80 MISC. PUBLICATION 69 8, U. S. DEPT. OF AGRICULTURE 



deeply, confluently punctate, more or less rugose, with numerous 

 round, polished tubercles, and with small, irregularly distributed, 

 densely pubescent spots. 



Body beneath very finely, densely, indistinctly granulose, sparsely 

 clothed with short, recumbent, yellowish- white hairs. 



Female. — Differs from the male in not having an acute spine at the 

 apex of each elytron. 



Length 5.5-11 mm., width 1.75-3.6 mm. 



Type locality. — Middle and Southern States; type in the LeConte 

 Collection in the Museum of Comparative Zoology, at Cambridge, 

 Mass. 



Distribution. — This species is distributed throughout the eastern 

 part of the United States and Canada. Specimens have been ex- 

 amined from Colorado, District of Columbia, Georgia, Iowa, Kansas, 

 Louisiana, Maryland, Michigan, Missouri, New Jersey, New York, 

 North Carolina, Oklahoma, Pennsylvania, Rhcde Island, Texas, Vir- 

 ginia, and West Virginia. 



Hosts. — Fiske reports this species on Quercus sp. in North Carolina, 

 and Champlain reared specimens of this species from Quercus gam- 

 belii and Acer sp. in Colorado. 



LlCHENOPHANES CALIFORNICUS (Horn) 



Bostrichus calif omicus Horn, 1878, Ainer. Phil. Soc. Proc. 17: 545, 546; Casey, 



1898, N. Y. Ent. Soc. Jour. 6 : 71-72. 

 lAchenophanes calif omicus Lesne, 1899, Soc. Ent. de France Ann. (1898) 67: 



460, 473; 1938, in Junk (pub.), Coleopt. Cat., pt. 161, p. 34; Belkin, 1940, Ent. 



News 51 : 193. 



Elongate, cylindrical, uniformly black, the palpi, antennae, and 

 tarsi slightly reddish; dorsal surface of body sparsely clothed with 

 short, recumbent, yellowish-white hairs, which do not form pubescent 

 spots. 



Head much narrower than pronotum, densely, finely granulose, with 

 numerous small, round tubercles intermixed; clypeus flat; clypeal 

 suture distinct; labrum densely ciliate with long yellowish-brown 

 hairs in front. Antenna 10-segmented ; third segment slightly elon- 

 gate, fourth to seventh round or slightly transverse. 



Pronotum quadrate, strongly convex, widest near middle, strongly 

 deflexed on apical half, without unciform processes, but deeply emargi- 

 nate and tuberculate in front, without depressions or gibbosities 

 in front of scutellum ; sides broadly rounded, more strongly converg- 

 ing anteriorly; posterior angles rectangular; surface with a narrow, 

 more or less distinct, longitudinal, median, smooth space on basal half, 

 rather densely, coarsely tuber culose, the tubercles smooth and round 

 basally, becoming larger, broader, and rasplike on anterior half. 



Elytra at base subequal in width to pronotum at middle, truncate 

 at base, sometimes each elytron with two vague longitudinal costae ; 

 sides parallel, broadly conjointly rounded at apices; surface coarsely, 

 deeply, densely punctate, densely rugose between punctures. 



Body beneath very finely, densely granulose or rugose, very sparsely 

 clothed with short, recumbent, yellowish- white hairs. 



Length 7-10 mm., width 2-3.5 mm. 



Type locality. — San Joaquin Valley, Calif. ; type in the Horn Col- 

 lection in the Academy of Natural Sciences of Philadelphia. 



