GAMMARIDEAN AMPHIPODA 63 



snlca 1, Microdeutopus schmitti 4, Parapleustes pugettensis 1, Photis 

 brevipes 2, Photis sp. juvs. 253, stenothoid juvs. 3. 



46-G-12, 1 liter of tunicate colonies at base of Phyllospadix leaves: 

 Aoroides columbiae 96, Elasmopus antennatus 17, Ericthonius brasi- 

 liensis 3, Eurystheus thompsoni 6, Hyale rubra jrequens 5, Jassa jalcata 

 thick 17, J. jalcata thin 12, Jassa spp. juvs. 11, Lembos sp. juv. 1, 

 Lysianassa dissimilis 12, Maera simile 1, Megamphopus efrenus 13, 

 Neomegamphopus roosevelti 7, Netamelita cortada 2, Parapleustes 

 pugettensis 4, Photis elephantis 3, P. conchicola 1, Photis spp. juvs. 149, 

 Stenothoe estacola 2, stenothoids 3. 



46-K-l, % liter of tunicates and soft polycbaete tubes: Aoroides 

 columbiae 6, Cheiriphotis megacheles 2, Corophium baconi 4, Elasmopus 

 rapax serricatus 6, Ericthonius brasiliensis 74, Eurystheus thompsoni 

 6, Eusiroides monoculoides 3, Jassa jalcata thick 21, Lembos macromanus 

 4, Lysianassa dissimilis 2, Maera inaequipes 1, Neomegamphopus 

 roosevelti 41, Parapleustes pugettensis 1, Photis elephantis 13, Photis 

 sp. juvs. 124, Polycheria osborni 5, Stenothoe estacola 1, stenothoid 1. 



46-K-2, 1 liter of sponges from undersurface of ledge facing surf: 

 Ampithoe pollex 1, Aoroides columbiae 10, Elasmopus rapax mutatus 110, 

 Ericthonius brasiliensis 1, Eusiroides monoculoides 1, Hyale rubra 

 jrequens 1, Jassa jalcata thick 39, Leucothoe alata 11, Parapleustes 

 pugettensis 1, Photis conchicola 1, Photis sp. juvs. 19, stenothoid juvs. 7. 



Station 4, Corona del Mar, February 6, 1955, wash of sponge, 

 Spheciospongia sp.: Colomastix pusilla 14, Corophium baconi 1, 

 Elasmopus sp. 8, Ericthonius brasiliensis 19, Jassa jalcata 75, Leucothoe 

 alata 5, Maera inaequipes 1, Parapleustes pugettensis 31, Photis brevipes 

 72, Podocerus brasiliensis 2, Stenothoe estacola 29. 



Station 6, Corona del Mar, February 6, 1955, wash of beds of Phrag- 

 matopoma sp.: Allorchestes sp. 1, Colomastix pusilla 1, Corophium 

 baconi 18, Elasmopus holgurus 63, Ericthonius brasiliensis 38, Eurys- 

 theus thompsoni 92, Jassa jalcata 61, Lembos sp. 7, Liljeborgia sp. 1, 

 Maera inaequipes 15, M. sira^e 5, Parapleustes den 5, Photis cf. 

 conchicola juvs. 246, Stenothoe estacola 22. 



Station 45, La Jolla, California, November 11-13, 1962. 

 45-A-E, grid of 25 samples in P%/£ospa<fe-pelvetiid-graciliarioid- 

 coralline zone, see table 21 for synopsis, amphipods listed as individ- 

 uals per square meter: Ampelisca lobata 4, A schellenbergi 18, Amph- 

 ilochus litoralis 149, A neapolitanus 62, amphilochid juvs. 14, 

 Ampithoe lacertosa 5, A plumulosa 70, A poZkr 107, A simulans 16, 

 A tea 7, Ampithoe spp. juvs. 49, Aoroides columbiae 408, Cerapus 

 tubularis 498, Cheiriphotis megacheles 90, Dulzura sal 2, Elasmopus 

 antennatus 485, £". rapax mutatus 48, £". rapax serricatus 1127, E7as- 



