MORGAN HEBARD 59 



face polished, shining, with vertical di\isions of egg-sacs distinct. 

 Suture very low, formed with short divisions, which from the side 

 are seen to be convex, from above these are found to constitute 

 narrow con\"ex ridges on each side, nearly joining mesad, \\hcre 

 each pair is connected with the next by a very brief, medio-longi- 

 tudinal ridge. 



This cosmopolitan species has established itself widely in human 

 habitations almost everywhere in the United States. In Canada 

 it has been recorded as far north as DeGrassi Point on Lake Simcoe, 

 Ontario; Goderich, Ontario; Winnipeg, Manitoba, and Strath- 

 cona, Alberta. Its greatest abundance on this continent appears to 

 be reached in the central portion of the United States. According 

 to Burr, it is known in Prussia as the Russian Roach, in Russia as the 

 Prussian Roach. In Xew York it is usually called the Croton Bug, 



Specimens Examined: 72; 32 males, 39 females and i immature indi\idual. 



Philadelphia, Pennsylvania, I, 27, 1916, (H. Winchester), I small juv., [Hebard 

 Cln.]; 4 9,1 with ootheca, [A. X. S. P.]. 



Harrisburg, Pa., VII, 7, 6 o", 4 9, [Pa. State Dept. Zool. Cln.]. 



Chestertown, Maryland, \'III. 12, 1903, (E. G. \'anatta), i d', 2 9 . [A. X. S. P.]. 



Washington, District of Columbia, \'III, 1883, i 9 with ootheca, [Hebard Cln.]. 



Hot Springs, X'irginia. 2350 feet, \'IH, 3, 1916. (Hebard: in larder, seen common 

 in house at night), I 9 , [Hebard Cln.]. 



Raleigh, North Carolina, \'I, 10 to ,1X, 13, 1904 and 1905, (Brimley and Bent- 

 ley). 2 d", 2 9, [X. C. State Dept. Agr. Cln.]. 



Thomasxille, Georgia, HI, 24 to V, 11, 1903, (Hebard and for Hebard), I d^, i ? 

 with ootheca, [Hebard Cln.]. 



Miami, Florida, IX, 12, 1903, (for Hebard), 3 d", [Hebard Cln.]. 



Key West, Fla., X'H. 3 to 7, 1912, (Rehn and Hebard; swarming in hotel cup- 

 board), 4 9 , [Hebard Cln. and A. X. S. P.]. 



Chattanooga. Tennessee, \'I. 10, (G. G. Ainslie). i 9 . [U. S. X. M.]. 



Madison, Wisconsin. IV, 22 to X, 14, 4 d". 3 9 , [Wise. Agr. Exp. Sta. Cln.] 



St. Anthony Park, Minnesota, i 9, [Hebard Cln.]. 



St. Louis, Missouri, X, 2^. 1903. (C. L. Heink), 7 cf . 3 9, [Hebard Cln.]. 



Mineola, Texas, VI, 27, 191 1, (H. Pinkus), i cf, [U. S. X. M.]. 



Carrizo Springs, Tex., (A. Wadgymar), i d", 4 9 , i with ootheca. [Hebard Cln.]. 



Fort Wingate, Xew Mexico, IX, 16, 1909. (J. Woodgate). l 9, [Hebard Cln.]. 



Deming, X. M., VII, 20, 1907, (Rehn and Hebard; at light), i <S\ [Hebard Cln.]. 



Oregon, (Washburn), i d^. i 9, [Hebard Cln.]. 



Blue Canon, Placer County, California, 4700 feet, \TII. 29, 1910, (Hebard), i cf, 

 [Hebard Cln.]. 



Eldridge, Cal., XI, 8 and 9, 1915, (J. .A. Kusche), 3 d", 6 9, [Hebard Cln.]. 



.MEM. .\M. EXT. SOC, 2. 



