Trypanostylus
via iDigBio · CC BY · via iDigBio. 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
- CoelostylinidaePBDB
- Life habit
- epifaunalPBDB, for Gastropoda
- Motility
- actively mobilePBDB, for Gastropoda
- Vision
- limitedPBDB, for Gastropoda
Time the record covers
At least 47 million years on record.
The record covers at least 274.4 Mya to 227.3 Mya. No occurrence read is dated outside 283.3 Mya to 201.4 Mya.
108 occurrences of Trypanostylus on record, most of them in the Late Triassic. 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
108 occurrences- Permianunder 1%
- Middle Triassic45%
- Late Triassic54%
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
14 formations
- Qingyan Formation32
- Cassian Formation31
- Marmolata Formation6
- Fődolomit Formation3
- Guojiashan Formation2
- Wetterstein Limestone Formation1
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The named rock units Trypanostylus has been recovered from, largest first. Drawn where the rock is now, not where it formed. 25 occurrences have no formation on record, which is common for older literature.
Trypanostylus and its relatives
Late TriassicWhere Trypanostylus and its relatives were recorded in the Late Triassic.
Found in the same rock
1,594 taxa- Bivalvia21 sites
- Cassianella18 sites
- Coelostylina conica18 sites
- Parallelodon18 sites
- Pteria18 sites
- Zygopleura arctecostata18 sites
- Gastropoda16 sites
- Cidaris15 sites
- Coelostylina liscaviensis15 sites
- Eucycloscala15 sites
- Neritaria15 sites
- Delphinulopsis binodosa14 sites
- Diholkorhynchia sinensis14 sites
- Encrinus liliiformis14 sites
- Newaagia14 sites
- Promathildia14 sites
- Cassianella simplex13 sites
- Cassianopsis armata13 sites
- Elegantinia13 sites
- Elegantinia elegans13 sites
- Gervillia angulata13 sites
- Lopha13 sites
- Mentzelia mentzeli13 sites
- Mentzelia subspherica13 sites
The Paleobiology Database records 60 sites for Trypanostylus, 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
25 references- Fossilvergesellschaftungen, Paläoökologie und paläosynökologische Entwicklung im Oberen Anisium (Mittlere Trias) von Qingyan, insbesondere Bangtoupo, Provinz Guizhou, Südwestchina29
- Trias-Gastropoden des Bakonyer Waldes [Triassic gastropods of the Bakony Forest]15
- Primary collection data of Cassian Formation used for publication of Fürsich and Wendt (1977) (ref. 9188)14
- Die Gastropoden der Schichten von St. Cassian der südalpinen Trias. III. Theil10
- Biostratinomy and palaeoecology of the Cassian Formation (Triassic) of the Southern Alps6
- Die Gastropoden des Marmolatakalkes6
- Triassische Megalodontaceae - Entwicklung, Stratigraphie und Palaontologie4
- Gasteropodi Ladinici nei calcari di Punta Bianca (Golfa di La Spezia)3
- Faunal lists from Muschelkalk Museum, Ingelfingen, Germany2
- Triassic gastropods of the southern Qinling Mountains, China2
- Middle Triassic Gastropoda from Qingyan, Guizhou Province, China: 3 - Euomphalacea and Loxonematacea2
- Beiträge zur Geognosie und Petrefacten-Kunde des südöstlichen Tirols vorzüglich der Schichten von St. Cassian2
Each of the 108 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. 13 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 Trypanostylus
- Source
- iDigBio
- Credit
- via iDigBio
- Licence
- CC BY
- Commercial use
- the licence allows it
No 3D scan was found. Smithsonian Open Access, MorphoSource and Sketchfab were all searched.
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itCoelostylinidae through timeFormations of the Late TriassicThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Cossmann 1895