Holothuroidea - Dendrochirotida - Calclamnidae
Full reference: R. C. Gutschick. 1954. Holothurian sclerites from the Middle Ordovician of Northern Illinois. Journal of Paleontology 28(6):827-829
Parent taxon: Calclamnidae according to R. J. Wernlund 1977
See also Deflandre-Rigaud 1962, Frizzell and Exline 1966, Gutschick 1954, Gutschick 1959, Gutschick et al. 1967, Langenheim and Epis 1957, Reso and Wegner 1964 and Summerson and Campbell 1958
Sister taxa: Calclamna, Calclamnella, Calclamninae, Calclamnoidea, Curvatella, Elgerius, Eocaudiniinae, Fissobractites, Gutschickia, Hamptonina, Harrisina, Hodsonina, Jolfacaudina, Mortensenites, Pachopsites, Paracucumarites, Parvioctoidus, Petropegia, Praecaudina, Yorkshirella
Subtaxa: Thuroholia cribriformis Thuroholia crinerensis Thuroholia croneisi Thuroholia floydensis Thuroholia irregularis Thuroholia overbrookensis Thuroholia spicatus Thuroholia wanlessi
Type: Thuroholia croneisi
Ecology: stationary epifaunal suspension feeder-detritivore
Distribution:
• Jurassic of France (3 collections)
• Permian of United States (1: Texas)
• Carboniferous of United States (5: Indiana, Kentucky, Missouri, Montana)
• Ordovician of United States (4: Minnesota, Oklahoma, illinois)
Total: 13 collections including 24 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.