ARABIAN HTMENOPTERA. $7 



Legs j'ellow. Wings blackish; veins black, tawny at the base. 

 Length of the body 4 — 4i lines. 



Harkeko. 



181. Odynerus cingultfer. Female. — Black, thickly punctured ; 

 markings yellow. A streak behind each eye, another in the notch of 

 each eye, a transverse spot above the antennae, face, a band on the 

 fore part of the thorax much dilated on each side, a large spot near 

 each tegula, two spots on the scutellum, a posterior abbreviated band, 

 a large spot on each side of the metathorax, six abdominal bands, the 

 first and second each connected with a patch on each side, two ventral 

 bands, the first broad, much excavated in the middle of its hind side. 

 First joint of the antennae yellow beneath. Legs yellow; femora striped 

 above with black. Wings blackish, cinereous ; veins black. Fore wings 

 with a blackish streak along the apical part of the costa. Var. 13. — Spot 

 above the antennae very small, not connected with the face ; first and 

 second abdominal bands not connected with the patches on each side ; 

 first ventral baud merely represented by a dot on each side. Length 

 of the body 4^ — 5 lines. 



Harkeko. 



182. Odynerus inornatus. Female. — Black, thickly and minutely 

 punctured ; markings yellow. A streak behind each eye, another in 

 the notch of each eye, a spot above the antennae, face including an 

 angular black spot, a very narrow band on the fore part of the thorax 

 much dilated oia each side, a spot near each tegula, a lunate abbre- 

 viated band, a large spot on each side of the metathorax, six 

 abdominal bands, two ventral bands; first abdominal band broad, 

 much excavated in the middle of its fore border; second slightly 

 notched on each side of its fore border; third and following much 

 abbreviated ; second ventral band with three excavations in its fore 

 border. Mandibles red. Antennae red towards the base ; first joint 

 with a black streak, yellow beneath.' Legs dark red; femora and 

 tibicG striped with yellow. Wings blackish cinereous ; veins black. 

 Fore wings blackish along the costa. Length of the body 5 J lines. 



Cairo. 



183. Odynerus rotukdatus. Male.— -Black, short, thickly and 

 minutely punctured ; markings yellow. A short streak behind each 

 eye, a streak iu the notch of each eye, a conical spot above the 

 antenuEB in connection with the face, a band on the fore part of the 

 thorax excavated in the middle of the hind border, a spot near each 

 tegula, two posterior much abbreviated bands, an elongated spot on 



