Ameridelphia
E538448
Ameridelphia is a proposed infraclass of marsupial mammals that primarily includes the American opossums and their close relatives.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ameridelphia canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T5632660 — 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: Ameridelphia Context triple: [Australidelphia, contrastedWith, Ameridelphia]
-
A.
Euramerica
Euramerica was an ancient Paleozoic-era supercontinent formed by the collision of Laurentia, Baltica, and Avalonia, which later contributed to the assembly of Pangaea.
-
B.
Ameria
Ameria is an ancient Umbrian town in central Italy, known today as Amelia, with significant archaeological and historical remains from pre-Roman and Roman times.
-
C.
Turtle Island
Turtle Island is a small island within Ritchie’s Archipelago in the Andaman Islands of India, known for its natural coastal scenery and surrounding marine life.
-
D.
Turtle Island
Turtle Island is a Pulitzer Prize–winning poetry collection by American poet Gary Snyder that blends environmental themes, spirituality, and reflections on North American landscapes and cultures.
-
E.
Polaria
Polaria is an Arctic-themed experience center and aquarium in Tromsø, Norway, focusing on polar research, climate, and marine life.
- 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: Ameridelphia Target entity description: Ameridelphia is a proposed infraclass of marsupial mammals that primarily includes the American opossums and their close relatives.
-
A.
Euramerica
Euramerica was an ancient Paleozoic-era supercontinent formed by the collision of Laurentia, Baltica, and Avalonia, which later contributed to the assembly of Pangaea.
-
B.
Ameria
Ameria is an ancient Umbrian town in central Italy, known today as Amelia, with significant archaeological and historical remains from pre-Roman and Roman times.
-
C.
Turtle Island
Turtle Island is a small island within Ritchie’s Archipelago in the Andaman Islands of India, known for its natural coastal scenery and surrounding marine life.
-
D.
Turtle Island
Turtle Island is a Pulitzer Prize–winning poetry collection by American poet Gary Snyder that blends environmental themes, spirituality, and reflections on North American landscapes and cultures.
-
E.
Polaria
Polaria is an Arctic-themed experience center and aquarium in Tromsø, Norway, focusing on polar research, climate, and marine life.
- F. None of above. chosen
Statements (36)
| Predicate | Object |
|---|---|
| instanceOf |
infraclass
ⓘ
taxon ⓘ |
| characteristic |
marsupial reproduction
ⓘ
presence of marsupium in many species ⓘ viviparous mammals ⓘ |
| class | Mammalia ⓘ |
| contains | New World marsupials ⓘ |
| contrastedWith | Australidelphia NERFINISHED ⓘ |
| definedBy |
molecular phylogenetic evidence
ⓘ
morphological characters ⓘ |
| distribution | Americas NERFINISHED ⓘ |
| endemicTo | New World NERFINISHED ⓘ |
| evolutionaryOrigin | South America NERFINISHED ⓘ |
| hasCharacteristic |
didactyl hind feet in many members
ⓘ
polyprotodont dentition in many members ⓘ |
| hasCommonName | Ameridelphians NERFINISHED ⓘ |
| hasTypeMember | Didelphis virginiana NERFINISHED ⓘ |
| higherClassification | Marsupialia NERFINISHED ⓘ |
| includes |
American opossums
ⓘ
Didelphidae NERFINISHED ⓘ Didelphimorphia NERFINISHED ⓘ close relatives of American opossums ⓘ |
| infraclass | Marsupialia NERFINISHED ⓘ |
| kingdom | Animalia ⓘ |
| memberOf | Marsupialia NERFINISHED ⓘ |
| phylum | Chordata ⓘ |
| proposedAs | infraclass of marsupial mammals ⓘ |
| relatedTo | Metatheria NERFINISHED ⓘ |
| subclass | Theria ⓘ |
| taxonomicStatus |
not universally accepted
ⓘ
proposed ⓘ |
| taxonRank | infraclass ⓘ |
| timeOfOrigin |
Cretaceous
ⓘ
Paleogene NERFINISHED ⓘ |
| usedIn |
mammalian classification
ⓘ
marsupial phylogeny ⓘ |
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: Ameridelphia Description of subject: Ameridelphia is a proposed infraclass of marsupial mammals that primarily includes the American opossums and their close relatives.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
Microbiotheria (fossil eutherians sometimes historically misassigned)
→
onceClassifiedAs
→
Ameridelphia
ⓘ
subject surface form:
Microbiotheria