Gastropoda - Caenogastropoda - Coelostylinidae
Alternative combinations: Eustylus triadicus, Trypanostylus triadicus
Synonym: Spirostylus radiciformis Böhm 1895
Full reference: E. Kittl. 1894. Die Gastropoden der Schichten von St. Cassian der südalpinen Trias. III. Theil. Annalen des Kaiserlich-Königlischen Naturhistorischen Hofmuseums 9:143-277
Belongs to Turristylus according to A. Nützel and A. Kaim 2014
See also Batten 1985, Böhm 1895, Kittl 1894, Kittl 1899 and Nützel et al. 2003
Sister taxa: none
Type specimens:
- Turristylus triadicus: NHMW 1899/V/530
- Spirostylus radiciformis: Its type locality is Marmolata (Salomon coll), which is in a Ladinian carbonate limestone in the Marmolata Formation of Italy.
Ecology: epifaunal
Average measurements (in mm): shell diameter 2.10
Distribution:
• Triassic of Hungary (3 collections), Italy (6), United States (1: Oregon)
• Permian of Malaysia (1)
Total: 11 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.