THE SHORT-WTXflED PCA^'EXOER BEETLES. 429 



'S20 (2537). Lathbobium collare Ericlis., Gen. Spec. Staph., 1840, 599. 



Elongate, slender. Head black, antennaj and thorax reddish-brown ; 

 legs paler; abdomen pieeous, the ape.x; paler. Head as long as wide, 

 coarsely and very sparsel.v punctate. Thorax slightly longer than wide, 

 much wider than head, sides feebly ciirved; disl< with a smooth median 

 line, bounded each side liy an irregular vmx of tine punctures, and witli a 

 few scattered ones each side. Elytra distinctly longer and a little wider 

 tlian thora.x ; abdcmien slitclitly narrower than elytra, densely and finely 

 punctate. Length 4.5-."i.5 mm. 



Southern half of State, freciuciit; less so northward. February 

 10-Xovember 1. 



L. rubida Casey was described frmn Pennsylvania, Indiana and 

 ^lississippi. I have not seen a specimen from the State. 



si'l (2ri3S). L.\.TiiKOBn.'M ambkuum Lee. Trans. Amer. Ent. Soc, VIII. 

 ISSO, ITT. 

 Elongate, very slender, subdepressed. Head and abdomen pieeous or 

 paler; remainder of body dull brownish-yellow. Head very sparsely punc- 

 tate ; antennae rather thicli;, reaching middle of elytra. Tliorax oblong, sides 

 straight; disk with a row of fine punctures each side of a smooth median 

 line, and with a few scattered ones on sides. Elytra slightly wider and 

 one-third longer than thorax, with rows of fine, close-set punctures. Ab- 

 domen narrower at base than elytra, thence feebly widening to fourth seg- 

 ment; densely and finely punctate. Sixth ventral of male with a small 

 triangular notch at apex. Length 0.5^.5 mm. 



Lake, Kosciusko, ilarshall. Posey and Perry counties; scarce. 

 April 19-July 24. Occurs beneath bark and rubbish in damp places. 



Group J. (Microij\^tiira.) 

 One small, pale species represents thi-, group in the State. 



.s22 (2541). Lathrobium PALLiDiLtJii Lee, Trans. Amer. Ent. Soc, VIII, 

 ISSO, ITT. 

 Elongate, very slender. Pale reddish-yellow, strongly shining. Head 

 as long as wide, finely and sparsely punctate, the base truncate; antennae 

 reaching base of thorax, jciints short, rather stout. Thorax slightly longer 

 than wide, with a row of fine punctures along each side of a smooth median 

 line. Elytra one-fourth shorter and slightly wider than thorax, with indis- 

 tinct rows of fine, sparse punctures. Abdomen at base as wide as elytra, 

 feeblv widened toward apex, finely not densely punctate. Sixth ventral of 

 male with a small, bniad triangular notch at apex. Length 3.8-4 mm. 



^Marshall, T'tttnam and Clark counties; scarce. March 25-May 

 20 Occurs beneath stones in open woodland pastures, often in 

 company with ants. 



