Calliotropis
Calliotropis is a genus of sea snails, marine gastropod mollusks in the family Eucyclidae.

Jan Delsing · Public Domain · via Wikipedia/Commons. May be a photograph of a specimen, or an artist’s reconstruction — an interpretation of a skeleton, since colour and soft tissue are almost never preserved.
On record
Recorded, not inferred- Sits inside
- EucyclidaePBDB
- Diet
- grazerPBDB, for Seguenzioidea
- Life habit
- epifaunalPBDB, for Seguenzioidea
- Motility
- actively mobilePBDB, for Seguenzioidea
- Vision
- limitedPBDB, for Gastropoda
Time the record covers
At least 238 million years on record.
The record covers at least 241.464 Mya to 2.58 Mya. No occurrence read is dated outside 247 Mya to 11.7 ka.
64 occurrences of Calliotropis on record, most of them in the Early Jurassic. The Paleobiology Database records this as a living group. Bar height is expected occurrences, not a count: each fossil is spread across the span it is dated to, so a tall narrow bar means tight dating and a low wide one means loose.
When
64 occurrences- Middle Triassic16%
- Late Triassic13%
- Early Jurassic31%
- Middle Jurassic9%
- Early Cretaceous5%
- Late Cretaceous3%
- Paleocene6%
- Eocene5%
- Oligocene2%
- Miocene2%
- Pliocene8%
- Pleistocene2%
These are dates about fossils, not the animal: the record can only begin after it arose and end before it died out, so either end may reach further. Shares are expected occurrences: a fossil dated to a span is counted partly in each period it straddles. More on what this infers.
Found in
18 formations
- Qingyan Formation10
- Cassian Formation4
- Mulanguiñeu Formation4
- Osta Arena Formation4
- Pebble Point Formation3
- Nayband Formation2
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The named rock units Calliotropis has been recovered from, largest first. Drawn where the rock is now, not where it formed. 23 occurrences have no formation on record, which is common for older literature.
Calliotropis and its relatives
Early JurassicWhere Calliotropis and its relatives were recorded in the Early Jurassic.
Found in the same rock
888 taxa- Gastropoda14 sites
- Bivalvia12 sites
- Eucycloscala12 sites
- Promathildia11 sites
- Cheilotomona pentagonum9 sites
- Coelostylina liscaviensis9 sites
- Pteria9 sites
- Wortheniella9 sites
- Angustothyris angustaeformis8 sites
- Arcavicula8 sites
- Balanocrinus8 sites
- Bangtoupocrinus kokeni8 sites
- Cassianella8 sites
- Cassianella simplex8 sites
- Diholkorhynchia sinensis8 sites
- Elegantarca subareata8 sites
- Elegantinia8 sites
- Elegantinia elegans8 sites
- Encrinus liliiformis8 sites
- Eophilobryoidella sinoanisica8 sites
- Eucycloscala obliquicostata8 sites
- Laevidentalium8 sites
- Lepismatina hsui8 sites
- Lopha8 sites
The Paleobiology Database records 50 sites for Calliotropis, and this reads all of them. The number is how many of those sites it was catalogued from too. The 24 sharing the most are listed.
This is not a list of everything alive at the time. It is only what has come out of the same ground as this animal and been written down.
Entered from
28 references- The genera Calliotropis Seguenza and Ambercyclus n. gen. (Vetigastropoda, Eucyclidae) from the Early Jurassic of Argentina14
- Fossilvergesellschaftungen, Paläoökologie und paläosynökologische Entwicklung im Oberen Anisium (Mittlere Trias) von Qingyan, insbesondere Bangtoupo, Provinz Guizhou, Südwestchina9
- Primary collection data of Cassian Formation used for publication of Fürsich and Wendt (1977) (ref. 9188)4
- The Early Pliocene Gastropoda (Mollusca) of Estepona, Southern Spain. Part 1: Vetigastropoda4
- Gastropoda, Scaphopoda, Cephalopoda, and new Bivalvia of the Paleocene Pebble Point Formation, Victoria, Australia3
- The Geology of the Waitaki Subdivision3
- Gastropoda aus dem Mittelsanton (Oberkreide) von Lengede (Niedersachsen)2
- Middle Jurassic Gastropods from the Central High Atlas, Morocco2
- Gastropods from the Late Triassic (Norian-Rhaetian) Nayband Formation of central Iran2
- Paleoökológia, paleo(bio)geográfia, evolúció és biokronológia bakonyi jura gastropodák tükrében2
- Cenozoic fossil mollusks from Western Pacific Islands; Gastropods (Volutidae through Terebridae)2
- Patellogastropoda and Vetigastropoda (Mollusca, Gastropoda) from the marine Jurassic of Patagonia, Argentina1
Each of the 64 occurrences read was entered from one of these publications, ordered by how many each accounts for. This is not a search for papers mentioning the name. 16 further references are not listed. Entries link to doi.org where the Paleobiology Database holds an identifier, and to its own record where it does not. Relayed as the Paleobiology Database holds them, not checked against what they resolve to.
Media and terms
Media content1
Picture of Calliotropis
- Source
- Wikipedia/Commons
- Credit
- Jan Delsing
- Licence
- Public Domain
- Commercial use
- the licence allows it
No 3D scan of Calliotropis was found in MorphoSource and Sketchfab.
Smithsonian Open Access was not reached for this taxon, so this list is what the others held rather than everything there is.
The description on this site
- Licence
- CC BY-SA 4.0
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itEucyclidae through timeFormations of the Early JurassicThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Seguenza 1903