Sirius Passet fauna
E363817
The Sirius Passet fauna is an exceptionally well-preserved early Cambrian fossil assemblage from Greenland that provides key insights into the rapid diversification of animal life during the Cambrian explosion.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Orsten fauna | 1 |
| Sirius Passet fauna canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3502647 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sirius Passet fauna Context triple: [Cambrian explosion, hasEvidence, Sirius Passet fauna]
-
A.
Sephanoides
Sephanoides is a small genus of South American hummingbirds that includes species such as the Juan Fernández firecrown.
-
B.
Hesperethusa
Hesperethusa is a genus of flowering plants in the citrus family Rutaceae, known for species such as Hesperethusa crenulata (also called Limonia crenulata) that are native to South and Southeast Asia.
-
C.
Oreortyx
Oreortyx is a small genus of New World quails best known for the mountain quail, a ground-dwelling game bird native to western North America.
-
D.
Comporellon
Comporellon is a frigid, bureaucratic planet in Isaac Asimov’s science fiction universe, notable for its harsh climate and rigid legalism encountered in the novel "Foundation and Earth."
-
E.
Fauna
Fauna is one of the three good fairies in Disney's "Sleeping Beauty," known for her gentle, nurturing nature and green attire.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sirius Passet fauna Target entity description: The Sirius Passet fauna is an exceptionally well-preserved early Cambrian fossil assemblage from Greenland that provides key insights into the rapid diversification of animal life during the Cambrian explosion.
-
A.
Sephanoides
Sephanoides is a small genus of South American hummingbirds that includes species such as the Juan Fernández firecrown.
-
B.
Hesperethusa
Hesperethusa is a genus of flowering plants in the citrus family Rutaceae, known for species such as Hesperethusa crenulata (also called Limonia crenulata) that are native to South and Southeast Asia.
-
C.
Oreortyx
Oreortyx is a small genus of New World quails best known for the mountain quail, a ground-dwelling game bird native to western North America.
-
D.
Comporellon
Comporellon is a frigid, bureaucratic planet in Isaac Asimov’s science fiction universe, notable for its harsh climate and rigid legalism encountered in the novel "Foundation and Earth."
-
E.
Fauna
Fauna is one of the three good fairies in Disney's "Sleeping Beauty," known for her gentle, nurturing nature and green attire.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
Cambrian fossil assemblage
ⓘ
fossil lagerstätte ⓘ |
| accessDifficulty | remote Arctic locality ⓘ |
| ageInMillionsOfYears | about 518 Ma ⓘ |
| climateAtDeposition | tropical marine conditions ⓘ |
| comparableTo |
Burgess Shale fossil lagerstätte
ⓘ
surface form:
Burgess Shale
Chengjiang biota ⓘ |
| containsFossilsOf |
arthropods
ⓘ
lobopodians ⓘ problematic taxa ⓘ sponges ⓘ worms ⓘ |
| containsFossilTaxon |
Buenaspis forteyi
ⓘ
Burgessia-like arthropods ⓘ Campanamuta mantonae ⓘ Halkieria evangelista ⓘ Isoxys auritus ⓘ Isoxys volucris ⓘ Kerygmachela kierkegaardi ⓘ Microschedia ⓘ Kimberella ⓘ
surface form:
Pambdelurion whittingtoni
Pygocirrus ⓘ Siriusgnathus ⓘ Thelxiope ⓘ annelid-like worms ⓘ cnidarian-like forms ⓘ |
| country |
Denmark
ⓘ
surface form:
Kingdom of Denmark
|
| discoveredBy |
John S. Peel
ⓘ
Simon Conway Morris ⓘ |
| discoveredIn | 1984 ⓘ |
| firstMajorDescription | 1994 ⓘ |
| geologicalAge | early Cambrian ⓘ |
| geologicalStage |
Cambrian Series 2
ⓘ
Stage 3 ⓘ |
| knownFor |
early lobopodian diversity
ⓘ
early stem-group arthropods ⓘ insights into early animal ecosystems ⓘ insights into origin of euarthropods ⓘ |
| lithology |
dark mudstones
ⓘ
shales ⓘ |
| locatedIn |
Greenland
ⓘ
Greenland ⓘ
surface form:
North Greenland
Peary Land ⓘ |
| namedAfter | Sirius Passet ⓘ |
| paleogeographicSetting | outer shelf to slope environment ⓘ |
| paleolatitude | low-latitude tropical setting ⓘ |
| partOf | Buen Formation ⓘ |
| preservationType |
Burgess Shale-type preservation
ⓘ
exceptional soft-tissue preservation ⓘ |
| researchImportance | key site for studying Cambrian explosion ⓘ |
| timeInterval | Cambrian explosion ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Sirius Passet fauna Description of subject: The Sirius Passet fauna is an exceptionally well-preserved early Cambrian fossil assemblage from Greenland that provides key insights into the rapid diversification of animal life during the Cambrian explosion.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Orsten fauna