PATAGONIAN EXPEDITIONS I PALEONTOLOGY 



EXPLANATION OF PLATE XVIII. 



PAGE 



Fig. I . Propal^ohoplophorus australis : Right side of carapace, X ^ 



(No. 15,212) 116 



Fig. 2. Propal^ohoplophorus australis : Tip of tail-sheath, natural size 



(La Plata Museum). 117 



Fig. 3. Propal^ohoplophorus australis : Fragment of tail-sheath, natural size 

 (La Plata Museum). 



(vol. v) 



