THE CEAWLING M'ATEE BEETLES. 203 



o86a ( ). Halipli's ceibakius sdbguttatus Lee, MS. 



A (lark variety uf the preceding having the vertex black ; the elytral 

 spots disconnected and more distinct. Length 4 mm. 



Pine, Lake County; ^lay 12. This and crlTjarins were described 

 from Lake Superior. 



387 (1226). Haliplus euficoixis DeG., Jlem. IV, 1774, 404. 



Ovate. Head and thorax pale dull yellow with- 

 out spots; elytral spots larger than in horealis, all v j i y 

 rounded, the two on median third often more or i! ''•^^ 5 

 less confluent. Apex of elytra not sinuate. Length J^^^E 



Piue and Hudson lakes, Laporte County; / ^:^^^B, \ 



ponds neai' Richmond; frequent. ]\Iay 25- ' ':w- ^^^m \. 

 August 20. Probably occurs throitghout the | ^K^W )( 



northern half of the State. / ^'i^ \ 



Siss (1227). Haliplus longulus Lee. (Crotch), 



rrT_ I in i ci TTT 1 o-o ^'S- 102. (Original.) 



Trans. Amer. Ent. SOC, IV, 18 (3, Line shows natural length. 



385. 



Close to rnflcollis but more slender. Elytra with basal spot wanting; 

 the central spot dilated, triangular, the others indistinct. Length 8 mm. 



Pine, Lake County; ]Marion County, from pond near Broad 

 Ripple ; scarce. April 3-May 28. 



II. Cnemidotus 111. 1.H02 (Gr., "wearing leg armor. ") 



Our members of this genus are a little larger and more robust 

 than those of Haliplus. All have the thorax marked at base by 

 two round black clots, and the elytral rows of punctures more or 

 less irregular on basal third. Four nominal species have been 

 taken in the State. 



KEY TO INDIANA SPECIES OF CNEMIDOTUS. 



a. Hind femora with a broad pale ring near apex ; elytra distinctly obli(iue- 

 ly sinuate near tips. 

 6. Head entirely pale. 389. 12-PUNcTATrs. 



J)}). Head with vertex black. 390. edentulus. 



an. Hind femora wholly dark brown fjr blackish. 



c. Elytra without a suliliumeral sjxjI ; median subsutural spot c(mfluent 



with the sutural line to form a disral blotch. 391. Muncus. 



cr. Elytra usually with a sijiall subhumeral spot; median subsutural spot 



free or barely touching the sutural line, 392. peduncitlatijs. 



