Ko.i2>2. ISOPODS OF THE ATLANTIC COAST— RICHARDSON. 513 



Color, light brown. 



IVo specimens were collected by the U. S. Fish Commission steamer 

 Alhatross in Chesapeake Bay. 

 Dei)th. — 81 fathoms. 

 Tijj?e.—OAi. No. 6350, U.S.N.M. 



29. CIROLANA CONCHARUM (Stimpson). 



jEga concliarum Stimpson, ^Vlar. Iiiv. Grand Manan, 1853, ]>. 42. — Txtkex, 



Vidensk. Meddel., 1859, p. 77, 1860. 

 Conilera concharum Harger, Report U. S. Commissioner of Fisli and Fisheries, 



1874, Pt. 1, p. 572 (278). — Verrill, Report U. S. Commissioner of Fish and 



Fisheries, 1874, Pt. 1, p. 459 (165). 

 Oirolana concharum Harger, Proc. U. S. Nat. Mus., 1879, II, p. 161; Report U. S. 



Commissioner of Fish and Fisheries, 1880, Pt. 6, pp. 378-381, pis. ix, x, figs. 



58-63. 



HahUaf. — Currituck, North Carolina; Charleston, South Carolina; 

 Woods Hole, Massachusetts; Vineyard Sound; Block Island; Long 

 Island Sound; Halifax, Nova Scotia. 



Deptli. — Surface to 18 fathoms. 



30. CIROLANA IMPRESSA Harger. 



Cirolana impressa Harger, Bull. ]Mus. Comp. Zool. Harvard College, XI, 1883, 

 No. 4, pp. 93-95, pi. I, figs. 3-3d, pi. 11, figs. 3-3c. — Verrill, Report U. S. 

 Commissioner of Fish and Fisheries, 1883, p. 559, pi. xxxvi, fig. 165. 



Habitat— 4Q° 2' 24" N. lat., 70° 23' 40" W. long.; 40° 3' N. lat., 70° 

 31' W. long.; 39° 57' N. lat., 69° 47' W. long.; 39° 55' 28" N. lat., 

 69° 47' W. long. ; Chesapeake Bay. 



Depth.— Mh to 321 fathoms. 



3i. CIROLANA BOREALIS Lilljeborg. 



Cirolana borealis Lilljeborg, Ofvers. Vet. Akad. Forh., 1851, p. 23. 



Cirolana hirtipes Heller, Verhandl. der k. k. Zoologisch-Botanischen Gesell- 



schaft in Wien, XVI, 1866, p. 742. 

 Cirolana spinipes Bate and Westwood, Brit. Sess. Crust., II, p. 299. — Harger, 



Bull. Museum Comparative Zoology, XI, No. 4, 1883, p. 91, pi. i, figs. 2-2d; 



Pt. 2, figs. 1-lc. 

 Cirolana borealis Hansen, Vidensk. Selsk. Skr. (6), V, 1890, pp. 321, 322, pi. i, 



figs. 1-lv.— G. 0. Sars, Crust, of Norway, II, Pts. 3, 4, 1897, p. 70. 



Habitat. — Off Cape Florida; Atlantic coast of North America; also 

 British Isles; Shetland Isles; coast of France; Mediterranean at Naples; 

 coast of Norway. 



Depth.— 2Sd fathoms. 



32. CIROLANA GRACILIS Hansen. 



Cirolana gracilis Hansen, Vidensk. Selsk. Skr. (6), V, 1890, pp. 329-3;!l, pi. 11. 

 fig. 2-2g. 



Habitat. — St. Thomas, West Indies. 

 Proc. N. M. vol. xxiii 33 



