#indonautilus
Indonautilus
Indonautilus is an involute nautilid from the Middle and Upper Triassic. (Anisian-Norian), with a small or occluded umbilicus and subrectangular whorl section belonging to the Liroceratidae (Clydonaulilaceae). Flanks are slightly bowed, converging on a flattened venter. Ventro-lateral shoulders are narrowly rounded or angular. Umbilical shoulder are broadly rounded. The siphuncle is subdorsal.
Tue 18th
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