98 
Isopoda. 
74. Calathura brachiata Stimps. 
Anthura bracliiata Stimpson, Marine Invertebr. Grand Manan; Smithson. 
Contrib. to Knowl., vol. 6, 1854, p. 48. 
* Cala thura — G. O. Sars, Account vol. 2, Isop., 1900, p. 46, PI. 19, 
fig. 2. 
— branchiata Richardson, Isop. of N. Am., Buil. U. S. Nat. Mus, 
No. 54, 1905, p. 72, (ubi litt.), fig. 56—57. 
— brachiata H. J. Hansen, V. Grønland 1887, p. 181. 
(St. 867) 66° 22'N, 57° 16'W, 686 m., dredge, 19—5—1909, 6 spec. 
75. Æga psora L. 
Oniscus psora Linné, Systema Naturæ, edit. X, vol. 1, 1758, p. 636. 
*Æga — G. O. Sars, Account vol. 2, Isop., 1900, p. 59, PI. 24. 
— Richardson, Isop. af N. Am., Buil. U. S. Nat. Mus., No. 54, 
1905, p. 168 (ubi litt.), fig. 148. 
— — H. J. Hansen, V. Grønland 1887, p. 183. 
(St. 396) 66°41'N, 56° 17'W, 150 fath., trawl, 31-5-1909, 2 spec. 
(St. 397) 66° 42' N, 56° 12' W, 130 fath., trawl, 31-5—1909, 6 spec. 
All the specimens were taken free-living on the bottom. 
76. Æga ventrosa M. Sars. 
Æga ventrosa M. Sars, Vid. Selsk. Fork., Christiania, 1859, p. 154. 
G. O. Sars, Account vol. 2, Isop., 1900, p. 64, PI. 26, fig. 3. 
— Richardson, Isop. of N. Am., Buli. U. S. Nat. Mus. No. 54, 
1905, p. 187 (ubi litt.), fig. 173—74. 
Nordenskioldii, H. J. Hansen, V. Grønland 1887, p. 184. 
(St. 397) 66° 42' N, 56° 12' W, 130 fath., trawl, 31—5—1909, 1 spec. 
(free-living). 
77. Arcturus Bafiini Sabine. 
Idotea Baffmi Sabine, Suppl. to the App. to Capt. Parry’s Voyage, 1824, 
p. 228, PI. 1, fig. 4—6. 
* Arcturus — G. O. Sars, Norske Nordkavs-Exp., Crust., 1885, p. 97, 
PI. 9, fig. 1-21. 
— — Richardson, Isop. of N. Am., Buli. U. S. Nat. Mus. No. 54, 
1905, p. 837 (ubi litt.), fig. 367—68. 
— — H. J. Hansen, V. Grønland 1887, p. 188. 
(St. 100) 66° 44' N, 56° 08' W, ca. 175 fath., trawl, 5-7-1908, 1 spec. 
