SUPPLEMENT. 



Genus HEMIMERUS. 



Mas. Corpus ellipticuru, glabrum, apterum, subdepressum. Caput 

 transversum, fere semicirculare. Oculi nulli? Antennae 11-articulatae, 

 fere filiforrnes, protborace vix longiores ; articulus lus longus, validus ; 

 2us mediocris. Protborax transversus, antice paullo angustior, margine 

 antico lateribusque subrotundatis, margine postico excavato. Mesotborax 

 et metatborax bene determinate Propectus et mesopectus maxima. 

 Segmenta abdominalia brevia. Cerci setacei, abdomini aequilongi. Pedes 

 brevissimi, latissimi ; tibiae fossoriae ; tarsi brevissimi. 



Male. Body elliptical, smootb, sbining, wingless, rather flat. Head 

 transverse, nearly semicircular. Eyes not apparent. Mouth small. 

 Antenna? 11-jointed, nearly filiform, hardly louger than the prothorax; 

 first joint long, stout ; second about half the length of the first ; following 

 joints short, successively increasing in length. Prothorax transverse, a 

 little narrower in front, with a slight longitudinal impressed line; fore 

 border and sides slightly rounded ; hind border concave. Mesotborax and 

 metathorax well developed. Propectus and mesopectus very large. 

 Metapectus rather large. Abdominal segments short. Cerci setaceous, 

 as long as the abdomen. Legs very short and broad; tibiae fossorial ; tarsi 

 extremely short. 



1. Hemimkrus talpoides. 

 Mas. Fulvus ; antennce testa cete. 



Male. Tawny. Antenna? testaceous. Length of the body \\ lines. 

 a — d. Sierra Leone. From Mr. Foxcroft's collection. 

 e. W. Africa. From Mr. Fraser's collection. 



Page 13. 



Bhachvtrypes signatipes. 



Mas. Fulvus, ni tens, fere cylindricus ; caput prothorace paullo latius, 

 antennce corpore longiores ; prothorax antice latior, lateribus teslaceis ; 

 cerci abdomine multo breviores; pedes robusti, femoribus posticis 

 extus ferrugineo oblique strigalis; alee anticce abdominis dimidio 

 paullo longiores; alee poslicce brevissimce. 



Male. Tawny, shining, nearly cylindrical, paler beneath. Head a 

 little broader than the prothorax ; fore part paler. Eyes piceous, nearly 

 round, not prominent. Antennae longer than the body. Prothorax broader 

 in front, irregularly testaceous along the sides, with a longitudinal 

 impressed line, and with two slight transverse furrows, the anterior one 

 widely interrupted. Cerci a little more than half the length of the abdo- 

 men. Legs stout; fore legs more setulose than the others; hind femora 

 on the outer side with numerous oblique parallel streaks of ferruginous 

 dots ; hind tibiae short, thick, their spines with black tips. Fore wings a 

 little more than half the length of the abdomen. Hind wings much 

 shorter than the fore wings. Length of the body 12 lines. 



a. Bombay. Presented by Dr. Leith. 



