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Astreptoceras
Taxonomy
Astreptoceras was named by Henderson (1970) [Sepkoski's age data: K Camp]. Its type is Ptychoceras zelandicum.
It was assigned to Diplomoceratidae by Henderson (1970); and to Ammonoidea by Sepkoski (2002).
It was assigned to Diplomoceratidae by Henderson (1970); and to Ammonoidea by Sepkoski (2002).
Species