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Apatopygidae
Taxonomy
Apatopygidae was named by Kier (1962). It is extant.
It was assigned to Cassiduloidea by Kier (1962); to Cassiduloida by Kier (1966) and Gatt (2005); and to Neognathostomata by Kroh and Smith (2010).
It was assigned to Cassiduloidea by Kier (1962); to Cassiduloida by Kier (1966) and Gatt (2005); and to Neognathostomata by Kroh and Smith (2010).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1962 | Apatopygidae Kier |
| 1966 | Apatopygidae Kier p. U522 |
| 2005 | Apatopygidae Gatt p. 104 |
| 2010 | Apatopygidae Kroh and Smith p. 171 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Fm. Apatopygidae Kier 1962
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Kiessling 2004, Aberhan 1992 | |||||
Age range
Maximum range based only on fossils: Waipawan or 55.80000 to 53.00000 Ma
Minimum age of oldest fossil (stem group age): 53.0 Ma
Minimum age of oldest fossil (stem group age): 53.0 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Waipawan | New Zealand | Apatopygus sp. (52447 52558) | |
| Waipawan | New Zealand (Chatham Islands) | Apatopygus recens (51078) Apatopygus sp. (51050 51079 52561) |