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Class:
Spirillinata
Subclass:
Spirillinana
Order:
Involutinida
Family:
Involutinidae
Trocholina
biconvexa biconvexa
Oberhauser, 1957
Synonyms:
Reference:
/ WFD AphiaID:
Morphological Attributes:
Wallmaterial:
Overall appearance:
Coiling:
Chamberform:
Aperture Position:
Aperture Form:
, , ,
Sutures:
, ,
Ornamentation:
, , ,
identified by scientist holotype
Triassic Upper Triassic Carnian
Vienna Basin Hohe Wand