NO. 2 HARTMAN : QUANTITATIVE SURVEY 297 



Numbers of species and specimens totalled : 

 polychaetes 1 1 species, 28 specimens 



niollusks 2 2 



crustaceans 2 5 



others 2 2 



Total: 17 species, 37 specimens 



23. Sta. 2369 (no. 243). 3 mi SE of Sixmile bank, in 390 fms. OPG 

 took grayish green mud with siliceous sponge, calcareous foraminiferans, 

 and many small animals. In addition to those named on the chart there 

 were two amphipods ( 8 ) , and a pycnogonid ( 1 ) . None was large and 

 none abundant. 



Numbers of species and specimens totalled : 

 polychaetes 1 1 species, 26 specimens 



echinoderms 4 11 



mollusks 4 6 



crustaceans 2 8 



other 1 1 



Total : 22 species, 52 specimens 



24. Sta. 2440 (no. 244). Lowest end of San Gabriel sea valley, in 

 415 fms. Grab took 3.27 cuft of greenish gray clay and mud, with many 

 foraminiferans, minute mud balls, tube fragments of Phyllochaetopterus 

 lunicolus and a few animals. An anemone measuring 10 by 28 mm, a 

 nemertean (1), four amphipods (5), an isopod (1), were present in ad- 

 dition to those named in the chart. The largest individual was an 

 anemone. 



Numbejs of species and specimens totalled : 

 polychaetes 7 species, 34 specimens 



echinoderm 1 12 



mollusks 4 18 



crustaceans 5 6 



others 2 2 



Total: 19 species, 72 specimens 



25. Sta. 2352 (no. 227). W of Sixmile bank, in 420 fms. OPG took 

 2.5 cuft of grayish green mud with considerable siliceous sponge and 

 orbicular foraminiferans. In addition to those named on the chart, the 

 lot included a small sea pen. The largest individual was Thelepus setosiis. 

 in a tube 170 mm long by 12 mm across; it was externally adorned with 

 attached foraminiferans and tubes of Protis. 



