PHORMOSOMA ZEALANDl^. 



10; 



The genitals and oculars as well as the large outer anal plates carry small 

 secondaries. 



Station 3374, southwest of Malpelo, 1823 fathoms. Lat. 2' 35' N. ; Long. 

 83° 53' W. Bott. temp. 36 .4. Green ooze. 



130 mm. 



Fig. 150. Phormosoma panamense. 



Phormosoma zealandisD A. Ag. 



ABthenoaoma gracile A. Ag. (pars) " Challenger " Echinoidea, p. 89. 



Plate 51, figs. 1-.',. 



In the "Challenger" Echinoidea^ when describing A. gracile, of which 

 there was only a single large specimen, I expressed considerable d aibt 

 regarding the determination as A. gracile of certain small specimens col- 

 lected by the Expedition at Stations 184, 219. Having made that state- 

 ment, I am taken to task by Dr. Mortensen^ for having made a statement 

 in one place and not having repeated it somewhere else ; " this way of 

 proceeding is very objectionable." 



Dr. Mortensen thinks that the pedicellariae can be described in terms of 

 a different degree of precision from those which his predecessors have 



1 " Challenger " Echinoidea, p. 89. 



2 Mortensen, 1. c. p. 52. 



