SUPPLEMENT. 



Genus HEMIMERUS. 



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

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

 fere filiformes, prothorace vix longiores ; articulus lus longus, validus; 

 2us roediocris. Prothorax transversus, an lice paullo angustior, margine 

 antico lateribusque subrotundatis, margine postico excavato. Mesotborax 

 et metathovax bene determinati. Propectus et mesopectus maxima. 

 Segmenta abdominalia brevia. Cerci setacei, abdomini aequilongi. Pedes 

 brevissimi, lalissimi ; tibia) fossoriae ; tarsi brevissimi. 



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

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

 Antennae 11-jointed, nearly filiform, hardly longer 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. Hemimerus talpoides. 



Mas. Fulvus; antenna testa cea. 



Male. Tawny. Antennae testaceous. Length of the body A\ lines. 



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

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



Page 13. 



Brachyteypes signatipes. 



Mas. Fulvus, nitens, fere cylindricus; caput prothorace paullo latius, 

 antenna corpore longiores ; prothorax antice latior, lateribus testaceis ; 

 cerci abdomine multo breviores; pedes robusti, femoribus posticis 

 extus ferrugineo oblique strigatis; ala antica abdominis dimidio 

 paullo longiores ; ala postica brevissima. 



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. 



