358 



FAMILY XI. STAPH YLINIDJE. 



Throughout the State, common in the southern counties; much 

 less so northward. March 13-November 1. Taken by sifting damp 

 vegetable debris. Probably hibernates as imago. 



679 ( ). Atheta srBPYGM.EA Brn.lt., Deutsch. Entom. Ztschr., 1909, 526. 



More slender than luteola. Pale brownish-yellow ; head and fifth and 



sixth segments of abdomen piceous; antennae dusky except at base, rather 

 slender, reaching middle of elytra. Thorax and elytra as in luteola, but 

 much more finely punctate, the former without median basal impression. 

 Length 2 mm. 



Starke and Kosciusko counties; rare. June 18-June 24. Sifted 

 from sphagnum mosses in tamarack swamps. 



680 (2022). Atheta anaijs Grvh., Col. Micr. Brunsv., 1802. 76. 

 Elongate, very slender. Black, shining ; thorax and elytra dark brown- 

 ish-yellow to piceous ; antennae, legs and last one or two abdominal seg- 

 ments brownish or dusky yellow, the tarsi paler. Antennae reaching base of 

 thorax, the second and third joints equal. Thorax suborbicular, slightly 

 narrower than elytra ; sides rounded into base and apex ; disk, as well as 

 that of elytra and abdomen, finely and densely punctate and with a small 

 transverse impression on basal third. Elytra one-third longer than thorax. 

 Abdomen as wide as elytra, parallel. Length 1.8-2 mm. 



Putnam and Marion counties; frequent. March 20-November 

 28. Taken by sifting. 



681 (9498). Atheta cavifrons Sharp, Trans. Ent. Soc. Lond., 1869, 33. 

 Form of analis. Dark reddish-brown, head piceous ; antennae, legs and 



last two abdominal segments dull yellow. Head with a broad but shallow 

 median groove. Antennae, thorax and elytra nearly as in analis, the thorax 

 with an entire faint median impressed line in front of the basal impression. 

 Length 2 mm. 



Marion County; rare. November 21. 



XX. Zyras Steph. 1832. (Gr., "razor.") 



Rather broad species, having the head much wider than long, 

 slightly narrower than thorax; antennas robust, longer than head 

 and thorax, the third joint longer than second, legs long and slender. 



KEY TO INDIANA SPECIES OF ZYEAS. 



a. Black, the elytra fuscous; eyes very large, placed less than half their 

 length from base of head ; thoracic punctures extremely flue. 



682. CALIGINOSFS. 



aa. Reddish-brown; eyes smaller, placed at nearly their own length from 

 base ; thoracic punctures fine but distinct. 683. planifer. 



682 (9528). Zyras caliginosus Casey, Ann. N. Y. Acad. Sci.. VII, 1893. 



323. 



Rather stout, parallel. Black; antennae and legs dark reddish-yellow; 

 elytra dull fuscous, shining. Thorax three-fourths wider than long, sides 



