BIOLOGICAL, SURVEY OE WOODS HOLE AND VICINITY. 
717 
Odostomia trifida — Continued. 
shelly bottoms. — Verrill. “Woods Hole,” New 
Bedford, Weepecket Island. — Bartsch. One 
small shell, thus identified with doubt by Dr. 
Bartsch, was taken at Fish Hawk station 7679. 
Odostomia bisuturalis (Say). 
Gould, 1870, p. 327 (not listed for this region); 
Verrill and Smith, 1873, p. 656, 307, etc.; Dali, 
1889, p. 130; Bartsch, 1909, p. 106. 
Vineyard Sound and Buzzards Bay, not uncom- 
mon. — Verrill. Specimens from many local 
points catalogued by Bartsch. 
Odostomia modesia (Stimpson). 
Bartsch, 1909, p. 108. 
Woods Hole [region], two records by Bartsch. 
? Odostomia dealbata Stimpson. 
Gould, 1870, p. 327; Verrill and Smith, 1873, p. 
656. 
No definite local records, though this region lies 
within the stated range of the species. 
Couihouyella striatula (Couthouy). 
Bartsch, 1909, p. no. 
Buzzards Bay. 
Family Triforid.E. 
Triforis nigrocinctus Stimpson. 
Gould, 1870, p. 323; Verrill and Smith, 1873, p. 
648, 305, etc.; Verrill, 1882 d, p. 371; 1884. 
Dartmouth Harbor. — Adams, cited by Gould. 
“Vineyard Sound and Buzzards Bay, 2 to 12 
fathoms, not uncommon;” also mentioned as 
occurring on weeds between tides, as well as in 
other habitats. — Verrill. Apparently scarce 
except as a littoral and shallow water form. 
Recorded but once by the survey (Fish Hawk 
station 7701*). 
Family Cerithiopsid.e. 
Seila terebralis (Adams). [Chart 175.] 
Adams, 1840, p. 320 ( Cerithium terebrale)', Gould, 
1870, p. 389 ( Cerithiopsis terebralis)', Verrill and 
Smith, 1873, p. 648, 417, etc. ( Cerithiopsis tere- 
bralis), Dali, 1889, p. 138. 
New Bedford. — Adams. Vineyard Sound and 
Buzzards Bay. — Verrill. Eastern half of Vine- 
yard Sound; inshore stations and upper end of 
Buzzards Bay, scarce; dredged in 2 to 13 fath- 
oms, on very various bottoms. — Survey. 
Fish Hawk stations: 7549 bis (1 small fragment), 
7552 bis*, 7628 (1), 7631 (1 shell), 7633 (1 shell), 
7634(1), 7635 (1 shell), 7671, 7757 (1 shell), 7778 
(1 shell), 7780 (1 shell). 
Seila terebralis — Gontinued. 
Phalarope stations: 8 (1), no (1 shell), 121 (2 
living), 126 (1 shell), 132 (1 shell), 133 (1 shell), 
144 (1), 145 (several living and shells), 147 (1), 
148 (living and shells common), 150 (1), 155 
(2 shells), 157 (1), 164 (1 shell)* 167 (several 
shells)*. 
Cerithiopsis greenii (Adams). 
Adams, 1839, p. 286 ( Cerithium greenii)-, Gould 
1870, p. 322 ( Bittium greenii)', Verrill and 
Smith, 1873, p. 647, 383, etc.; Dali, 1889, p. 
138. 
Dartmouth Harbor. — Adams. ‘ ‘ Vineyard Sound 
and Buzzards Bay, 3 to 10 fathoms. ’’—Verrill. 
Cerithiopsis emersonii Adams. [Chart 176.] 
Gould, 1870, p. 387; Verrill and Smith, 1873, p. 
648, 417, etc. 
Nantucket and New Bedford. — Adams, cited by 
Gould. Vineyard Sound and Buzzards Bay. — 
Verrill. Vineyard Sound, chiefly in the east- 
ern half; in Buzzards Bay, fairly common, but 
for the most part restricted to inshore stations; 
dredged in 2 to 13 fathoms, on every sort of bot- 
tom, but never taken in large numbers. — 
Survey. 
Fish Hawk stations: 7522 (1)*, 7538 bis (1 shell), 
7543 (1 shell), 7554 bis (1 shell), 7572 (r shell), 
7629 (1 shell), 7632 (1 shell), 7634 (2), 7635 (2 
shells), 7659 (x shell), 7674 (1 fragment), 7753 
(1 shell), 7767 (1 shell fragment), 7770, 7777 (1 
shell), 7782 (1 shell), 
Phalarope stations: 2 (1), 6 (1 shell), 52 (1 shell), 
71 (1 shell), 80, 81 (1) 82 (1 shell), 84 (2), 85 (1 
shell), 9T, 96, 97, 108, no, 120 (shells), 123 (1 
shell), 145 (living and shells), 147 (few), 148 
(1 shell), 149 (1 living), 150 (1 shell), 152 (1 
shell), 158 (4 shells), 159 (1 shell), 163 (2 frag- 
ments), 167 (1). 
Family Cerithiid^. 
Bittium alternatum (Say). [Chart 177.] 
Gould, 1870, p. 321 ( Bittium nigrum)', Verrill and 
Smith, 1873, p. 648, 305, etc. ( Bittium nigrum)', 
Dali, 1889, p. 140. 
Nantucket. — Gould. Vineyard Sound and Buz- 
zards Bay. — Verrill. More frequent in the 
Bay than in the Sound, and in both cases 
mainly restricted to inshore stations; seldom 
dredged at depths greater than 5 fathoms. — 
Survey. Recorded as abundant at nearly all 
points where shore collecting was carried on. 
Fish Hawk stations: 7552 bis*, 7724*, 7762 (1 
shell), 7778 (2 shells), 7781 (1 shell). 
