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Aliculastrum
Taxonomy
Aliculastrum was named by Pilsbry (1896) [Sepkoski's age data: T Than R Sepkoski's reference number: 614]. It is extant. Its type is Bulla cylindrica.
It was reranked as Atys (Aliculastrum) by Woodring (1928), Gardner (1948), Olsson and Harbison (1953), MacNeil (1960), Todd (2001).
It was assigned to Atyidae by Rippingale and McMichael (1961); to Atys by Woodring (1928), Gardner (1948), Olsson and Harbison (1953), MacNeil (1960), Todd (2001); to Cephalaspida by Sepkoski (2002); and to Atydinae by Harzhauser et al. (2009).
It was reranked as Atys (Aliculastrum) by Woodring (1928), Gardner (1948), Olsson and Harbison (1953), MacNeil (1960), Todd (2001).
It was assigned to Atyidae by Rippingale and McMichael (1961); to Atys by Woodring (1928), Gardner (1948), Olsson and Harbison (1953), MacNeil (1960), Todd (2001); to Cephalaspida by Sepkoski (2002); and to Atydinae by Harzhauser et al. (2009).
Synonymy list
| Year | Name and author |
|---|---|
| 1896 | Aliculastrum Pilsbry |
| 1928 | Atys (Aliculastrum) Woodring p. 127 |
| 1948 | Atys (Aliculastrum) Gardner p. 278 |
| 1953 | Atys (Aliculastrum) Olsson and Harbison p. 163 |
| 1960 | Atys (Aliculastrum) MacNeil p. 127 |
| 1961 | Aliculastrum Rippingale and McMichael p. 152 |
| 2001 | Atys (Aliculastrum) Todd |
| 2002 | Aliculastrum Sepkoski |
| 2009 | Aliculastrum Harzhauser et al. p. 365 |
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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. Aliculastrum Pilsbry 1896
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Aliculastrum cylindricum Helbling 1779
†Aliculastrum protocylindrica Vredenburg 1925
†Aliculastrum suratense Banerjee and Halder 2023
†Atys (Aliculastrum) dalli Woodring 1928
†Atys (Aliculastrum) morantensis Woodring 1928
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Kiessling 2004, Hendy et al. 2009 | |||||
Age range
Maximum range based only on fossils: base of the Danian to the top of the Late/Upper Pleistocene or 66.00000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 61.66 Ma
Minimum age of oldest fossil (stem group age): 61.66 Ma
Collections (23 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Danian | USA (Texas) | Atys sp. A (91832 98701) | |
| Ypresian | India (Gujarat) | A. suratense (235626) | |
| Lutetian | United Kingdom (England) | A. extensum, A. attenuatum (8124) | |
| Bartonian | USA (Texas) | Atys petropolitana (205430) | |
| Chattian | India | A. protocylindricum (111232) | |
| Late/Upper Oligocene | Panama | Atys sp. (42570) | |
| Early/Lower Miocene | Pakistan | Atys protocylindrica (77169 77170 77172) | |
| Burdigalian | India (Gujarat) | A. protocylindrica (179086) | |
| Langhian | Dominican Republic | Atys sp. (74959) | |
| Tortonian | Panama (Colon) | Atys eurys (145337) | |
| Messinian | Panama (Colon) | Atys sp. (79855) | |
| Messinian - Zanclean | Dominican Republic | Atys sp. (75037) | |
| Late/Upper Pliocene | Jamaica | A. dalli, Atys morantensis, Atys sp. (69094) Atys dalli, Atys morantensis (58522 69090) | |
| Piacenzian | Panama (Bocas) | Atys sp. (79988 79989 135885) | |
| Pleistocene | Japan | A. cylindricum (97029) | |
| Late/Upper Pleistocene | Saudi Arabia | A. cylindricum (192720) |