Lingulata - Siphonotretida - Siphonotretidae
Parent taxon: Siphonotretidae according to A. Williams et al. 2000
See also Sepkoski 2002
Sister taxa: Acanthambonia, Acanthamboniinae, Alichovia, Celdobolus, Chilcatreta, Cyrbasiotreta, Eosiphonotreta, Helmersenia, Karnotreta, Mesotreta, Multispinula, Nushbiella, Oaxaquiatreta, Orbaspina, Schizambon, Schizamboninae, Siphonobolus, Siphonotretella
Subtaxa: Siphonotreta americana Siphonotreta curta Siphonotreta unguiculata
Type: Crania unguiculata
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Permian of Australia (1 collection)
• Uhaku of Belarus (1)
• Chazyan of United States (1: Tennessee)
• Ordovician of Canada (1: Alberta), Estonia (4), Latvia (1), Lithuania (1), the Russian Federation (1)
• Cambrian of the Czech Republic (1)
Total: 12 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.