NMITA: Neogene Marine Biota of Tropical America


Sincola Olsson and Harbison, 1953

Morphologic Description: protoconch 1 3/4 to 3 1/2 volutions; sculpture on early teleoconch present or absent; axial sculpture predominant; parietal ridge present; posterior canal present; thickness outer lip moderate to strong; outer lip extended adapically; anterior canal recurved; dorsal hump absent to prominent; hump to the left of aperture absent to prominent. Mainly a fossil genus; only 3 living species, all in the Eastern Pacific.

I. Sincola s.s. Jung, 1989.

II. Subgenus Sinaxila Jung, 1989.

III. Subgenus Sinuina Jung, 1989.

IV. Subgenus Dorsina Jung, 1989.

V. Subgenus ? Jung, 1989.

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