180 Mr. Edward Saunders o% 



ahsolufa were found by Mr. Eaton, at Medea on Eryngium 

 triquctnim and two at Constantine on Eryn(jium triqvct- 

 rum and TJuipsia (jarganira ; also among liis specimens 

 are four females with broad red mcsonotal stripes and two 

 males with the propodeum posteriorly red ; of these the 

 two males and two of the females were taken at Hippone, 

 the other two females at Biskra. In these highly-coloured 

 females the central })olishcd line of the posterior face of 

 the propodeum is more or less red, but the colour does not 

 spread over the rest of the surface as in the males. 



Prosopis quartin^, Grib. 



^ 5, ^ 1. Biskra, near railway, Kilom. 199, at ZhypJius 

 lotus, 30, iv to 3, V, 95. (A. E. E.) 



^9. „ on Deveo^ra chlora7itha, 10, 11 and 13, 



V, 97. (A. E. E.) 



? 1. „ on Ammi, 21, v, 97. {A. E. E.) 



^ 2, ? 8. „ 20, V to 3, vi, 98. {F. D. M.) 



Prosopis picta, Smith. 



^ 4, $ 3. Bone, on Ruhts discolor, 11-13, viii, 97. 

 {A. E. E.) 



Prosopis gazag^'ieri, Vach, 



$. Biskra, ridge of hills and its spurs north-east of 

 Hamman es Salahin, visiting Ferula vcs- 

 ccritcnsis, 5, iv, 95. (A.E.E.) 



$. „ visiting Antirrhinum o'amosissimum, 21, iii, 



97. {A. E. E.) 



$ $. Algiers, 11 and 28, iv, 98. {F. D. M.) 



var. nigra, $ 10, $ 9, 31, iii to 27, iv, 98. 

 {F. D. M.) 



Prosopis purpurissata, Vach. 



^. Azazga, 1,900 feet, on Eo'yngium iriquetrum, 12, ix, 



93. (A. E. E.) 

 ^. „ Foret de Yakouren, on Eryngium triquetrum, 



19, ix, 93. {A. E. E.) 

 $. Bone, 28, iv, 96. 

 $. „ on Mentha rotundifolia, 6, viii, 90. 



{A. E. E.) 

 ^ 2, $ 2. Bone, on Rulms discolor, 11 and 12, viii, 97. 

 (A. E. E.) 



