CHRYSOTUS. 173 



Table for the determination of tin Spec es. 



, ( Third joint of the antennae elongated. 1 cornutus, nov. sp. 



( Third joint of the antennae not elongated at all. 2 



„ ( Femora of dark color. 3 



t- Femora of pale color. 11 



o f Ground-color of the palpi pale. 4 



I Ground-color of the palpi blackish. 5 



4 f Palpi white. 2 longimanus /.»■. 



I Palpi yellow, near the basis blackish. 3 validus Lir. 



f. ( Cilia of the teguhe black. il 



( Cilia of the tegula?pale. 8 



„ ( Eyes of the male separated. ti vividus, nov. sp. 



' Eyes of the male contiguous. 7 



f Four anterior tibiae of the male and all the tibia? of the female yellow. 



I 4 obliquus Iad. 



' j Both the fore tibiae of the male and the four anterior tibia of the 



female yellow. 5 affinis Lw. 



„ ( Wings of the male with thickened costa. !> 



( Wings of the male without a thickened costa. 10 



„ ( Costa of tlie male very much incrassated. 7 costalis Lw. 



( Costa of the male moderately incrassated. 8 subcostatus, nov. sp. 



f Smaller species, with about three bristles on the upper side of the 



I hind tibia?. !.) discolor Lw. 



j Larger species, with about five bristles on the upper side of the hind 



tibise. 10 auratus /."•. 



, , ( Antenna? entirely black. 11 pallipes Lw. 



\ First joint of the antenna? red. 12 picticornis, nov. sp. 



Systematical arrangement of the Species. 



I. Third joint of the antenna? elongated. 



1. cornutus, nov. sp. 



II. Third joint of the antenna? not elongated at all. 

 A. Femora of a dark color. 



A. Ground-color of the palpi pale. 



2. longimanus Lw. 3. validus Lw. 



b. Ground-color of the palpi blackish. 



1. Cilia of the tegula? black. 



4. obliquus Lw. 6. vividus, nov. sp. 



5. affinis Lw. 



2. Cilia of the tegula? pale. 



