Holothuroidea - Apodida - Achistridae
Alternative combination: Achistrum (Cancellrum) gamma
Full reference: F. Hodson, B. Harris, and L. Lawson. 1956. Holothurian spicules from the Oxford clay of Redcliff, near Weymouth (Dorset). Geological Magazine 93(4):336-344
Belongs to Achistrum according to A. S. Henderson et al. 1992
See also Fletcher 1962, Garbowska and Wierzbowski 1967, Górka and Luszczewska 1969, Gutschick et al. 1967, Hampton 1958, Hodson et al. 1956 and Soodan and Whatley 1987
Sister taxa: Achistrum (Achistrum), Achistrum (Aduncrum), Achistrum (Cancellrum), Achistrum (Spinrum), Achistrum beckmanni, Achistrum brevis, Achistrum brevis, Achistrum coloculum, Achistrum frizzelli, Achistrum issleri, Achistrum longirostrum, Achistrum ludwigi, Achistrum monochordata, Achistrum multiperforatum, Achistrum nicholsoni, Achistrum permianum, Achistrum pulchrum, Achistrum triassicum, Achistrum tuto, Achistrum varicum
Ecology: epifaunal detritivore
Distribution:
• Jurassic of Poland (3 collections), the United Kingdom (4)
• Carboniferous of United States (4: Missouri, Montana)
Total: 11 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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