the Coleopterous Family Frotylidce. (89) 465 

 Triplax elongata. 



Triplax elongata, Lac. Erot. 210. 



, Bed, Abeille, v, 31. 



Austria, Vienna. 



Nearest in many respects to T. russica, bnt moi-e elongate, 

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

 dilated. 



Triplax scutellaris. 



Triplax scutellaris, Charp. Hor. Ent. 244 (1825). 



, Lac. Erot. 214. 



bicolorf, Gyll. Ins. Sitec. i. 205 {nee Harsh.). 



, Lac. Erot. 215. 



, Bed. Abeille, v. 32. 



Gyllenhalii, Crotch, Entom. 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. Soc. 1873, 357. 



7)ielanoptera, Lac. Erot. 215. 



Lake Superior, Hudson's Bay, Illinois, Georgia, Texas, etc. 



Triplax lepida. 



Ischyrus lepidus. Paid. Paun. Transc. li. 395 (1835). 



Triplax lepida. Bed. Abeille, v. 33. 



Sweden, France, Armenia. 



Very nearly allied to T. rii/ijjes, but readily distinguished by 

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

 antennae and their 3rd joint scarcely perceptibly longer than the 

 4 th. 



Triplax rufipes. 



Tritoma rufipes, Pab. Reise n. Nona. C3 (1779). 

 Triplax , Lac. Erot. 216. 



, 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 antennse with piceous club 

 and elongate 3rd joint; the maxillary palpi are exti'emely dilated. 



