BIOLOGICAL SURVEY OP WOODS HOLE AND VICINITY. 
663 
Order SCHIZOPODA. 
Family Euphausiid^. 
Tkysanoessa inermis (Kroyer). 
S. I. Smith, 1879, P- 9 1 - ( Thysanopoda inermis ); 
M. J. Rathbun, 1905, p. 26 ( Rhoda inermis). 
Vineyard Sound, on surface; in two successive 
years recorded as abundant in January. — 
Smith. 
Meganyctipkanes norvegica (Sars). 
S. I. Smith, 1879, p. 89 ( Thysanopoda norvepica)', 
M. J. Rathbun, 1905, p. 26 ( N yctiplianes nor- 
vegica). (No local records given by either of 
these writers.) 
Crab Ledge, at Fish Hawk station 7609, 25 fath- 
oms, gravel and shells (dredged by the Survey, 
identified by M. J. Rathbun). Essentially 
pelagic. — Smith. Surface and deep water. — 
Rathbun. 
Family Mysid^. 
Michtheimysis stenolepis (Smith). 
Verrill and Smith, 1873, p. 551, 370, etc. {Mysis 
stenolepis, sp. nov.); S. I. Smith, 1879, p. 103 
{Mysis stenolepis)', M. J. Rathbun, 1905, p. 27 
{Mysis stenolepis). 
Vineyard Sound, Buzzards Bay, Woods Hole, 
“shallow bays and coves about Vineyard 
Sound;” abundant locally among eelgrass; also 
dredged in a fewfathoms among algse; recorded 
for January, April, May, July, September, and 
December. — Smith . 
“Ovigerous sacs” filled with eggs and young in 
December, January, and April. — Smith. 
Neomysis americana (Smith). 
Verrill and Smith, 1873, p. 552, 370, etc. {Mysis 
americana sp. nov.); S. I. Smith, 1879, p. 106 
{Mysis americana)', M. J. Rathbun, 1905, p. 27 
{Mysis americana). 
Among eelgrass and alga along shore and swim- 
ming freely at the surface; taken in a dredge 
lowered to 25 fathoms, though probably caught 
on the way up. — Smith. This writer gives 
records for its local occurrence during winter, 
spring, and summer. 
Recorded from stomachs of summer flounder, 
window-pane flounder, shad, mackerel, and 
herring. 
Heteromysis formosa Smith. 
Verrill and Smith, 1873, p. 553, 396, etc. (sp. 
nov.); S. I. Smith, 1879, p. 101; M. J. Rath- 
bun, 1905, p. 28. 
Vineyard Sound, Buzzards Bay, Nantucket 
Sound; surface to 18 fathoms; sometimes 
abundant, hidden within a dead shell of 
Spisula or other bivalve. — Smith. Vineyard 
Haven and eastern end of Vineyard Sound* 
(identified by M. J. Rathbun.) 
All the specimens examined by Smith were 
taken in August and September and a large 
proportion of these were females carrying eggs 
and young. 
Schizopoda undetermined. 
Fish Hawk stations: 7572 (1), 7583 (1), 7718. 
Phalarope stations: 3, 83. 
Great numbers of schizopods, doubtless representing several species, have for many years past 
been taken by Mr. Edwards in the tow at the local pier. It has thus far been impossible to find 
anyone willing to identify these. 
Order DECAPODA.“ 
Family PaUEmonidaj. 
Palcemonetes vulgaris (Say). 
Verrill and Smith, 1873, pp. 550, 339, etc.; S. I. 
Smith, 1879, P- 88; Bumpus, 1898a, 1898b; 
Thompson, 1899; M. J. Rathbun, 1905, p. 25. 
Of general distribution in suitable places. A 
shore-dwelling species, very abundant in the 
eelgrass, in salt or brackish waters. Recorded 
from Woods Hole Harbor, at surface, Katama 
Bay, Menemsha Bight, Tisbury Pond, Tarpau- 
lin Cove, Wareham River, Fort Phoenix. The 
Eel Pond, at Woods Hole, is the chief local 
source of supply. 
Palcemonetes vulgaris — Continued. 
Eggs deposited latter part of May, and early eggs 
found on June 20. — Bumpus. Not breeding 
in September, according to Thompson. Larvae 
excessively abundant in the tow during July 
and August. — Bumpus. 
Palcemon tenuicornis (Say). 
On gulfweed, Menemsha Bight, August 28, 1906*, 
34 specimens ; western part of Vineyard Sound, 
September 5, 1906*, 7 specimens. The first 
records for New England. 
Specimens from points designated by an asterisk (*) were identified by Miss M J. Rathbun. 
