144
MALCOLM R. OLARKE
0.33
B
FIG. 20. Change in form during the growth of Onychoteuthia bankai (A) after Pfeffer
(1912, Plate 3, Fig. 21, 13, 16; Plate 6, Fig. 1) and Naef (1923, Fig. 156, 163),
Onychia carribaea (B) after Pfeffer (1912, Plate 1, Fig. 24 and 6) and Anciatroteuthia
lichtemteinei (C) after Naef (1923, Fig. 169, 160) and Pfeffer (1912, Plate 9).
Mantle lengths in cm are indicated. Onychia carribaea from the dorsal side; the
rest from the ventral side.