818 FAMILY XI:. LAMPYRID.E. 



triangular, the apex rounded. Elytra finely granulate, with four or five 

 longitudinal, slightly raised lines, which are abbreviated on apical third. 

 Length 8-11 mm. 



Throughout the State; common. June 4— July 7. Occurs on 

 low herbage and trunks of trees in woods. Also often noted in 

 flight. When captured it exudes from the joints of the legs and 

 sides of alxlomen a milky fluid having a disagreeable odor. 



1553 (4S11). LrciDOTA pinctata Lee, Proc. Phil. Acad. Nat. Sci., V, 1851, 



333. 

 Oblong, narrow, subdepressed. Black, opaque, sparsely clothed with 

 grayish pubescence; thorax w^ith dorsal spot and basal margin black, the 

 spot often almost disconnected from the base, and with a reddish or orange 

 spot each side; hind angles usually dusky. Elytra coarsely granulate-punc- 

 tate. Length 5.5-G mm. 



Kosciusko County ; rare. Probably throughout the State. June 

 25. Taken by sweeping low-groimd herbage. 



VIII. Ellychnia Lee. 1851. (Gr., ''a lamp-wick.") 



Antenna? narrow, strongly compressed, with the second joint 

 but little Avider than long and al;)out one-third as long as third, 

 which is not longer than fourth ; dorsal segments not acutely lobed 

 at sides and. except the next to last, not produced backwards. The 

 light organs are lacking and the species therefore diurnal. Two 

 species and one variety occur in Indiana. 



1554 (4815). EiiYCHNiA coreusca Linn., Syst. Nat., Ed. XII, II, 1785, 644. 



Oblong-oval. Black or rusty black; thorax with disk 

 and side margins black ; between these is a reddish and yel- 

 luw i-pace or line. Third joint of antennte longer than wide. 

 'I'liorax semi-oval, its apex regularly rounded. Elytra finely 

 L'ranulate and thinly covered with a fine, prostrate yellowish 

 pubescence; each with three or four rather indistinct costse. 

 Length 10-14 mm. (Fig. 316.) 



Throughout the State; common. April 1-October 

 21. Occurs in spring on trunks of trees in open wood- 

 land, especially on those of maple at or near flowing sap; in au- 

 tumn on flowers of goldenrod and asters. Noted mating on April 

 26 and May 28. 



1554a (4815a). ErxYCHiviA corrcsca autumnalis Melsh., Proc. Phil. Acad. 

 Nat. Sci., II. 1845, 303. 

 Much smaller and rein lively broader than cornisca. More brownish 

 in hue and with tlie raised lines of elvtra ahnost obsolete. Length 7-7.5 mm. 



