ISOPODS OF NORTH AMERICA. 



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. n, figs. 3-3c. VERRILL, Report 

 U. S. Commissioner of Fish and Fisheries, 1885, p. 559, pi. xxxvi, fig. 165. 

 RICHARDSON, American Naturalist, XXXIV, 1900, p. 216; Proc. U. S. Nat. 

 Mus., XXIII, 1901, p. 513. 



Localities. Latitude 40 2' 24" north, longitude 70 23' 40" west; 

 latitude 40 3' north, longitude 70 31' west; latitude 39 57' north, 



FIG. 78. CIROLANA IMPRESSA (AFTER HARGER). a, SECOND ANTENNA, x 12. b, FIRST ANTENNA. 

 x 12. c, SECOND PLEOPOD OF MALE, x 8. d, LATERAL VIEW OF FEMALE, x 3. e, LEG OF FIRST 



PAIR. X 8". /, LAST SEGMENT OF ABDOMEN WITH UROPODA. X 6. g, LEG OF SEVENTH PAIR. X 8. 

 h, LEG OF FOURTH PAIR. X 8. 



longitude 69 47' west; latitude 39 55' 28" north, longitude 69 47' 

 west; Chesapeake Bay; off Cape Hatteras. 



Depth. 100-321 fathoms. 



Body elongate, almost cylindrical, three and a half times longer than 

 wide, 6 mm.: 21 mm. 



Head wider than long, 2 mm.: 3^ mm., with the anterior margin 

 widely rounded and slightly excavate on either side of a small median 

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