CRUSTACEA. 17 



THORACOSTRACA. DECAPODA. 



HIPPIDAE. 



p. 160. ''coast of THiE UxiTED States." Smith, Rept. U. S. 

 commr. of fish & fisheries, pt. 1, for 1871-1872 (1873), p. 548 

 [254], pi. 2, fig. 5. . 



Sandy beaches. Burrows. 

 From Cape Cod southward. 



CALLIANASSIDAE. 



44. Callianassa stimpsojSti Smith. 



Callianassa sti'mpsoni Smith, Kept. U. S, commr. of fish & 

 fisheries, pt. 1, for 1871-1872 (1873), p. 549 [255],pl. 2, fig. 8 

 (larger chehped) . "froji the coast of the Southee^t States 

 NORTH TO Long Island Sound." 



Burrows in mud. Near low water and in shallow water. 

 Vineyard Sound to Long Island Sound. 



45. IJpoGEBiA AFFiNis (Say) . 



Gebia affinis Say, Journ. acad. nat. sci. Phil., 1818, vol. 1, p. 

 241. "Georgia." Smith, Rept. U. S. commr. of fish & fisheries, 

 pt. 1, for 1871-1872 (1873), p. 549 [255], pi. 2, fig. 7. 



Burrows on muddy shores. 



Mass. — Wellfleet ; Woods Hole ; head of Buzzards Bay. 



Conn. — New Haven. 



AXIIDAE. 



46. Axius SERRATus Stiuipson. 



Axius serratns Stimpson, Proc. Boston soc. nat. hist., 1852, 

 vol. 4, p. 222. "twenty fathoms, off Scituate." Smith, 

 Trans. Conn. acad. sci., 1879, vol. 5, p. 55, pi. 10, figs. 4, 4a. 



