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Dactylioceratidae ✝
Description | The family Dactylioceratidae comprises Early Jurassic ammonite genera with ribbed and commonly tuberculate shells that resembled later Middle Jurassic stephanoceratids and Upper Jurassic perisphinctids. Shells may be either evolute or involute. From Wikipedia article at https://en.wikipedia.org/wiki/Dactylioceratidae, which is released under the Creative Commons Attribution-Share-Alike License 3.0. | ||||||||||||||||||||||||||||||||||||||||||||||||
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Source Data |
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Rank | family | ||||||||||||||||||||||||||||||||||||||||||||||||
Taxonomy (GBIF) | Life : Animalia : Mollusca : Cephalopoda : Ammonoidea : Dactylioceratidae | ||||||||||||||||||||||||||||||||||||||||||||||||
Taxonomy (PBDB) | Life : Animalia : Mollusca : Cephalopoda : Ammonitida : Dactylioceratidae | ||||||||||||||||||||||||||||||||||||||||||||||||
Taxonomic Status (GBIF) | accepted | ||||||||||||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Scientific Name | Dactylioceratidae | ||||||||||||||||||||||||||||||||||||||||||||||||
Name Published In | Bull. Mus. comp. Zool., 1(5): 87, 94 | ||||||||||||||||||||||||||||||||||||||||||||||||
Opinions (PBDB) |
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Status (PBDB) | extinct | ||||||||||||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 111 | ||||||||||||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 201 - 199 Ma Early Jurassic | ||||||||||||||||||||||||||||||||||||||||||||||||
Last Recorded Appearance | 180 - 164 Ma Jurassic | ||||||||||||||||||||||||||||||||||||||||||||||||
Motility | fast-moving (based on Ammonoidea) | ||||||||||||||||||||||||||||||||||||||||||||||||
Vision | well-developed (based on Cephalopoda) | ||||||||||||||||||||||||||||||||||||||||||||||||
Diet | carnivore (based on Ammonoidea) | ||||||||||||||||||||||||||||||||||||||||||||||||
Taphonomy | aragonite (based on Ammonoidea) | ||||||||||||||||||||||||||||||||||||||||||||||||
Primary Reference (PBDB) | G. K. Jakobs. 1997. Toarcian (Early Jurassic) ammonoids from western North America. Geological Survey of Canada, Bulletin 428:137pp. | ||||||||||||||||||||||||||||||||||||||||||||||||
Wikipedia | https://en.wikipedia.org/wiki/Dactylioceratidae |
Fossil Distribution
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Dactylioceratinae ✝ subfamily | listed (PBDB) | 882 | 201 Ma Early Jurassic | 180 Ma Early Jurassic | |
Reynesocoeloceratinae ✝ subfamily | listed (PBDB) | 107 | 201 Ma Early Jurassic | 186 Ma Early Jurassic | |
Catacoeloceras ✝ genus | accepted (GBIF) listed (PBDB) | 119 | 201 Ma Early Jurassic | 180 Ma Early Jurassic | |
Cetonoceras ✝ genus | accepted (GBIF) listed (PBDB) | 7 | 190 Ma Early Jurassic | 190 Ma Early Jurassic | |
Dactylioceras ✝ genus | accepted (GBIF) listed (PBDB) | 317 | 201 Ma Early Jurassic | 182 Ma Early Jurassic | |
Nodicoeloceras ✝ genus | accepted (GBIF) listed (PBDB) | 119 | 183 Ma Early Jurassic | 182 Ma Early Jurassic | |
Peronoceras ✝ genus | accepted (GBIF) listed (PBDB) | 110 | 183 Ma Early Jurassic | 182 Ma Early Jurassic | |
Porpoceras ✝ genus | accepted (GBIF) listed (PBDB) | 58 | 183 Ma Early Jurassic | 182 Ma Early Jurassic | |
Prodactylioceras ✝ genus | accepted (GBIF) listed (PBDB) | 71 | 201 Ma Early Jurassic | 186 Ma Early Jurassic | |
Reynesoceras ✝ genus | accepted (GBIF) listed (PBDB) | 63 | 201 Ma Early Jurassic | 186 Ma Early Jurassic | |
Reynesocoeloceras ✝ genus | accepted (GBIF) listed (PBDB) | 27 | 191 Ma Early Jurassic | 186 Ma Early Jurassic | |
Zugodactylites ✝ genus | accepted (GBIF) listed (PBDB) | 26 | 201 Ma Early Jurassic | 182 Ma Early Jurassic |
Synonymy List
Year | Name and Author |
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1867 | Dactylioceratidae Hyatt |
1981 | Dactylioceratidae Donovan et al. |
1992 | Dactylioceratidae Thomson and Smith p. 30 |
1993 | Dactylioceratidae Arthur et al. p. 29 |
1996 | Dactylioceratidae Smith and Tipper p. 46 |
1997 | Dactylioceratidae Jakobs p. 41 |
2006 | Dactylioceratidae Hillebrandt p. 225 |
2013 | Dactylioceratidae Howarth p. 61 |
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!
Forchheim District, Upper Franconia, Bavaria, Germany