460 CLAVICORNIA — CUCUJIDAE. 



with two impressed lines near each other ; elytra with 

 punctured striae. L. 1| 1. Scarce. D. fagi, Gu6r. 



Dlphyllus. 



Pitch-black, pubescent ; each elytron with a white cres- 

 cent-shaped spot in middle. Sides of thorax very feebly 

 notched, with a raised line near them ; elytra with deep 

 punctured striae. L. IJ 1. Not uncommon. 



D. lunatus, Fab. 



Nausibius. 



Elongate, flat. Brown-black, ratlier dull, with fine pubes- 

 cence. Thorax a little longer than broad, apex a little pro- 

 duced in middle, excised behind eyes, sides with six teeth, 

 apical and basal ones more acute, disc very finely and closely 

 punctured, with two oval depressions behind, base produced 

 in middle ; elytra with fine punctured striae, alternate 

 interstices (especially outer ones) slightly raised. L. 1| 1. 

 Common. N. dentatus, Marsh. 



CM YPTOPHA GinAE. 



A. Tarsi apparently with only four joints in both sexes 

 (the fourth joint l)eing very small and hidden in bilobed 

 third one). 



Last joint of maxillary palpi fully as long as all the 

 others together ; last joint of labial palpi short ovate, trun- 

 cate at apex. Telmatophilus, Heer. 



M, Tarsi of male with five joints to front pairs and four 

 joints to posterior pair ; all tarsi of female with five 

 joints. 



a. Hinder point of presternum fitted into mesosternum ; 

 last joint of maxillary palpi conical, scarcely longer 

 than third. 



Last joint of labial palpi nnrrow, long, rather pointed ; 

 inner maxillary lol)e with a distinct hook at apex. 



Anther ophagus, Knoch. 



b. Hinder point of prosternum free ; last joint of maxil- 

 lary palpi ovate, as long as second and third. 



Last joint of labial palpi ovate, somewhat thickened ; 

 inner maxillary lobe with a small hook at apex, hidden 



