24 STKATTOMIDuE. 



fingentes ; octaviis brevis ; nonus stylatus. Alarum vense longitu- 



dinales usque ad alse marginem summum descendentes. 

 Mas. Oculi approximati. 

 Fcem. Oculi remoti. 



Body nearly oval, generally rather large, mostly black. Head almost 

 semicircular. Proboscis withdrawn. Labrum short, flat. Palpi tri- 

 articulate, clavate, hairy. Labium short, thick, cylindrical. Antennae 

 ^-jointed, porrect, almost as long as the head, approximate at the 

 base, diverging upwards ; first and second joints bristly ; first short, 

 almost cylindrical, somewhat thicker at the tip ; second cyathiform, 

 as long as the first ; third and following a long obclavate flagellum ; 

 eighth short ; ninth long, stylate. Thorax almost oval ; scutellum 

 semicircular, armed with spines. Wings lanceolate, incumbent, parallel, 

 finely pubescent. Alulae very small. Halteres uncovered. Abdomen 

 oval, with five segments, slightly convex. 



Male. Eyes contiguous. 



Fern. Eyes remote. 



These flies are rare ; they dwell on the trunks of trees ; their 

 larvae live on decayed wood. 



1. ephippium, Eb. sp. i. 417. 2 (1781); Sch. ; Hbst. ; Shr.; Gm. ; 

 Gfr.; Pz. ! fn. viii. 23; Mg. Inda, Shr. thoracicum, LI. ; Mq. Atra, 

 thoracis disco ferrugineo-hirto, alis nigricantibus, halteribus flavis. 

 Long. 5J; alar. 12 lin. 



Deep black. Body clothed with short black hairs. Head clothed 

 above with dull tawny hairs. Thorax thickly clothed with bright fer- 

 ruginous hairs. Wings blackish, palest along the hind borders. Hal- 

 teres bright yellow. 



Yery rare ; has been found in Coombe wood, Surrey, and in 

 Darenth wood, Kent. In the British Museum, and in Mr. Des- 

 vignes's collection. (E.) 



Genus VI. NEMOTELUS. 



NEMOTELUS, Gfr. ins. ii. (1784); Eb. ; Mg. ; Pz. ; LI.; Fin.; Mq. ; 

 Ct. ; Ztt. Musca p.,L. ; Gm. Stratiomys p., Eb.; Shr. 



Corpus oblongum, minoris magnitudinis, tenuiter pubescens, nitidum. 



Color niger ; pictura albo fasciata vel punctata. Epistoma porrectum, 



conicum. Oculi nudi. AntennaB 8 -articulate, porrectaB ; articuli 



tertius et sequentes flagellum fusiforme fingentes ; septimus brevis ; 



octavus stylatus. Scutellum inerme. Alarum areola discoidalis venas 



4 emittens, fere in marginem interiorem summum descendentes. 



Body shining, oblong, rather small, finely pubescent. Colour black, 



often with white bands or spots. Head as broad as the thorax or nearly 



so. Epistoma porrect, conical. Eyes bare. Proboscis withdrawn. 



