Gastropoda - Euomphalina - Holopeidae
Alternative combinations: Euomphalus devexus, Lesueurilla devexa
Synonyms: Euomphalus dissoluta Koken and Perner 1925, Pachystrophia dissoluta Koken and Perner 1925
Full reference: E. d'Eichwald. 1859. Lethaea rossica ou paléontologie de la Russie. Ancienne Période. Atlas. 1-1562
Belongs to Pachystrophia according to P. J. Wagner 2023
See also d'Eichwald 1859, Knight 1941, Koken and Perner 1925, Perner 1903, Rohr 1980, Rohr and Measures 2001, Rõõmusoks 1970, Vostokova 1955 and Wagner 1999
Sister taxa: Pachystrophia balclatchiensis, Pachystrophia contiguus, Pachystrophia dilatata, Pachystrophia gotlandicus, Pachystrophia helicoides, Pachystrophia inchoans, Pachystrophia inornatum, Pachystrophia lescarboti, Pachystrophia mullockensis, Pachystrophia orinini, Pachystrophia subuloidea, Pachystrophia triquestra, Pachystrophia tuba, Pachystrophia vortex
Ecology: stationary epifaunal suspension feeder
Distribution:
• Uhaku of Estonia (1 collection)
• Whiterockian of Canada (1: Newfoundland and Labrador)
• Ordovician of Estonia (4), Norway (1), United States (6: Alaska, California)
Total: 13 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.