386 MK. R. S. BAGNALL : CONTRIBUTION TOWARDS A 



t^radually, and only twice as broad at base as at apex ; terminal hairs weak 

 and less than one-half the length of tube. Bristles at apex of ninth segment 

 longer than tube ; extreme lateral pair on eighth segment as long again as 

 the inner ones, and two pairs on seventh segment and a single pair on 

 segments 5 and 6 very long. 



^ . The male has the fore-femur strongly incrassate and swollen, whilst 

 the strong spines about the middle within take the form of strong tooth-like 

 protuberances ; the fore-tibia has the short spines on the inner edge stronger 

 and set in warts, whilst the fore-tarsal tooth is very long and acute. The 

 body is also more slender than in the female. 



Habitat. Six specimens (two males and four females) and larvae collected 

 by Dr. Meinert at La Moka, Venezuela, March 1891. 



Types. In the Copenhagen Museum. 



D. armatus may be easily recognised by its size and by the strongly 

 characterised fore-legs in both sexes. 



Penshaw Lodge, Penshaw, 

 December 1st, 1909. 



EXPLANATION OF THE PLATES. 



Plate 51. 



Fig. 1. Dicaiothnps foveicoUis (Bagnall), c? ■ Head, prothorax, and right antenna and fore- 

 leg. X 14. 

 2. „ „ „ $ . Part of head, prothorax, and right fore-leg. 



X 14. 

 S. „ Championi, ST^.noY., (^ . Head, prothorax, and right fore-leg. X 14. 



4. ,, ffrandis, sp. nov., c? . Do. do. do. X 14. 



5. „ IcBvicollis, sp. nov., c? . Head, prothorax, and right antenna and fore- 



leg. X 14. 



6. „ „ ' 2- P^J^t of head, prothorax, and right fore-leg. 



X 14. 



7. „ propmquus, sp. nov., S . Head, prothorax, and right antenna and fore- 



leg. X 14. 



8. „ distinctus, s]^. nov,, c?. Head, prothorax, and right fore-leg. X 14. 



9. „ brevicornis, sp. nov., 5 • Head, prothorax, and right antenna and fore- 



leg. X 14. 



10. „ nitidus, sp. nov., J • Head, prothorax, and right fore-leg. X 14. 



11. Idolothri];ts angtistatus, sp. nov., S . Head, prothorax, and right antenna and fore- 



leg. X 14. 



12. „ lotu/iceps, Bagnall, S • Do. do. do. X 14. 



Plate 52. 



Fig. 1. Dicaiothnps foveicoUis (Bagnall), <? . End of abdomen, x 14. 

 2. „ „ „ 2- Do- <lo. X 14, 



