Vol. VI] FERRIS— AN OP LURA 187 



Family Phocid^e 

 Phoca groenlandica. 



Echinophthirius groenlandica (Becker) (Jan Mayen Isl- 

 and). 

 Phoca variegata. 



Echinophthirius phocae (Lucas) (Europe). 

 Phoca vitulina. 



Echinophthirius phocae (Lucas) (Europe). 

 Phoca sp. 



Echinophthirius sericeus Meinert (Greenland). 

 Macrorhinus leoninus. 



Lepidophthirus macrorhini End. (Victorialand). 

 Lobodon carcinophaga. 



Antarctophthirus lobodontis End. (Booth Wandel Is.). 

 Ogmorhinus leptonyx. 



Antarctophthirus ogmorhini End. (Kerguelen Is.). 



Family Otariim: 

 Phocarctos hookeri. 



Antarctophthirus microchir (Troues. & Neum.) (Auckland 

 Is.). 

 Zalophus californianus. 



Antarctophthirus microchir (Troues. & Neum.) (Califor- 

 nia). 



Of Uncertain Position 

 "Harbor Seal." 



Echinophthirius phocae (Lucas) (Aquarium, New York 

 City). 

 "Seal." 



Antarctophthirus monachus Kellogg & Ferris (Locality 

 unknown ) . 

 "Seehunde." 



Echinophthirius phocae (Lucas) (Helgoland). 



Order RODENTIA 

 Suborder Duplicidentata 



Family Leporid^e 

 Lepus californicus. 



Haemodipsus ventricosus (Denny) (California, U. S. A.). 



