THE ACULEATE HYMENOPTERA PROCORED AT ADEN. 105 



33. Ammophila incana, Dahlb, 

 Ammophila incana^ Dahlb., Hym. Europ., i, p. 21. 

 A.den (Col. Yerhury and Capt. Nurse). 



34. Ammophila insignis, Smith (Var. ?). 

 Ammophila insignis, Smith, Cat., iii, p. 213, 30. ^ $ . 

 Aden {Capt. Nurse)^ Lahej (Col. Yerhury). 



35. Ammophila holosericea, Fabr. 

 Sphex holosericea, Fabr., Ent. Syst., ii, p. 205, 27. 

 Aden {Col. lerbury)^ Lahej {Capt. Nurse). 



36. Sceliphron spirifex, Linn. 

 Sphex spirifex, Linn., Syst. Nat., i, p. 942, 9. 

 Aden, Lahej {Col. Yerhury and Capt. Nurse). 



37. Sceliphron violacbum, Fabr. 

 Sphex violacea, Fabr., Ent. Syst., ii, p. 201. 

 Aden ( Col. Yerhury and Capt. Nurse). 



o8. Sphex uMbrosus, Christ. 

 Sphex umhrosaj Chr., Naturg. Ins., p. 293, t. xxix, f. 2 9. 

 Aden {Col. Yerhury and Capt. Nurse). i\.ll the specimens belong to 

 the variety S. metaliica, Taschenb. 



39. Sphex axirulentus, Fabr. 

 Sphex aurulenta, Fabr., Mant. Ins., i, p. 274. 



Aden ( Col. Yerhury). The one specimen in the collection belongs to 

 the variety S. lineola, Lepel. 



40. Sphex nigropectinatus, Taschenb. 

 Sphex nigropectinatus, Taschb., Zeitschr. f. d. ges. Naturwiss. Holle. 

 xxxiv (1869), p. 409. 

 Aden {Col. Yerbury). 



41. Sphex v^iduatus, Christ. 

 Sphex viduata, Chr., Naturg. Ins., p. 305, t. xxx, f. 4. 

 Aden {Col. Yerhury and Capt. Ntirse). 



42. Nysson scalaeis, Illig. 

 Nysson scalarisj Illig., ed. Faun. Etrusc, ii, p. 157. 

 Lahej {Col. Yerbury). 



43. Helioryctes assimilis, Bingh. 

 [Jelioryctes assimilis, Bingh., Faun. Brit. lud. Hym., i, p. 271. 

 Aden {Col. Yerhury). 

 U 



