GAMMARIDEAN AMPHIPODA 59 



Station 39, Goleta (Coal-Oil Point), California, July 2, 1961, grid 

 of 18 samples in Phyllospadix-ytelvetiid zone, H-K, amphipods 

 listed as individuals per square meter, see table 9 for synopsis. 



Amphilochus neapolitanus 2, Ampithoe humeralis 5, A. "med" 63, 

 A. simulans 17, Ampithoe spp. juvs. 51, Aoroides columbiae 24, Batea 

 lobata 5, Calliopiella pratti 5, Elasmopus sp. juvs. 2, Ericthonius 

 brasiliensis 5, Hyale rubra frequens 10,300, Ischyrocerus sp. A 405, 

 Ischyrocerus sp. B 100, Ischyrocerus-Jassa juvs. 376, Jassa jalcata 

 149, Lysianassa macromerus 1588, Megaluropus longimerus 2, Melita 

 sp. juv. 2, Microjassa litotes 2, Paraphoxus heterocuspidatus 15, 

 P. obtusidens 12, P. spinosus 88, P. stenodes 10, Pontogeneia rostrata 

 234, Stenothoe estacola 10, Synchelidium shoemakeri 2. 



Station 41, Goleta, California, July 6, 1961, wash of 40 liters of 

 densely-packed rhizomes of kelp Macrocystis pyrifera from depth 

 of 3 meters, specimens of amphipods based on aliquots and rounded 

 to nearest 10 specimens, thus providing density ratio: 



Ampelisca lobata 150, Amphilochus picadurus 10, ? Aoroides columbiae 

 10, Ceradocus spinicauda 110, Chevalia aviculae 170, Corophium 

 uenoi 20, Cymadusa uncinata 170, Ericthonius brasiliensis 70, 

 Eurystheus thompsoni 290, Heterophlias seclusus escabrosa 260, Lembos 

 ?concavus 100, Lignophliantis pyrifera 150, Liljeborgia geminata 30, 

 Maera lupana 110, M. simile 360, Melita appendiculata 10, Mrfa- 

 phoxus fultoni 20, Microdeutopus schmitti 420, Microjassa litotes 20, 

 Paraphoxus spinosus 20, Parapleustes nautilus 10, Photis bifurcata 

 90, Photis brevipes 180, Photis spp. juvs. 2660, Pontogeneia rostrata 

 110, Podocerus sp. juvs. 20, Photis n. sp. (unifurcate) 10. 



Additional species of station 41, occurring rarely in non-aliquot 

 portion of sample: Ampelisca pugetica 2, Amphilochus litoralis 2, 

 Z?atea transversa 1, Elasmopus sp. 1, Lepidepecreum Igurjanovae 2, 

 Lysianassa dissimilis 2, Maera inaequipes 1, Orchomene pacifica 4, 

 Panoploea (?) hedgpethi 1, Podocerus brasiliensis 1. 



Station 40, Goleta (Coal-Oil Point), California, July 2, 1961. 



40-A, wash of pelvetiids: Ampithoe simulans 14, £fyate rubra frequens 

 357, Parapleustes pugettensis 1, Photis sp. juvs. 5, Pontogeneia rostrata 

 12. 



40-B, % 4 th sq. m. of Anthopleura elegantissima bed: Hyate /■w&ra 

 frequens 2, Megaluropus longimerus 1. 



40-G-7, wash of transitional epiflora between Phyllospadix and 

 pelvetiid zones: Aoroides columbiae 1 , Elasmopus sp. juv. 1 , Ericthonius 

 brasiliensis 1, #?yate rubra frequens 160, Jassa falcata 6, Metaphoxu* 



