TRIPLAX. 89 



Triplax elongata. 



Triplax elongata, Lae. Erot. 210. 



, Bed. Abeille, v. 31. 



Austria, Vienna. 



Nearest in many respects to T. rnssica, l)ut more elongate, 

 entirely red beneath, and with the hist joint of the palpi extremely 

 dilated. 



Triplax scutellaris. 



Trijylax scutellaris, Char p. 11 or. Ent. 244 (1825), 



, Lac. Erot. 214. 



hicolo7'f, Gyll. Ins. Snec. i. 205 {jiec Marsh.). 



, Lac. Erot. 215. 



, Bed. Abeille, V. 32. 



G ulhnlialil, Crotch, Entoni. v. 7. 



Mountainous countries. Sweden, Lapland, France, Austria, 

 Croatia, Dauria, L. Baikal (Maack). 



The red under-side and scutellum sufficiently distinguish this 

 species; the elytra are not margined at the base. 



Triplax thoracica. 



Triplax thoracica, Say, J. Phil. (1) iv. 89. 



__-., „ , Lee. J. Phil. (2) I. 71. 



— — , Crotch, Tr. Am. Ent. Sac. 1873, 357. 



• melanopfera, Lac. Erot. 215. 



Lake Su^^erior, Hudson's Bay, Illinois, Georgia, Texas, etc. 



Triplax lepida. 



Ischyrus lepidus, Fald. Faun. Transc. li. 395 (1835). 



Triplax lepida. Bed. Abeille, v. 33. 



Sweden, France, Armenia. 



Very nearly allied to T. rujipes, but readily distinguished by 

 the elytra being immarginatc at the base, the red club of the 

 antennas and their 3rd joint scarcely perceptibly longer than the 

 4th. 



Triplax rufipes. 



Tritoma ruJipes, Fab. Reise n. Korw. G3 (1779). 

 Triplax , Jjac. Erot. 21 G. 



, Bed. Abeille, v. 34. 



• — , Crotch, Entom. v. 7. 



' elevata, Lac. Erot. 217. 



Finland, Sweden, France, Germany, Austria, Italy, Sicily. 

 Distinct from T. lepida by the antennre with piceous club 

 and elongate 3rd joint; the maxillary palpi are extremely dilated. 



