Clark. — Brittle-Stars. 



PLATE 1. 



Amphiura vivipara H. L. Clark. Holotype. Tobago. 



Fig. 1. Aboral view. X 4. 

 Fig. 2. Oral view. 



Amphipholis pachybactra H. L. Clark. Holotype. Tobago. 



Fig. 3. Aboral view. Three fourths nat. size. 



Fig. 4. Aboral view of disk and bases of arms. X 3.5. 



Fig. 5. Oral view. 



