Photographs: Specimen of Ceratotrochus (Edwardsotrochus) species cf. C. (E.) duodecimcostatus (Goldfuss, 1826); specimen NMB D5886, locality NMB 15836 (Gurabo Formation, Dominican Republic).
Photos in Cairns and Wells, 1987, Plate 9, Figs. 1, 2.
Scale bar for both photos = 1.0 cm.
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