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Acila (Acila)
Source Data |
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Rank | subgenus (PBDB) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Taxonomy (PBDB) | Life : Animalia : Mollusca : Bivalvia : Nuculida : Nuculidae : Acila : Acila (Acila) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Opinions (PBDB) |
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Status (PBDB) | extant | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 13 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Extant Size (PBDB) | 5 (38%) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 55.8 - 48.6 Ma Eocene | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Environment | coastal,inner shelf,outer shelf,oceanic (based on Nuculidae) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Motility | facultatively mobile (based on Nuculidae) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Vision | blind (based on Bivalvia) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Diet | deposit feeder, suspension feeder (based on Nuculidae) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Ontogeny | accretion (based on Nuculidae) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Taphonomy | aragonite,thin,minor ribbing (based on Nuculidae) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Primary Reference (PBDB) | A. I. Kafanov, K. Ogasawara, and Y. Noda. 2005. Cenozoic molluscan (Bivavia) cenozone of Hokkaido, Northern Japan. Science Report, Institute of Geosciences, Univeristry of Tsukuba 26:1-12 |
Fossil Distribution
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Acila (Acila) brevis ✝ species | listed (PBDB) | 8 | 37.2 Ma Eocene | 28.4 Ma Oligocene | |
Acila (Acila) divaricata species | listed (PBDB) | 3 | 16.0 Ma Miocene | 0 Ma Extant | |
Acila (Acila) gettysburgensis ✝ species | listed (PBDB) | 16 | 55.8 Ma Eocene | 16.0 Ma Miocene | |
Acila (Acila) isthmica ✝ species | listed (PBDB) | 21 | 28.4 Ma Oligocene | 3.60 Ma Pliocene | |
Acila (Acila) kholmskensis ✝ species | listed (PBDB) | 5 | 33.9 Ma Oligocene | 16.0 Ma Miocene | |
Acila (Acila) mirabilis species | listed (PBDB) | 1 | 3.60 Ma Pliocene | 0 Ma Extant | |
Acila (Acila) praedivaricata ✝ species | listed (PBDB) | 9 | 55.8 Ma Eocene | 28.4 Ma Oligocene | |
Acila (Acila) semirostrata species | listed (PBDB) | 1 | 11.6 Ma Miocene | 0 Ma Extant | |
Acila (Acila) shimoyamai ✝ species | listed (PBDB) | 1 | 41.3 Ma Eocene | 41.3 Ma Eocene | |
Acila (Acila) submirabilis ✝ species | listed (PBDB) | 8 | 16.0 Ma Miocene | 13.8 Ma Miocene | |
Acila (Acila) vigilia species | listed (PBDB) | 1 | 5.33 Ma Miocene | 0 Ma Extant |
Synonymy List
Year | Name and Author |
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1858 | Acila (Acila) Adams and Adams |
1936 | Acila (Acila) Schenck p. 23 |
1944 | Acila (Acila) Durham p. 133 |
1973 | Acila (Acila) Woodring p. 489 |
1984 | Acila (Acila) Moore p. 25 |
2003 | Acila (Acila) Kafanov and Ogasawara p. 50 |
2010 | Acila (Acila) Huber p. 89 |
2020 | Acila (Acila) Hendy |
References
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!