218 



THE VOYAGE OF H.M.S. CHALLENGER. 



Range 

 in Depth. 

 Fathoms. 



*Echinocrepis, A. Ag. 

 *E. cmieata, A. Ag. 



*UreMnn,s, A. Ag. 



*f7. naresiaiius, A. Ag 



*Gijsteehmus, A. Ag. 

 *C dypeatus, A. Ag. 



*C'. vesica, A. Ag. 



*C. mj villa, A. Ag. 



*Galymnc, Wy. Thorn. 

 *a reZicia, Wy. Thorn. 



ANANCHYTID.E, Alb. Gras. 



Pal(cotro])us, Lov. 

 P. josephince, Lov. 

 *P. lovhii, A. Ag. 

 P. thomsoni, A. Ag. 



*Argopatagus, A. Ag. 

 *^. vitreus, A. Ag. 



*Genicopata(jus, A. Ag. 

 *e. n#?!Js, A. Ag. 



Homolampas, A. Ag. 

 X IT. frayilis, A. Ag. 



*i/. /(tfea, A. Ag. 



Pcdcopneustes, A. Ag. 

 P. cristatus, A. Ag. 

 P. hystrix, A. Ag. 



"Linopneustes, A. Ag. 

 *i. murrayi, A. Ag. 

 i. longispinus, A. Ag. 



Platyhrissus, Griibe. 

 P. rwmeri, Grube. 



Spatanoina, Gray. 



Spatangus, Kl. 



S. liitkeni, A. Ag. 



X S. purpureus, Leske. 



X S. raschi, Lov. 



[1600 C. 



1200-1800 

 B.C. 



1050-19150. 



1675-2225C. 

 1375-1825 C. 



620-2650 C. 



82-250 B.J. 

 [375 C. 

 [23.3 B. 



[800 C. 

 [1950 C. 



300-1920 B. 

 2425-2475 C. 



56-450 B. 

 21-208 B. 



345-375 C. 

 28-298 B. 



-450 B. C. 

 150-300 P.O. 



Principal Localities. 



Marion Island to Kerguelen. 



{Marion Island to Kerguelen to 

 Australia ; Juan Fernandez 

 to Straits of Magellan; Carib- 

 bean Islands. 



( Philippines ; Tristan da Cunha 



< to Bahia; Tristan da Cunha 

 ( to Buenos Ayres. 



( Antarctic to Kerguelen to Aus- 



< tralia; Juan Fernandez to 

 ( Chili. 



Marion Island to Kerguelen to 

 Australia; Juan Fernandez 

 to Chili. 



Azores. 



Caribljean Islands; Azores. 



Philippines. 



Atlantic Coast ol U. S. (So. Ca.). 



Arafura Sea. 



Antarctic ; Kerguelen to Aus- 

 tralia. 



Straits of Florida; North 

 Brazil ; Josepliine Bank. 



Sandwich Islands to Low Archi- 

 pelago. 



Straits of Florida ; Caribbeanlsds 

 Caribbean Islands. 



Philippines; Japan. 

 Caribbean Islands. 



Japan. 



Norway ,' Shetland Islands ; 



Mediterranean ; Caribbean 



Islands ; Bermudas ; Azores. 

 German Ocean ; Azores ; off 



Valencia; Shetland Islands; 



Cape of Good Hope. 



Tertiary. 



\ North America 

 ) (Holaster, sp.}. 



Italy. 



/ Eocene. 

 Italy. 



Cretaceous. 



Jurassic. 



Eocene ; Mio- 

 cene ; Plio- 

 cene. 

 England; West- 

 phalia; Switz- 

 erland; Italy; 

 Palermo; Mo- 

 rea. 



