INSECTA. 551 



a) External maxillary palps with last joint oval, acuminate, or 

 rotundate. 



a) With daws of tarsi simple. 



Odacantha PAYK., FABR. Tarsi with fourth joint entire. Head 

 constricted posteriorly. Antennae moderate. 



Sp. Odacantha melanura, Attelabus melanurus L., PANZEB Deutschl. Ins. 

 Heft 10, Tab. i, STURM D. Fauna, Ins. vn. Tab. 178. 

 Leptotrachelus LATK. Sp. Odacantha dorsalis FABB. 



Casnonia LATH. 



Mormolyce HAGENB. Antennas elongate, almost of the length of 

 body, with first joint thick, clavate, second very small, third and 

 fourth very long, cylindrical. Head constricted posteriorly, elongate. 

 Elytra marginate, truncated posteriorly, with lobes of margin 

 rounded, produced on each side beyond abdomen. Tarsi with 

 joints entire. 



Sp. Mormolyce phyllodes HAGENB., GUEBIN Iconogr., Ins. PI. 6, fig. 7. An 

 insect of remarkable size (2| inches and more), from the island Java. See 

 J. J. HAGENBACH Mormolyce, novum Coleopterorum genus, Norimbergse, 

 1825, 8vo, c. Tab. color, (also transferred to Ann. des Sc. nat. vi. pp. 

 500503, PI. 21). 



Cordistes LATE., Calophcena KLUG. Tarsi with four first joints 

 cordate. Antennae almost of the length of body. 



Species from South America, Odacantha acuminata SCHOENH., Odacantha 

 bifasciata FABB. &c. 



j8) With claws of tarsi denticulate beneath. 



Dromius BONELLI, DEJ. Mentum bilobed, without middle 

 tooth. Joints of tarsi entire. 



Sp. Dromius quadrimaculatus, Carab. quadrimaculatus L., &c. 



Demetrias BONELLI, DEJ. Mentum bilobed, with middle tooth 

 triangular, broad, small. Fourth joint of tarsi bilobed. 



Sp. Demetrias elongatus DEJ., Carabus atricapillus L., STURM D. Fauna, Ins. 

 VII. Tab. 172, fig. a, A. 



b) External maxillary palps with last joint cylindrical, or sub- 

 incrassated, truncated. 



a) With claws of tarsi denticulate beneath. 



Lebia LATK. Mentum bilobed, no middle tooth. Last joint of 

 labial palps securiform. 



