( 600 ) 



Pompilidae. 

 Pompilus plati/acanthus Kohl var. 



1 ? ; Nza ben Ezig (between Biskra and Toiiggourt), 24. ii. 1912. 



(This specimen differs from the type in being entirely black. It has the 

 normal nnmber of six dilated spines on the front metatarsus.) 



Pompilus jjolyspathus n. sp. (See description infra.) 



1 ? ; S. of Gbardaia, 26-30. v. 1012. 



Saliiis eatoni E. Saunders. 



2 ? ? ; Ghardaia 26-30. v. 1912. 



Sphecidae. 



Ammojjlnla {I'sammophila) Idrsuta Scop. 



1 ? ; Boghari, 3. iv. 1911. 

 Ammopkila {Psammophila) micipsa Morice (Qy. = ebenina Spin. ?) 



1 ? ; Sidi Maklouf, N. of Laghouat, 4.iv. 1911. (Hon. W. Rothschild and 

 E. Hartert.) 



Ammopkila {Psammophila) mauritanica Mercet. 



1 ¥ ; Ghardaia 26-30. V. 1912. 

 Sceliphron spiri/ex L. 



1 ? ; Sands of El-Arich, 8-9. vi. 1912. 

 Stizus rufiventris Rad. 



1 ? ; Oued Nssa, 3-5, vi. 1912. 



Heterogyna. 

 Camponotus st/lraticus 01. (sec. Andre, Species, Tome II). 



3 ? ? (one dealated) ; Tonggourt, iv. 1909. (Hon. W. Rothschild and 

 E. Hartert.) 



1 ? ; Oued Mya, iv. 1912. 



(Very large specimens, about 17 mm. long. Colour typical, according to 

 Andr6. My acquaintance with the Formicidae is very superficial !) 



Myrmecoci/stus {Catagli/phis) bomhi/cinus Rog. 



1 5 ; Bon R'Mees, near El-Oued, 7. v. 1909. (Hon. W. Rothschild and 



E. Hartert.) 



Don/lus oraniensis Lucas. 



1 c? ; Biskra, 26. iv. 1909. (Hon. W. Rothschild and E. Hartert.) 



(Also two small ¥ 5 of Formicidae spp. which I cannot name confidently.) 



Chrysidae. 



Stilhum splendidain F. 



1 (¥ ?) Ghardaia, 20. iv. 1911. (Hon. W. Rothschild and E. Hartert.) 



Chalastogastra. 



Ceplius {Trachelus) tabidus F. 



1 c? ; Hammam R'hira, North Algeria, 31. v. 1911. (Hon. W. Rothschild and 

 E. Hartert.) 



