NO. 2 HARTMAN : QUANTITATIVE SURVEY 229 



viduals were brissopsids, Arynchite and Travisia pupa. The most con- 

 spicuous species was J/nphiodia digitata and the most abundant were 

 Tharyx tesselata (100"^), and onuphids (65"^). Total numbers were esti- 

 mated at 76 species and more than 600 specimens. 



26. Sta. 4831 (near no. 41). 3.6 mi from Pt. Vicente light, in 195 

 fms. OPG took 2.83 cuft of olive-green silt. A ceriantharian (1), Cere- 

 bratulus sp. (4), and a small nemertean (2^) were taken, in addition to 

 the species listed below. Largest individual was Eunice amcricana, and 

 most abundant species was Pectinaria californiensis (25). 



Numbers of species and specimens totalled : 

 polychaetes 19 species, 85 specimens 



echinoderms 2 3 



mollusks 1 4 



others 3 8 



Total: 25 species, 100 specimens 



27. Sta. 4832 (near no. 19). 2.2 mi from Pt. Vicente light, in 195 

 fms. OPG took 1.32 cuft olive-green sandy and sticky silt. No large ani- 

 mal was present. In addition to those listed below, there were a cerian- 

 tharian ( 1 ) , a white polyclad ( 1 ) , and an echiuroid ( 1 ) . Most abundant 

 were Chloeia pinnata (96) . and Pista disjuncta (54). 



Numbers of species and specimens totalled : 

 polychaetes 15 species, 254 specimens 



echinoderms 6 48 



mollusks 10 67 



others 3 3 



Total : 34 species, 372 specimens 



