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Acirsa (Hemiacirsa)
Taxonomy
Hemiacirsa was named by de Boury (1890) [Sepkoski's age data: K Sant R Sepkoski's reference number: 909].
It was reranked as Scalaria (Hemiacirsa) by Tate (1890); it was reranked as Acirsa (Hemiacirsa) by Palmer and Brann (1966) and Kase (1984).
It was assigned to Scalaria by Tate (1890); to Acirsa by Palmer and Brann (1966) and Kase (1984); and to Neotaenioglossa by Sepkoski (2002).
It was reranked as Scalaria (Hemiacirsa) by Tate (1890); it was reranked as Acirsa (Hemiacirsa) by Palmer and Brann (1966) and Kase (1984).
It was assigned to Scalaria by Tate (1890); to Acirsa by Palmer and Brann (1966) and Kase (1984); and to Neotaenioglossa by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1890 | Scalaria (Hemiacirsa) Tate |
1890 | Hemiacirsa de Boury |
1966 | Acirsa (Hemiacirsa) Palmer and Brann p. 475 |
1984 | Acirsa (Hemiacirsa) Kase p. 165 |
2002 | Hemiacirsa Sepkoski |
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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.
Subg. †Acirsa (Hemiacirsa) de Boury 1890
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†Acirsa (Hemiacirsa) americana Wade 1926
†Acirsa (Hemiacirsa) gracilior Meyer 1886
†Acirsa (Hemiacirsa) whitneyi Palmer 1937
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: f = family, c = class | |||||
References: Kiessling 2004, Beu et al. 1990 |
Collections (48 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Hauterivian - Barremian | Japan | Acirsa ofunatoensis (91313) | |
Barremian | Germany | Hemiacirsa hauthali (67178) | |
Aptian | Germany | Hemiacirsa hauthali (67181) | |
Late/Upper Aptian | Japan | Acrisa miyakoensis (91293 91294) | |
Late/Upper Campanian | USA (Tennessee) | Proscala americana (88357) | |
Late/Upper Campanian - Early/Lower Maastrichtian | USA (Tennessee) | Acirsa americana (7515) | |
Maastrichtian | USA (Texas) | Acirsa americana (205541) | |
Early/Lower Maastrichtian | USA (Georgia) | Acirsa americana, Acirsa sp. (4282) Acirsa sp. (4265 4277) | |
Early/Lower Maastrichtian | USA (Alabama) | Acirsa americana (4275) Acirsa sp. (4255 4263) | |
Late/Upper Maastrichtian | USA (North Carolina) | Acirsa sp. (7616) | |
Late/Upper Maastrichtian | USA (Maryland) | Acirsa americana (4372) | |
Danian | Greenland | Acirsa n. sp (177724) Hemiacirsa sp. (22943) | |
Danian | USA (Texas) | Acirsa sp. (205466) | |
Selandian | Denmark | Hemiacirsa elatior (35263 35264 35265 35266) | |
Bartonian | USA (Louisiana) | Acirsa whitneyi (98787) | |
Bartonian | USA (Alabama) | Acirsa gracilior (90600) Acirsa sp. (205489) | |
Bartonian | USA (Texas) | Acirsa gracilior (205410 205422 205433 205480) Acirsa whitneyi (91119) | |
Early/Lower Miocene | Germany (North Rhein-Westfalia) | Acirsa duvergieri (62883) Acirsa lanceolata (62882) | |
Miocene | Germany (North Rhein-Westfalia) | Acirsa duvergieri (62903) Acirsa lanceolata, Acirsa duvergieri (62899) | |
Burdigalian | Germany | Acirsa lanceolata (111599) | |
Langhian - Serravallian | Netherlands | Acirsa sp. (186883) | |
Middle Miocene | Germany (North Rhein-Westfalia) | Acirsa duvergieri (61895 61901 61902 61905 62886 62891) Acirsa lanceolata (61900 62885) | |
Badenian | Poland (Holy Cross Mountains) | Acirsa oscari (38823) | |
Tortonian | Denmark | Acirsa duvergieri (98312) | |
Gelasian | Italy | Acirsa corrugata (178779) |