", "name": "Life stages and their marks", "description": "The stages worth recording and what tells them apart.", "questions": [ { "id": "life-stages-q01", "text": "What stages does crustacean pass through, and what observable change marks each transition?", "kind": "definition" }, { "id": "life-stages-q02", "text": "Which stages are so unlike the adult that they are mistaken for another kind?", "kind": "boundary" } ] } ] }, { "id": "health-and-condition", "name": "Health and condition", "description": "How condition is assessed and by whom.", "findings": [ { "id": "condition-assessment", "name": "Condition assessment", "description": "Signs of health, injury and stress, and who is competent to judge them.", "questions": [ { "id": "condition-assessment-q01", "text": "How is the condition of crustacean judged, on what scale, and by whom?", "kind": "measurement" }, { "id": "condition-assessment-q02", "text": "What condition obliges an agent to act, and what act is permitted to whom?", "kind": "action" } ] } ] } ] }, { "id": "range-and-status", "name": "Habitat, range and conservation status", "description": "Where crustacean lives and how threatened it is.", "rationale": "Range and status govern what is lawful, and both are assessments with an assessor and a year rather than facts of nature.", "layers": [ { "id": "habitat-and-range", "name": "Habitat and range", "description": "Native range, introductions and the habitat it needs.", "findings": [ { "id": "range-record", "name": "Range, introductions and habitat", "description": "What to record about where it is found and how it got there.", "questions": [ { "id": "range-record-q01", "text": "What is the native range of crustacean, where has it been introduced, and what habitat does it require?", "kind": "definition" }, { "id": "range-record-q02", "text": "What distinguishes a native record from an introduced or vagrant one?", "kind": "boundary" } ] } ] }, { "id": "protection-status", "name": "Protection and legal status", "description": "Conservation assessments and the rules that follow from them.", "findings": [ { "id": "status-and-rules", "name": "Conservation status and legal consequence", "description": "The assessment, its date, and what it forbids or requires where.", "questions": [ { "id": "status-and-rules-q01", "text": "What conservation status does crustacean hold, under which assessment and year?", "kind": "provenance" }, { "id": "status-and-rules-q02", "text": "What does that status forbid or require of an agent, and in which jurisdiction?", "kind": "action" } ] } ] } ] }, { "id": "provenance-and-evidence", "name": "Provenance, evidence and time", "description": "Where every claim about a crustacean came from and when it held.", "rationale": "A claim without a source and a time cannot be superseded, only overwritten, and an agent that overwrites loses the ability to explain itself.", "layers": [ { "id": "source-and-authority", "name": "Source and authority", "description": "Who said it, on what evidence, and how strongly.", "findings": [ { "id": "claim-provenance", "name": "Claim provenance and confidence", "description": "The authority behind each claim about a crustacean and how confident it is.", "questions": [ { "id": "claim-provenance-q01", "text": "What identifies and describes a claim about a crustacean, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "claim-provenance-q02", "text": "Who or what asserted this about a claim about a crustacean, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "claim-provenance-q03", "text": "What may an agent decide or do once a claim about a crustacean is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "time-and-versions", "name": "Time, versions and supersession", "description": "When a claim was true, when it was learnt, and what replaced it.", "findings": [ { "id": "validity-and-supersession", "name": "Validity period and supersession", "description": "How an old claim about a crustacean is retired without being erased.", "questions": [ { "id": "validity-and-supersession-q01", "text": "What identifies and describes the validity of a claim about a crustacean, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "validity-and-supersession-q02", "text": "Who or what asserted this about the validity of a claim about a crustacean, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "validity-and-supersession-q03", "text": "What may an agent decide or do once the validity of a claim about a crustacean is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] } ] }, "statistics": { "bundles": 8, "layers": 17, "findings": 19, "questions": 51 } } } }