252 BIOLOGICAL SURVEY OF 



Eusiridae 

 Rhachotropis Smith 



R. iNFLATA (G. 0. Sars). {tumida G. O. Sars, 1893, p. 430, 

 pi. 152.) Taken on a stony bottom, in 70 feet of water, at D 39. 



Pontogeneiidae 



PONTOGENEIA Boeck 



P. iNERMis (Kroyer). (G. 0. Sars, 1893, p. 451, pi. 159.) 

 Taken on all kinds of bottom, rarely pure mud, from shore 

 to 220 feet. Stations : D 3-6, 8, 10, 15, 17, 18, 20, 25, 35, 36, 



53, 104;S1, 11, 12, 14, 33. 



Gammaridae 

 Gammarellus Herbst 



G. ANGULosus (H. Rathke). (G. 0. Sars, 1894, p. 492, pi. 

 173, fig-. 2.) Found especially on Laminaria near low water, 

 dredged once in 35 feet of water. Stations : D 33 ; S 2, 6, 12, 

 29, 43. 



Casco Shoemaker 



C. bigelowi (Blake). (Cheirocratus h. Blake, 1929, p. 22, 

 fig. 11 ; Shoemaker, 1930, p. 354, figs. 52-54.) Taken on mixed 

 bottoms, in 26 to 194 feet of water. Stations : D 35, 38, 45, 51, 



54, 72, 81, 93, 96, 103, 113, 118, 131, 143. 



Melita Leach 



M. DENTATA (Kroycr). (G. 0. Sars, 1894, p. 513, pi. 181, 

 fig. 1.) A few taken on rock bottom, in 30 feet of water, 

 at D 41. 



Maera Leach 



M. danae (Stimpson). (Stimpson, 1853, p. 46, fig. 32; 

 Holmes, 1905, pi. 12, fig. 2.) Found on various bottoms con- 

 taining mud. Most common near low water, but dredged to 

 156 feet. Stations : D 6, 10, 18, 32, 38, 39, 63 ; S 11, 32. 



Dikerogammarus Stebbing: 



D. FASciATus (Say). (Kunkel, 1918, p. 105, fig. 25.) Taken 

 twice in brackish estuaries. Stations : S 10, 27. 



