| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Acmaea cassis
Taxonomy
Acmaea cassis was named by Rathke (1833).
Subspecies
Sister species lacking formal opinion data
A. arca, A. astroides, A. compressiuscula, A. digitalis, A. dutemplei, A. excentrica, A. formosa, A. genettae, A. laevigata, A. leucopleura, A. mesoleuca, A. moshiensis, A. occidentalis, A. ocharacea, A. pallida, A. parvula, A. pelta, A. pilleolus, A. saacharina, A. striatissima, A. sybaritica, A. virginea, A. clarki, A. geniculata, A. scutum, A. pallida
Synonymy list
| Year | Name and author |
|---|---|
| 1833 | Acmaea cassis Rathke |
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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.
†Acmaea cassis Rathke 1833
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Acmaea cassis nacelloides Dall 1871
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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: Late/Upper Pleistocene or 0.12900 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 0.0117 Ma
Minimum age of oldest fossil (stem group age): 0.0117 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pleistocene | USA (California) | Acmaea cassis (201624) | |
| Late/Upper Pleistocene | Mexico | Acmaea cassis (52347) |