288 



first marginal or mediastinal areolet extending to one-third of the length 

 of the wing ; second marginal areolet very long, rounded at the end ; 

 discal areolets united ; six obscure imperfect veins extending to the 

 posterior margin ; transverse veins far apart. Abdomen small, nearly 

 conical, pedunculated, coriaceous towards the base, spongy towards the 

 tip. Claws lengthened at their base on each side of the onychia." 

 Curtis. 



1. pallipes, Curt.! B. E. i. 14 (1824). Flavo-viridis, fusco- 

 nebulosa, pilis nonnullis rigidis vestita, oculis unguibusque nigris, alis 

 sublimpidis, costa subciliata, venis flavis. Long. 2 ; alar. 4 lin. 



" Greenish-yellow, shining, clouded with brown, with strong hairs 

 scattered over the limbs and body. Eyes arid claws black. Thorax 

 beneath punctured and covered with short, strong, erect hairs. Wings 

 nearly transparent ; veins yellow, the costa slightly ciliated." Curtis. 



Very rare. (E.) 



Genus V. STENOPTERYX. 



STENOPTERYX, Leach, Eproboscid. Ins. (1815); Meig. ; Mcq. ; Zett. ; 

 Blanch. Hippobosca p., L. ; F. ; Schr. ; Gmel. ; Fal. OrnitJwmyia 

 p., Latr. ; Nitzsch. Oxypterum, Kirby ; Westw. ; Blanch. Crate- 

 rina, Olfers ; Westw. Anapera, Meig. 



Corpus parvum, subtrigonum, depressum, coriaceum.^ Caput mediocre, 

 thoracis antici dimidio latius. Frons lata, linearis, antice valde con- 

 cava. Facies excavata. Epistoma incisum. Os capitis quadrarii 

 longitudine. Thorax non bene determinatus, antice angustior et 

 concavus, sutura una transversa unaque longitudinaH. Scutellum 

 parvum. Alse iricompletae, plus minus ve acuminatse. Abdomen 

 subrotundum, apice truncatum, thorace latins. Ungues longi, validi, 

 curvati, tridentati. Mas. Ocelli tres. Alee longte, valde angmtce et 

 acuminatce. Fcem. Ocelli nulli. Ala breves, trigonce. 

 Body of rather small size, nearly triangular, depressed, tough, coria- 

 ceous, shining, slightly hairy and bristly. Head of moderate size, more 

 than half the breadth of the front of the thorax, longer than broad, 

 bristly in front. Front broad, flat, linear, very concave on the fore 

 border. Face somewhat excavated. Epistoma notched. Eyes of mo- 

 derate size, oblong, slightly convex, bare, not prominent. Ocelli three. 

 Mouth about one-fourth of the length of the head. Antennas like 

 tubercles, bristly. Thorax but little developed, narrower and concave 

 in front, slightly concave on each side, with two slight sutures, one 

 transverse, the other longitudinal. Scutellum small, convex in front. 

 Sternum broad. Wings incomplete, ciliated in front; costal vein more 

 than two-thirds of the length of the wing ; longitudinal veins crowded 

 together close to the costal. Abdomen hairy, nearly round, broader 



