PLATE 3. 



1. Molpadia holothurioides Cuvier? 



Adult from Station 4672, seen from the side. The absence of a caudal appendage is perhaps due 

 to an accident. 



2. Molpadia bathybia H. L. Clark. 



Parat_\-])o from Station 4670, seen from below. 



3. Parelpidia anamesa H. L. Clark. 



Holotj'pe from Station 4658, seen from below. 



4. Synallactes aenigma Ludwig. 



Adult from Station 4649; the discarded and contracted skin seen from above. 



5. Molpadia sp. 



Drawn from a specimen, no longer extant, taken at Station 4630. 



6. Scotoplanesmurrayi (Thcel). 



Adult from Station 4651, seen from above. 



All figures supposed to be natural size. 



