THE SPIDER CRABS OF AMERICA 573 



Plate 80 

 Trachymaia cornuta, male (11400), total length of carapace 16.2 mm. 



Fig. 1. Ventral view. 

 2. Dorsal view. 



Plate 81 



Notolopas lamellatus, male (48805), total length of carapace 20.2 mm. 



Fig. 1. Dorsal view. 

 2. Ventral view. 



Plate 82 



Leurocydus gracilipes, male (21907), carapace 12.7 mm. long, dorsal view 



Plate 83 



Leurocydus gracilipes, same specimen as plate 82, ventral view 



Plate 84 



Chionoecetes opilio, male (10207), total length of carapace 93.6 mm., dorsal view; 



encrusted with serpulids 



Plate 85 



Chionoecetes opilio, same specimen as plate 84, ventral view 



Plate 86 



Chionoecetes bairdi, male (19307), total length of carapace 70.3 mm., dorsal view 



Plate 87 



Chionoecetes bairdi, same specimen as plate 86, ventral view 



Plate 88 



Chionoecetes tanneri, male (46468), total length of carapace 94.5 mm., dorsal view 



Plate 89 



Chionoecetes tanneri, same specimen as plate 88, ventral view 



Plate 90 



Chionoecetes angulatus, male holotype, median length of carapace 73 mm., dorsal 



view 



Plate 91 



Chionoecetes angulatus, same specimen as plate 90, ventral view 



Plate 92 



Ilyas araneus, male (10229), total length of carapace 72.4 mm., dorsal view 



Plate 93 



Hyas araneus, same specimen as plate 92, ventral view 



Plate 94 



Hyas coarctatus, male (4554), total length of carapace 29.5 mm., dorsal view 



