79 



holothurlans of two kinds ;, a dark purple, and a pale paplllated 

 kind 

 Crustaceans- many araphipods, cumaceans and other kinds 

 Phoxocephalid amphipods: 



Heterophoxus sp. A-1 Pontharpinia sp. Y-2 

 Pontharpinia sp. J-2 

 Nemerteans - several smaller 

 Polychaetes Include many tubes of Onuphls nebulosa, a larp;er Chone 



? molll3 , and other kinds 

 SUMMARY.- The sample may be characterized for the presence of Onuphls, 



I W-13ao Sta. 4326-56. In 254 feet. OPG took 0.63 cuft of coarse 

 green sand and some silt. The screenings consisted of nearly 8 liters 

 of coarse to fine sand, gravel and some animals,, in addition to broken 

 mollusk shells, Protula tubes, slender sticklike pieces of ? Rhabdamina 

 (f oraminiferan) and other biological remains. 

 Echinoderms Include a few smaller smooth ophiuroids and au j-wasG one 



Individual of Ophiura liltkeni . 

 Crustaceans include a cluster of Scalpellum (barnacle) attached to a 



tube of Phyllochaetopterus , many small brown ostracods, amphipods, 



cumaceans and some isopods (with at least one Exosphaeroma ) . 

 Mollusks are entirely small and include caecid gastropocs, smaller 



pelecypods of various kinds and perhaps others. 

 Coelenterates include a long whiplike gorgonian coral 

 Sipunculid- 1 larger 

 Polychaetes include: 



Aphrodita - 1 measures 15 by 11 mm 



Glycera americana - 1 



Hyalinoecia juvenalis - 1 not mature 



Onuphls nebulosa - many in stiff, slender gravelly tubes 



Pectlnaria calif orniensis - some 



Phyllochaetopterus prolif ica - some, with attached barnacles 



Pista 



Sabellaria cementarium 



Sthenelanella uniformis 



Travlsia 



and others 

 SUMMARY,- The largest individuals are Glycera , sipunculid and Aphrodita ; 

 the most conspicuous are Onuphls nebulosa and Phyllochaetopterus 

 prolif ica . 



I W-13b, Sta. 4327-56, In 249 feet. OPG took 0.81 cuft of coarse 

 green sand. The screenings consisted of about 8 liters of coarse to 

 fine sand, shell fragments and animals. 

 Echinoderms include; 



Astropecten callfornicus - 1 large, measures 140 mm across the tips 

 of the arms and 28 mm across the disk 



ophiuroids, smooth red kinds- not more than 50 individuals 



Ophiothrix spiculata - 2 or more 



Ophiura lutkenl - 1 



holothurlans- many, at least 2 kinds, a deep dark purple and a 

 paler, smaller kind 

 Crustaceans include stalked barnacles and many smaller amphipods, os- 

 tracods and other kinds 

 Mollusks include diversified smaller kinds including Volvulella , Cuspi - 



darla, Nuculana and others 

 Phoronid- several stiff, slender tubes 



