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Ancorhynchia
Taxonomy
Ancorhynchia was named by Jin and Ye (1979) [Sepkoski's age data: P Dora]. Its type is Ancorhynchia madoensis.
It was corrected as Anchorhynchia by Angiolini (2001) and Campi et al. (2005).
It was assigned to Rhynchonellida by Sepkoski (2002); and to Uncinunellininae by Angiolini (2001), Campi et al. (2005) and Wu et al. (2019).
It was corrected as Anchorhynchia by Angiolini (2001) and Campi et al. (2005).
It was assigned to Rhynchonellida by Sepkoski (2002); and to Uncinunellininae by Angiolini (2001), Campi et al. (2005) and Wu et al. (2019).
Species
Synonymy list
Year | Name and author |
---|---|
1979 | Ancorhynchia Jin and Ye |
2001 | Anchorhynchia Angiolini p. 323 |
2002 | Ancorhynchia Sepkoski |
2005 | Anchorhynchia Campi et al. p. 136 |
2019 | Ancorhynchia Wu et al. p. 623 |
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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.
G. †Ancorhynchia Jin and Ye 1979
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†Ancorhynchia grandis Shen and He 1994
†Ancorhynchia ignobilis Shen et al. 1992
†Ancorhynchia madoensis Jin and Ye 1979
Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 12 | 15.1 | 7.90 | 19.9 | 15.0 | 3.63 |
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Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
References: Aberhan et al. 2004, Nesnidal et al. 2013 |
Age range: base of the Wordian to the top of the Changhsingian or 268.80000 to 252.17000 Ma
Collections (7 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Wordian | China (Qinghai) | Anchorhynchia madoensis (103580) | |
Changhsingian | China (Guizhou) | Anchorhynchia grandis (117481 197009) A. sp. (99630) | |
Changhsingian | China (Chongqing) | Anchorhynchia ignobilis (94984 138386 138387) |