128 



Mollusks includes 



chaetoderm - several 



Cadulus - 14 or more 



gastropods and pelecypods of several kinds 

 Burrowing anemone - 3 

 Echluroid, Thalassema - 2 

 Polyclad - 1 

 Polychaetes include; 



Ammotrypane 



ampharetid - 2 



Lanice ., in large tube 

 . Lumbrineris cruzensis - 3 



Maldane 

 Melinna 



more than 50 

 2 



Myrlochele gracilis 



Nothria 



Onuphis vexillaria - 1 or more 



Paraonis 



Pectinaria calif orniensis 



Petaloproctus - 2 or more 



Pherusa - 2 



polynoids of 2 kinds 



Prionospio - 2 



Syllis 



? Thelepus in tube 



other kinds 



SUMMARY, 



The sample is characterized by Maldane and Thalassema. 



V=.23o Stao 3167 = 55» In 1680 feeto OPG took lo95 cuft of green 

 mudo The screenings consisted of many arenaceous and calcareous 

 foraminif erans^ also flocculent bits of algae and debris, and many 

 different kinds of animals o 

 Echinoderm - 1 brissopsid only 



Crustaceans - 1 phoxocephalid amphipod only^ Pontharpinia sp. Q 

 Mollusks includes 



Amphissa bicolor - 38 shells^ many living 



Chaetoderma - 2 



scaphopods^ 8 shells,, most dead 



various pelecypods and gastropods 

 Nemerteans^ red ribbonlike Cerebratulus = 2 large 

 Sipunculid ■= 1 

 Polychaetes include g 



Anc is tro syllis = 3 



Aricidea 



Brada = 16j, some ovigerous 

 ? Dasybranchus ■= 5 



onuphidf, with tube^ lacks head 



Pectinaria californlensis - 1 



Prionospio pinnata - 1 larger and 1 small 



Scalibregma = 1 giant ovigerous, weighs 900 mg (wet weight) 



Spiophanes 

 SUMMARYo=- The largest individuals are Scalibregma and Cerebratulus , 



the most conspicuous are Brada and Amphissa o The number of species 



is estimated at 30, that of individuals at 75. 



V=24. Sta„ 2151=52, In 1746 feet. OPG took 0,5 cuft of mud. 

 The screenings consisted of many kinds of animals. 

 Siliceous sponge - some 



Echinoderms include 2 echinoids and many ophiuroids 

 Crustaceans include 2 small spider crabs 5, a shrimp, a Scalpellum (barnacle) 



and a phoxocephalid amphipod, Heterophoxus sp. A, 

 Mollusks Includes 



gastropod^ ? Nitidella sp. - about 30 



boring pelecypods, Xylophaga sp, - many in water-logged wood 



