The Voyage of H.M S "Challenger" 



Eclimi PIVI^ 



Fr:ntbyAMei6el 



1-5 ECHINUS HORRIDUS.AAg 6^7 MICROPYGA TUB ERCULATA. A A§ 8-10 TRIGONOCIDARIS MONOLI Nl A Ag-, 

 11 -14 PRIONECHINUS SAGITTIGER.A.Ag 15-17 CDTTALDIA FORBESIANA A.Ag- 



