TRIBE XXI. CRYPTORHYNCH1N!. 493 



769 (11.070). TYLODERMA RUFESCENS Casey, 1892, 454. 



Close to variegata; form slightly more oval. Dark reddish-brown, 

 elytra with paler spots and with the yellowish pubescence arranged in a 

 narrow median and a wider oblique post-median band. Beak shorter, both 

 it and thorax more coarsely and unevenly punctate. Length 3.2 4.3 mm. 



Knox County, Ind., rare; July 4. Recorded only from Indiana 

 by Casey. 



770 (8784). TYLODERMA BARIDIA Lee., 1876, 249. 



Oval, gradually pointed behind. Black, feebly tinged with bronze; 

 finely alutaceous. Beak and head rather finely and deeply punctate; 

 frontal fovea small, feeble. Thorax slightly wider than long, apex much 

 narrower than base, disc finely but deeply, remotely and evenly punctate. 

 Elytra very slightly wider at base than thorax, disc with rows of small, 

 remote punctures becoming nearly obsolete towards apex; intervals each 

 with a row of very fine punctures bearing minute white hairs. Length 

 3.8 4.2 mm. 



Recorded from Florida and Texas. "Easily known by the 

 oval, posteriorly pointed form and feebly exposed humeri." 

 (Casey.} Taken on cotton at Hempbill, Texas, April 1. (Pierce.} 



771 (- -). TYLODERMA NIGRA Casey, 1884, 56. 



Broadly oval, robust. Black with bluish or bronzed metallic lustre, 

 polished. Beak and head opaque, the former shorter than head, very broad, 

 its punctures dense and coarse; head sparsely and finely punctate and 

 with an elongate frontal fovea. Thorax slightly wider than long; sides paral- 

 lel from base to middle, then strongly converging to apex; disc sparsely 

 and finely, sides much more coarsely and rather thickly punctate. 

 Elytra at base one-third wider than thorax, sides feebly converging from 

 base to apex; disc with rows of rather fine, distant punctures, which be- 

 come obsolete behind the middle. Length 3 3.7 mm. 



Fountain, Marion, Lawrence and Posey counties, Ind., scarce; 

 May 15 June 17. Rogers Park, 111., June 2fi. Irvington and 

 Arlington, X. J. ; Jan. June. Differs from (crea in its "larger 

 size, more robust form, much coarser punctures of thorax and 

 elongate fovea of vertex." (Casey.) 



772 (8783). TYLODERMA .EREA Say, 1831, 29; ibid, I, 297. 



Narrowly oval, convex. Black, strongly bronzed, highly polished, the 

 head, beak and legs dull. Beak as long as head, both finely and rather 

 densely punctate; frontal fovea obsolete. Thorax slightly wider than long, 

 widest at middle, thence feebly narrowed to base, more strongly toward apex; 

 disc minutely alutaceous, very finely and sparsely punctate; sides 

 more coarsely and closely punctate, each puncture with a minute seta. 

 Elytra at base two-fifths wider than thorax, sides nearly parallel from 

 base to middle, then gradually converging to apex; disc with rows of 

 fine, remote punctures, which are wanting on apical third. Length 2.2 

 2.8 mm. 



