Bri Mi' : Soi i ii Ami ri< w I i:;;> 



e. Rostrum viewed from the front lamellate, the uppei carinae 

 much more prominent than the lower ones. Mat-ins 



of hind tibiae about 20-spined sublavis Brunner. 



ee. Rostrum viewed from the front quadrate, the carinae of 

 nearly equal prominence. 

 /. Apex of the rostrum more or less acuminate. 



g. Rostrum with its carinae crenulate. Mind til 



female internally 15-17-spined, externally 19- 



spined propinquus Brunner. 



gg. Rostrum with its carinae smooth. Hind tibiae of the 

 male 15- 16-spined, of female 20-spined. 



bihastatus Rehn. 

 if. Apex of rostrum blunt. 



g. Rostrum of the male vertex longer (4-6 mm.). 



Hind tibiae with fewer spines (10-15 in 



number). 



h. Size larger (c?\ 68-83 mm., 9, 92-115 mm.). 



Hind tibiae with 1 1-1 5 spines on both margins. 



humilis Giglio-Tos. 



hh. Size smaller (cf, 65 mm., 9, 90 mm.). Hind 



tibiae 10-12-spined on both margins. 



gracilis sp. nov. 



gg. Rostrum of the male vertex shorter (2.65 mm.). 



Hind tibia? with more spines (20-21 in number). 



curtirostris sp. nov. 



dd. Form of male robust, body glabrous. Anterior and middle femora 



heavy smithi Rehn. 



bb. Rostrum of the female but little longer than one-half of the remainder of 



head. Posterior tibiae below entirely unarmed incertas Brunner. 



AA. Rostrum of the vertex of the female longer than the remainder of the head. 

 (The posterior tibiae above on the inner margin sometimes with more than 

 20 spines.) 

 b. Pronotum densely granulate. Posterior tibiae above armed internally with 



24 spines longirostris Brunner. 



bb. Pronotum impress-punctate. Posterior tibiae above armed internally 

 with from 13 to 22 spines. 

 c. Smaller ( 9 . 80 mm. long). Rostrum towards the apex attenuate, the 

 apex obtuse. Posterior tibiae both internally and externally 13- 



spined angustirostris Brunner. 



cc. Larger (9, 124-138 mm. long). Rostrum with the apex strongly 

 clavate. Posterior tibiae internally and externally 14-22-spined. 

 Subgenital plate of male compressed, a little shorter than the rostrum, 

 acuminate borelli Giglio-Tos. 



17. Tetanorhynchus punctatus (King). 



Proscopin punctata Ki.ug, Horae Phys. Berol., p. 19, No. 3, pi. 3, fig. 3 (1820); 

 Burmeistek, Ilandb. Ent., II, p. 604. No. 5 (1838). 



