92 EGYPTIAN AND 



fifth and sixth segments black. Legs red ; coxae and femora black, 

 the latter with red tips ; fore tarsi with long slender black spines. 

 Wings pellucid; veins black, testaceous at the base. Male? — Abdo- 

 men elongate-elliptical, not black towards the tip. Femora red, black 

 above towards the base ; fore tarsi without spines. Length of the 

 body 5 — 6 lines. 



Cairo. 



Genus TACHYTES, Pans. 



106. Tachytes obsoletus. Apis obsoleta, Rossi, Faun. Etr. 

 i. 143. 



Wady Genneh. Wady Ferran. 



Inhabits Europe. 



107. Tachytes plaoiatus. Female. — Red, very finely punctured. 

 Head yellow and with silvery tomentum on each side between the 

 eyes. Abdomen black, elongate-elliptical, subsessile, longer than the 

 thorax. Petiole very thick, widening from the base to the tip, where 

 there is a yellow band which is notched in the middle ; five posterior 

 yellow bands, the fifth notched on each side ; tip yellow. Coxae, 

 trochanters, four posterior femora and hind tibise black ; fore femora 

 black and with a yellow apical streak on the outer side ; four ante- 

 rior tibiae black on the outer side. Wings cinereous ; veins, black. 

 Fore wings with a blackish patch extending along the apical part of 

 the costa and round the tip. Length of the body 4i lines. 



Hor Tamanib. 



108. Tachytes contractus. Male. — 'Black. Head and thorax 

 with silvery tomentum. Eyes cupreous, tessellated with black. 

 Mouth, antennae and legs red. Metathorax with a pale yellowish 

 spine on each side at the base. Abdomen sessile, elliptical, longer 

 than the thorax, with silvery cinereous tomentum at the base above 

 and over most of the surface beneath ; a large yellow spot on each 

 side near the base, and five yellow bands, the first interrupted ; some 

 slender whitish curved tentacles on each side near the tip beneath. 

 Legs red. Wings dark cinereous, blackish at the tips ; veins black. 

 Length of the body 4 lines. 



Dahleck. 



109. Tachytes lugubris. Female. — Black, with cinereous 

 tomentum. Head broader than the thorax ; fi'ont silvery. Petiole 

 rather stout, very short. Abdomen elliptical, a little longer than the 

 thorax ; a pale gilded patch in the disk beneath. Fore tarsi with 



