NORTH AMERICAN BOSTRICHIDAE 51 



Elytra at base subequal in width to pronotum near middle : surface 

 coarsely, densely, irregularly punctate, the punctures on disk not so 

 wide as intervals, rather densely clothed with long, recumbent and 

 erect, yellowish hairs on basal half of disk, the hairs more erect along 

 sides and on apical declivity, intervals slightly scabrous: apical de- 

 clivity rather densely, coarsely granulose. 



Abdomen beneath rather densely, coarsely punctate, rather densely 

 clothed with moderately long, recumbent, yellowish hairs. 



Length 2.5-4.5 mm., width 1-1.5 mm. 



Type locality. — Of haspiduhys, New Jersey, no definite locality. 

 Of par culi's. Pennsylvania, no definite locality. Types in the Casey 

 Collection in the United States National Museum. 



Distribution. — From material examined: 



District of Columbia : Washington, June 22 (Hubbard and Schwarz) . 



Maryland: Odenton. May 25 (Hubbard and Schwarz). 



North Carolina.- Durham. New Bern. April 24. 1917 (R. W. Leiby). 



New Jersey: Clementon. July 22 (H. A. Kaeber). 



New York : West Point, June 15. 1913 (W. Robinson). 



Pennsylvania: Philadelphia (G. M. Greene). 



Rhode Island : Watch Hill. June 30, 1909 (W. Robinson) . 



Virginia: Falls Church (A. B. Champlaini. 



Hosts. — This species has been reared from Finns taeda and Pinus 

 engird ana. 



Casey described hispidulus from a unique specimen from Xew Jersey. 

 and parvulus from a single specimen from Pennsylvania. Dinoderus 

 parvulus seems to be merely a small specimen of Dinoderus hispidulus. 



Subfamily BOSTRICHLXAE 



Tribe Dinapatini 



Dinapatinae Lesne. 1910, Soc. Ent. de France Ann. (1909) 78 : 471-473. 

 Dinapatini Lesne, 1921, Assoc. Frang, pour TAvanc. des. Sci., Cong, de Strasbourg 



1 11120 i . p. 28S. 

 Dinapatina Lesne, 1938, in Junk (pub.), Coleopt. Cat., pt. 161. pp. 74-75. 



Lesne (1910) erected the subfamily Dinapatinae for Dinapate Horn. 

 This is the only known genus in the tribe. 



Genus DINAPATE Horn 



Dinapate Horn, 1886. Arner. Ent. Soc. Trans. 13: 1-4: Casey, 1898, N. Y. Ent. 

 Soc. Jour. 6: 66-67: Lesne, 1910, Soc. Ent. de France Ann. (1909) 78: 473- 

 477; 1938. in Junk (pub.), Coleopt. Cat., pt. 161, pp. 74-75. 



Head short, deeply inserted in pronotum, not visible from above: 

 clypeus strongly transverse, truncate in front, feebly, obtusely dentate 

 on each side of labrum; labrum strongly transverse, subtrimcate and 

 densely ciliate with long, brownish-yellow hairs in front; maxillary 

 palpi slightly longer than labial, densely pubescent, apical segment of 

 each elongate-oval, subtrimcate at apex; mandibles attenuate toward 

 apices, which are acute: eyes large, oval, slightly projecting: margins 

 of buccal cavities not dentate below eyes. Antenna very short, 10- 

 segmented: first segment robust, rather short, nearly three times as 

 long as second; second slightly elongate, narrower than first: third 

 to seventh segments short, transverse: last three segments forming a 

 broad, loose club, clothed with a few long, erect hairs, the eighth and 



