PLATE LIII. 



Pack 

 AcTiNOCRiNus MULTiEAMOsus W. and Sp 504 



Fig. 1. A magnificent specimen with arms and anal tube. 



AcTiNocRiNus MAGxiFicus "W. aud Sp , . . 567 



2. A very large specimen with arms. 



(Both in the collection of Wachsmuth and Springer.) 



