Alternative spelling: Tetravriga
Full reference: D. L. Frizzell and H. Exline. 1955. Monograph of fossil holothurian sclerites. Bulletin of the Missouri University School of Metallurgy and Mines, Technical series 89:1-204
Parent taxon: Holothuroidea according to C. Broglio Loriga et al. 1999
See also Deflandre-Rigaud 1962, Frizzell and Exline 1955, Frizzell and Exline 1966, Kozur and Mostler 1971, Krainer and Mostler 1997, Mostler 1968, Mostler 1971, Mostler 1980, Mostler and Rahimi-Yazd 1976, Pawson 1966, Sepkoski 2002, Villier 2010 and Wernlund 1977
Sister taxa: Acanthocaudina, Achistrulidae, Alexandritidae, Apodacea, Apodida, Arthrochirota, Arthrochirotida, Aspidochirotacea, Aspidochirotida, Bogschites, Calcancorellidae, Canisiidae, Chiridotitidae, Conisia, Crucivirga, Dactylochirotida, Dendrochirotacea, Dendrochirotida, Elasipodida, Etheridgellidae, Harinellites, Irinella, Kaliobullitidae, Kozurellidae, Kuehnitidae, Laetmophasma, Leptosynapta, Molpadiida, Ocellothuria, Palelpidiidae, Paractinopoda, Placerotapis, Priscopedatidae, Protocaudinidae, Punctatitidae, Rotiformidae, Sclerothurites, Semperitidae, Stichopitidae, Synaptellidae, Theeliidae, Thyonidium, Triradites
Subtaxa: Tetravirga etheridgei Tetravirga fordelensis Tetravirga gracilis Tetravirga imperforata Tetravirga liassica Tetravirga perforata
Type: Tetravirga imperforata
Ecology: shallow infaunal detritivore
Distribution:
• Jurassic of Austria (2 collections)
• Triassic of Austria (2), China (1), Hungary (3), Italy (6), Slovakia (3), Turkey (3)
• Permian of Iran (1), United States (1: Texas)
• Carboniferous of Afghanistan (1), United States (1: Nebraska)
Total: 24 collections including 29 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.