1332 FAMILY LXII. ANTHICID.E. 



and shorter than in tcrminalis. Elytra finely and very sparsely punctured. 

 Males with elytral impression smaller, more oval and more distant from 

 apex than in any of the other species. Length 4-5.5 mm. 



Vig'o and Lawrence counties ; scarce. May 6-July 10. Occurs 

 especially on leaves of May-apple, Podophyllum peltatum L. Not 

 an iininature form, as at first supposed, the sparsely punctured ely- 

 tra with wholly different impressions in males showing' its specific 

 rank. 



Tribe III. MACKATRIINI. 



This tribe is also composed of a single genus of narrow brown 

 or black pubescent species, having the head deflexed, constricted far 

 behind the eyes into a very slender neck; maxillary palpi com- 

 pressed and dilated, the last joint large and hatchet-shaped ; last 

 three joints of antenna? much longer than the others; first joint of 

 hind tarsi very long; males with a sixth abdominal segment visible. 



IV. MACRATRIA Newm. 1838. (Gr., "long + three.") 

 Two of the four known species occur in Indiana, 



KEY TO INDIANA SPECIES OF MACRATRIA. 



(/. Pubescence of upper surface very fine and dense; head rather finely 



and densely punctate. 2474. MURINA. 



(/(/. Pubescence rather coarse and sparse; head very minutely and sparsely 



punctured. 2475. CONFUSA. 



2474 (7015). MACRATRIA MURINA Fab.. Syst. Eleut.. II. 1801, 91. 

 Elongate, slender, subcylindrical. Dark olive gray, densely clothed with 



fine, silken, yellowish hairs; antenna? and legs dull yellow, the femora often 

 piceons. Head subtruncate behind the eyes; antenna' with second and third 

 joints nearly equal, llth almost as long as Oth and 10th united. Thorax 

 but slightly wider than head, one-half longer than wide, base strongly mar- 

 gined, angles all rounded, disk finely and densely punctate. Elytra with 

 rows of fine, close-set punctures which are almost hidden by the dense pu- 

 bescence. Length 4.5-5 mm. 



Marion, Floyd and Posey counties; scarce. June 23-July 9. 



Occurs on willow bushes and the foliage of water-willow along 

 streams. 



2475 (7014). MACRATRIA CONFUSA Lee., Proc. Phil. Acad. Nat. Sci.. VII. 



1855, 272. 



More slender and darker than inurintt. Head more rounded behind the 

 eyes. Thorax more slender, not wider than head, less narrowed \\\ front. 

 Klytral rows of punctures shallow, indistinct. Length 4-4.5 



