76 



Between I W-11 and I Vi/~15„ Sta. 3257-55. Dredged. In 150 to 

 174 feet from a rocky bottom. The screenings consisted of about 2 

 liters of rubble with many kinds of larger animals. Most of the 

 soft-bodied and smaller kinds were lost. The sample retains 

 encrusting gorgonlan coralj, bryozoans, attached solitary coral, 

 small colonies of white sponge, many clumps of vermetld mollusk, 

 possibly Vermicular la , smaller sea urchins, shelled mollusks In- 

 cluding the genera Nemocardium , Nuculana, Pecten , Leda , and others. 

 Polychaetes are represented by tubes of Onuphls nebulosa , Phyllo - 

 chaetopterus prollf lea, Pista elongata , Owenla , Pherusa, Ver - 

 mlllopsls , and others, also a small Aphrodita . 



Broken shelly fragments of larger animal species suggest that 

 these kinds have been replaced or their shells carried in. 



I W-12. Sta. 3394-55. In 192 feet. OPG took 0.68 cuft. Bottom 

 is gravel with green mudo The screenings retained fragmented dead 

 moon snails, pectens, brachlopod and other shells, a living and a 

 dead shell of Terebratalla (brachlopod). 

 Echinoderms Includes 



Astropecten calif ornicus - 1 juv, Amphiura arcystata - 1 

 Amphlacan tha a mphacantha - 1 Ophlo ps lla c alifornica - 1 

 Amphiodia urtica - 118 Ophlothr ix splculata - 1 



Amphlodia digitata - 29 Ophlura lutkenl - 1 



Amphloplus squamata - 53 holothurians- 2" small 



Crustaceans include many amphipods, many cumaceans, many brown ostra- 

 cods and some white linear kinds; some slender white Isopods, 

 and a pycnogonid. Phoxocephalld amphipods are: 



Metaphoxus sp, A - 23 Pontha r pinla sp« E - 23 



Pontharpinla sp. B -4 Pontharpinla sp. J - 23 



Mollusks Include a chaetoderman and some smaller shelled kinds 

 Coelenterates: some small hydrolds on a Co nus shell; 2 small anemones 

 Brachlopod- Terebrat a lla - 1 

 A sipunculld and a phoronid 

 Polychaetes includes 



Ammotrypane - 3 Onuphls nebulosa - some 



ampharetlds Panthalls pacif lea - 1 ovigerous 



Aricldea Paraonls 



small capltellld - some Pec t in aria callforni ensis 



Chaeto zon e ?co r ona Pista 



Chloel a plnna ta- 18 juv. Prlonospio nr. malmgren i-46 



Ch one ? mollis~ - 7 Prlo nospio plnnata - 5 



Drilonerels - 3 Rhodine" 



Euchone Sabella nr. cras s loornls 



Glycera amerlcana - 2 juv. SphaerodorvrnTmlnutum - 2 

 Liombrine ris spp,- 6 Sphaerodoriom , another sp. 



maldanld"" 3, In sandy tubes Sternaspls sp. 

 Myrlochele gracilis - several Sthenelanella unlf ormls - 14 

 Nephtys sp,- 2 Terebellldes 



and many other smaller kinds, of various genera and species 

 SUMMARYo" The animals are largely smaller kinds and Individually 

 very numerous » The volume of organic matter Is estimated at 

 150 mlo 



