Hsuum optimum Carter et al. 1988 (radiolarian)

Protozoa - Nassellaria - Hsuidae

Alternative combination: Hsuum optimus

Full reference: E.S. Carter, B.E.B. Cameron, and P.L. Smith. 1988. Lower and Middle Jurassic radiolarian biostratigraphy and systematic paleontology, Queen Charlotte Islands, British Columbia. Geological Survey of Canada, Bulletin 386:1-109

Belongs to Hsuum according to E. S. Carter et al. 2010

See also Carter et al. 1988

Sister taxa: Hsuum acutum, Hsuum altile, Hsuum amabile, Hsuum arabicum, Hsuum arenaense, Hsuum belliatulum, Hsuum brevicostatum, Hsuum cuestaense, Hsuum feliformis, Hsuum gratum, Hsuum lucidum, Hsuum lupheri, Hsuum matsuokai, Hsuum maxwelli, Hsuum mclaughlini, Hsuum medium, Hsuum mirabundum, Hsuum modicum, Hsuum mulleri, Hsuum parasolense, Hsuum parvulum, Hsuum plectocostatum, Hsuum robustum, Hsuum rosebudense, Hsuum rutogense, Hsuum tamanense

Type specimen: Its type locality is GSC loc. C-080579, Maude Island, which is in a Toarcian offshore shale in the Whiteaves Formation of Canada.

Ecology: passively mobile planktonic omnivore

Distribution:

• Jurassic of Canada (11: British Columbia collections)

Total: 11 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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