Holothuroidea - Apodida - Achistridae
Alternative combinations: Achistrum (Achistrum) triassicum, Aschistrum triassicum
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
Belongs to Achistrum according to A. Gazdzicki et al. 1978
See also Frizzell and Exline 1955, Gutschick 1959, Hampton 1958 and Kozur and Mostler 1971
Sister taxa: Achistrum (Achistrum), Achistrum (Aduncrum), Achistrum (Cancellrum), Achistrum (Spinrum), Achistrum beckmanni, Achistrum brevis, Achistrum brevis, Achistrum coloculum, Achistrum frizzelli, Achistrum gamma, Achistrum issleri, Achistrum longirostrum, Achistrum ludwigi, Achistrum monochordata, Achistrum multiperforatum, Achistrum nicholsoni, Achistrum permianum, Achistrum pulchrum, Achistrum tuto, Achistrum varicum
Ecology: epifaunal detritivore
Distribution:
• Triassic of Hungary (3 collections), Iran (1), Slovakia (1)
• Carboniferous of United States (1: Indiana)
Total: 6 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.