102 



ALLAN HANCOCK PACIFIC EXPEDITIONS 



VOL. 27 



APPENDIX I 



Depth distribution of the Amphipoda of submarine canyons of 

 California, arranged in depth classes with lists of species and specimens. 



15- 



A cuminodeutopus heteruropus, 7 

 Ampelisca brevisimulata, 23 

 Ampelisca compressa, 17 

 Ampelisca cristata, 32 

 Ampelisca hancocki, 5 

 Ampelisca macrocephala, 28 

 A?npeUsca milleri, 1 

 Ampelisca pacifica, 1 

 Ampelisca pugetica, 12 

 Amphideutopus oculatus, 7 

 Ampithoe mea, 2 

 A oroides columbiae, 197 

 Byblis veleronis, 2 

 Ericthonius brasiliensis, 4 

 Eurystheus thompsoni, 5 

 Garosyrrhoe bigarra, 1 

 Heterophoxus oculatus^ 1 

 Ischyrocerus pelagops, 24 

 Listriella eriopisa, 3 

 Listriella goleta, 43 

 Listriella melanica, 7 

 Lysianassa oculata, 4 

 lysianassid, 1 



Megaluropus longimerus, 1 

 Megamphopus sp., 2 

 Melphisana bola, 1 

 Mesostenothoides bicoma, 1 

 Metaphoxus freqiiens, 1 

 Monoculodes hartmanae , 3 



101 



Ampelisca brevisimulata, 7 

 Ampelisca compressa, 6 

 Ampelisca hancocki., 1 

 Ampelisca macrocephala, 72 

 Ampelisca pacifica, 10 

 Anonyx carinatus, 2 



100 m 



Monoculodes norvegicus, 1 

 oedicerotid, 3 

 Orchomene pacifica, 1 

 Pachynus barnardi, 1 

 Paraphoxus bicuspidatus, 1 1 

 Paraphoxus daboius, 1 

 Paraphoxus epistomus, 65 

 Paraphoxus fatigans, 20 

 Paraphoxus heterocuspidatus, 3 

 Paraphoxus lucubrans, 4 

 Paraphoxus obtusidens, 41 

 Paraphoxus similis, 8 

 Paraphoxus spinosus, 19 

 Paraphoxus stenodes, 75 

 Paraphoxus tridentatus, 4 

 Paraphoxus variatus, 2 

 Parapleustes pugettensis, 89 

 Photis bifurcata, 9 

 Phoiis brevipes, 56 

 Photis sp., 148 

 Prachynella lodo, 1 

 Protomedeia articulata, 14 

 Pseudokoroga rima, 2 

 Synchelidium rectipalmum, 6 

 Synchelidiujn shoemakeri, 9 

 Synchelidium sp., 1 

 Synchelidium sp. G, 16 

 Urothoe varvarini, 6 



200 m 



A oroides columbiae, 4 

 Atylus tridens, 1 

 Bathymedon roquedo, 1 

 Bruzelia tuberculata, 1 

 Byblis veleronis, 1 

 Dexamonica reduncans, 4 



