PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 229 
fourth segment deeply, broadly sinuate”; but, as his figure shows, it is 
the last thoracie and first two abdominal somites which are produced, 
and the fourth abdominal which is sinuate. Excepting this and the 
rounded instead of angular abdominal epimera, the description and 
figure agree with Halirages fulvocinctus. 
Calliopeus leviusculus Boeck (Kroyer). 
Calliope leviuscula Packard, Canadian Nat. and Geol., viii, p. 425 (25), 1865 
(levinscula); Mem. Bost. Soc. Nat. Hist., i, p. 298, 1867. 
Atlantic coast! (Packard). 
Gammarus locusta Fabricius. 
Gammarus mutatus Packard, Canadian Nat. and Geol., viii, pp. 402 (2), 419 
(19), 425 (25), 1863. 
Gammarus locusta Packard, Mem. Bost. Soc. Nat. Hist., i, p. 297, 1867. 
Gulf coast! (Whiteaves); Atlantic coast! (Stearns exped.); ‘whole 
coast” (Packard). 
Melita dentata Boeck (Kroyer). 
" Gammarus purpuratus Packard, Canadian Nat. and Geol., viii, p. 419, 1865. 
Gammarus dentatus Packard, Mem. Bost. Soc. Nat. Hist., i, p. 297, 1867. 
Gulf coast (Packard); Atlantic coast! (Packard, Stearns exped.). 
Rhachotropis aculeata Smith (Lepechin). 
Amphitonotus Edwardsii Packard, Mem. Bost. Soc. Nat. Hist., i, p. 298, 
1867. 
Atlantic coast! (Packard, Stearns exped.). 
Ampelisca Eschrichtii Kroyer. 
Packard, Canadian Nat. and Geol., viii, p. 419 (19), 1863; Mem. Bost. Soc. 
Nat. Hist., i, p. 300, 1867. 
Gulf coast! (Packard). No special locality was given for the speci- 
mens sent as this species to the Museum of Yale College by Packard, 
but they are presumably from Caribou Island, the only locality men- 
tioned in his papers. Specimens of this species were, however, sent by 
him with A. macrocephala and Byblis Gaimardii from Chateau Bay. 
Ampelisca macrocephala Lilljeborg. 
Ampelisca pelagica Packard, Canadian Nat. and Geol., viii, p. 419 (19), 1863; 
Mem. Bost. Soc. Nat. Hist., i, p. 300, 1867. 
Gulf coast! (Packard, Stearns exped.); Atlantic coast! (Packard, 
Stearns exped.). 
Haploops tubicola Lilljeborg. 
Packard, Mem. Bost. Soc. Nat. Hist., 1, p. 300, 1867. 
Atlantic coast! (Packard). There were specimens of this species sent 
to the Museum of Yale College with Ampelisca Eschrichtii, which were 
probably from Caribou Island, as mentioned under that species. 
