THE CYI.IXDRICAl. HAKK 1;1-:::TI.E?. 



TrilK' V. CEUVr.dXIXI. 



ymall oblonfj: m- oval HHtteiicd Ijuctles luiviiig the last joint of 

 palpi small and pointed, next to last thick, oval ; middle and hind 

 coxa? widely separated; fii-st ventral segment as long a.s the three 

 following; first three joints of tarsi short, together shorter than 

 fourth. Two genera are reiireseiited in Indiana, each by a single 

 species. 



KKY TO (iENEB.i OF CERYLUXINI. 



a. Antennx lO-.iointed. club comiiosed uf a single joint; front coxal cavi- 

 ties closed beliind ; tibia? witli small tei-minal spurs. X. Cebylox. 

 iKi. Antenufe 11-jointed. club li -jointed; front coxal cavities open behind; 

 tibia^ without terminal sjuns. XI. Philothermus. 



X. C'erylox Latr. lsn2. ((ir.. the name of a bird.) 



Head small, deeply inserted; front coxa" widely separated, pro- 

 sternum broad. 



*liiOu (3290). Cfryixix eAST.^NEUit Say. Juurn. Phil. Acad. Xat. Sci.. V, 

 1S20. 2.j0 : ibid. II. :'.21. 

 Oblonji-eliDngate. deijressed. Dark reddish or chestnut-brown, shining. 

 Thorax nearly square, hind aiisxles rertiui^'iilar, disk with a slight impres- 

 sion on eacli side at liase. rather coarsely but not densely punctured. Ely- 

 tra scarcely wider than thorax, surface striate, the striae punctured. Length 

 2-3 mm. 



Frc;(|ueiit in the snuthern half of State; less so in the northern 

 counties. ;\Iareh 2VDecember 28. Occurs in winter on the under 

 side of deeply buried logs, and also then and at other seasons be- 

 neath bark of elm and other trees. 



XT. PiiiLOTHERMrs Aubc. 1>>-Is. (Gr.. ''love -i- heat.'") 



*liiri(i i:'.20l). Piiiix)THERMUs Gi.ABRict"i.u.s Lec. X. Spec. X. Amer. Col.. 

 ISC,;;. 09. 

 Elongnfe-oval. subdeiiressed. Dark reddish or chestnut-brown, shining. 

 Thorax broader than long, broadest at base; sides regularly curved from 

 a|pex to bnse. margin distinctly reflexed; disk sparsely and finely punctate. 

 Elytra not wider than thorax, with rows of rather coarse punctures which 

 are less distinct toward apex. Length 2-3 mm. 



Throughout the State; common. ^March 12-Deeember 25. Oc- 

 curs beneath bark and rarely beneath stones. 



Tribe YI. MURillDIIXI. 



The principal distinctive characters of this tribe, in addition 

 to those given in the key, are the very small nval body, the 10-jointed 



