WILLIAMS: NEW MARINE DECAPOD CRUSTACEANS 



Figure 3. — Alvinocaris muricola, holotype d: a cephalothorax and anterior appendages, lateral; b rostrum, eye, antennular 

 peduncle, antennal scale, dorsal of right side; c antennular peduncle, distal articles, mesial; abdomen with variations in spination 

 of pleural margins fof allotype 1 1, d lateral, e margin of pleuron 3 from opposite side, /"(of holotjT)e d ) segments 4 and 5; g tail 

 fan; h median sternal spine between fifth pereopods; i median sternal spine on abdominal segment 5; cheliped, j mesial, k 

 lateral; I, m, n, o pereopods 2, 3, 4, 5. Scales = 1 mm: 1 (a-g,j-o); 2 (h, i). 



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