Devonian sharks from Antarctica 
305 
Figure 13 Antarctilamna prisca Young 1982. CPC 21213, Bunga Beds, south coast of New South Wales. A, latex cast 
showing impressions of the palatoquadrate (pq) previously illustrated by Young (1982, fig. 8C) and 
associated meckelian cartilage (Mk, xl). B, latex cast of counterpart to A, showing associated gill-arch 
elements (ga) and teeth (xl). C, detail of gill arch element shown in B, with associated teeth (x 4)., D, teeth 
from lower left of C showing striations on labial side of cusps (upper tooth) and small cusplets lateral to 
major cusps (lower tooth, base obscure; x 4). E, teeth from top right comer of C showing the button on the 
lingual torus (x4). 
