PATAGONIAN EXPEDITIONS I PALAEONTOLOGY. 



EXPLANATION OF PLATE XIX. 



PAGE 



Fig. i. COCHLOPS MURICATUS : Right side of carapace, X y z (No. 16,000) . .141 

 Fig. 2. " " Tail-sheath, lacking first ring, X ^ 



(Ameghino collection) . . . . .142 



Fig. 3. COCHLOPS MURICATUS : Tuberculated plate from pelvic region of carapace 



seen from the side, natural size (Ameghino collection) . . .142 



(VOL. v) 



