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Haploceras ✝
| Description | Haploceras is a genus of late Upper Jurassic (Kimmeridgian and Tithonian) ammonoid cephalopods and the type for the Haploceratidae, similar to Lissoceras but with a broader whorl section and small blunt lappets and a blunt rostrum; some species with feeble ventral folds on body chamber. From Wikipedia article at https://en.wikipedia.org/wiki/Haploceras, which is released under the Creative Commons Attribution-Share-Alike License 3.0. | |||||||||||||||||||||||||||||||||||||||||||||||||||
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| Source Data |
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| Rank | genus | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Taxonomy (GBIF) | Life : Animalia : Mollusca : Cephalopoda : Ammonoidea : Haploceratidae : Haploceras | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Taxonomy (PBDB) | Life : Animalia : Mollusca : Cephalopoda : Ammonitida : Haploceratidae : Haploceras | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Taxonomic Status (GBIF) | accepted | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Classification (PBDB,GBIF) |
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| Scientific Name | Haploceras Zittel, 1870 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Name Published In | Palaeontogr. (Pal. Mitt. Mus. Bayer.), (N. S.) Suppl. 2, no. 2 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Opinions (PBDB) |
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| Status (PBDB) | extinct | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Taxon Size (PBDB) | 12 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| First Recorded Appearance | 164 - 152 Ma Jurassic | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Last Recorded Appearance | 133 - 125 Ma Early/Lower Cretaceous | |||||||||||||||||||||||||||||||||||||||||||||||||||
| 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) | J. J. Sepkoski, Jr. 2002. A compendium of fossil marine animal genera. Bulletins of American Paleontology 363:1-560 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Wikipedia | https://en.wikipedia.org/wiki/Haploceras |
Fossil Distribution
Subtaxa
| Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
|---|---|---|---|---|---|
| Haploceras (Haploceras) ✝ subgenus | listed (PBDB) | 64 | 164 Ma Middle Jurassic | 145 Ma Late Jurassic | |
| Haploceras (Hypoglochiceras) ✝ subgenus | listed (PBDB) | ||||
| Haploceras (Volanites) ✝ subgenus | listed (PBDB) | 7 | 164 Ma Middle Jurassic | 151 Ma Late Jurassic | |
| Ammonites carachtheis species | accepted (GBIF) | No associated record in PBDB | |||
| Ammonites staczycii species | accepted (GBIF) | No associated record in PBDB | |||
| Ammonites verruciferus species | accepted (GBIF) | No associated record in PBDB | |||
| Haploceras catorcensis species | accepted (GBIF) | No associated record in PBDB | |||
| Haploceras complanatum species | accepted (GBIF) | No associated record in PBDB | |||
| Haploceras cornutum species | accepted (GBIF) | No associated record in PBDB | |||
| Haploceras costatum species | accepted (GBIF) | No associated record in PBDB | |||
| Haploceras cragini species | accepted (GBIF) | No associated record in PBDB | |||
| Haploceras elimatum species | accepted (GBIF) | No associated record in PBDB | |||
| Haploceras felixi species | accepted (GBIF) | No associated record in PBDB | |||
| Haploceras grasianum ✝ species | listed (PBDB) | 371 | 145 Ma Late Jurassic | 133 Ma Early/Lower Cretaceous | |
| Haploceras mexicanum species | accepted (GBIF) | No associated record in PBDB | |||
| Haploceras tomephorum species | accepted (GBIF) | No associated record in PBDB | |||
| Haploceras transatlanticum ✝ species | accepted (GBIF) listed (PBDB) | 4 | 156 Ma Jurassic | 151 Ma Late Jurassic | |
| Haploceras veracruzanum ✝ species | accepted (GBIF) listed (PBDB) | 2 | 152 Ma Late Jurassic | 151 Ma Late Jurassic | |
| Haploceras zacatecanum species | accepted (GBIF) | No associated record in PBDB | |||
Synonymy List
| Year | Name and Author |
|---|---|
| 1870 | Haploceras Zittel |
| 1957 | Haploceras Arkell et al. p. 273 |
| 1973 | Haploceras Verma and Westermann p. 165 |
| 1993 | Haploceras Avram and Gradinaru p. 673 |
| 1994 | Haploceras Zeiss et al. p. 370 |
| 1996 | Haploceras Wright et al. p. 10 |
| 2000 | Haploceras Arkadiev et al. p. 99 |
| 2002 | Haploceras Sepkoski, Jr. |
| 2004 | Haploceras Lukeneder p. 49 |
| 2018 | Haploceras Grigore p. 19 |
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!
