observations on Amblyopinus Jansoni, &c. 89 



Pedes coxis prominentibus, tibils spinosis, tarsis 5-articulatis, 

 articulo pritno intermediorum valde elongate, subtus longe pec- 

 tinato, uuguibus simplicibus. 



Antcmuc 11-jointed, 1 long, 2 lialf as long as 1, 3 ranch. 

 longer than 2, 4-10 gradually shorter, 11 twice as long as 10, 

 obliquely truncate. 



Palpi, MaxUku'ij long, 4-jointed, 1 very small pyriform, 2 

 elongate pyriform, 3 as long as 2, rather slender, trun- 

 cate at the apex, 4 rather long obtusely acicular. 



Labial erect, rather long, 3-jointed, 1 short, robust, 2 

 twice as long as 1, incrassate anteriorly, Avith the apex 

 truncate, 3 rather long, obtusely acicular. 



Lahrum very short, corneous at the base, coriaceous and 

 deeply emarginate in front, furnished with a transverse row of 

 incurved setaj near the middle. 



Mandibles strong, very diverse in form, much curved and 

 sharply hooked, armed with long and very sharp teeth, fur- 

 nished at the base with long narrow coriaceous appendages 

 densely fringed with long setn3. 



Maxillc robust, bilobcd, the exterior lobe arising from the 

 apex of the stipes, coriaceous, triangular, 2 -jointed, 1 very 

 small, 2 triangular, furnished at the exterior apical angle with 

 one erect seta, and densely fringed anteriorly with long incurved 

 setse ; inner lobe arising from tlie base of the stipes, coriaceous, 

 very long and narrow, with the apex acute, densely fringed on 

 the ituier side with A'cry long seta^; sfrpes robust, furnished on 

 the outer side with a very long and strong seta near the base, 

 and another near the apex. 



Mentwii corneous, very short, depressed in the middle, with 

 the anterior angles much rounded; submentum corneous, short, 

 transversely suboblong. 



Labium coriaceous, rather long, dilated and bilobed anteriorly, 

 furnii-hed Avith large pyriform paragiossEe, somewhat truncate at 

 the apex. 



Lingua very small, bifid at the apex. 



Head large, with three large setigerous punctures on each 

 side, of which one is before the middle, and two near the hinder 



