184 Mr, Edward Saunders on 



Halictus formosus, Dours. 



^ 1. Biskra, cornlands bordering the Route des Ziban, 



on Ammi visnaga, Lam,, 1 8, v, 93. {A.E.E.) 

 $ 1. „ near old Turkish Fort, near the Barrage 



Oued Biskra, on Ammi visnaga, 30, v. 93. 



{A. E. E.) 

 ^1. „ between Beni Mora and the road to 



Fontaine Chaude, on Ammi visnaga, 28, v, 



94, {A. E. E.) 

 $ 2. „ on Amherboa lippii, 8 and 11, iv, 97. 



(A. E. E.) 

 $ 1. „ on Echinops spinosus, 8, v, 97. {A. E. E.) 

 ^ 2. ,, on Ammi visnaga, 28 and 31, v, 97. 



{A. E. E.) 



Halictus, 4-cinctus, Fab. 



^ 4. Between Medea and Lodi, on Centaurea calcitrapa, 



5 to 14, vii, 93. {A. E. E.) 

 $ 1, $ 2. Medea, on Mentha rotundifolia, 4 to 19, vii, 93, 



{A. E. E.) 

 ^ 2, $ 1. Le Tarf, on Cynara cardunculus, 23 and 24, 



vii, 96. {A. E. E.) 

 $ 1. Constantine, on Garduus macrocepJialus, 18, v, 95. 



(A. E. E.) 

 $ 1. Aine Draham, on Centaurea sp., 21, vii, 96. 



(^. E. E.) 



Halictus scabios^, Rossi. 



^ %. from numerous locahties and very variable in size, 

 visiting Ammi visnaga, Calamintha, Inula viscosa, 

 Centaurea Qiicmensis, and calcitrapa, Scabiosa mari- 

 tima, Onopordon macracantlmtm, Cynara cardun- 

 culus, Scolymus liispanicus, Tamarix, Mentha rotun- 

 difolia. {A. E. E. and F. D. M) 



Halictus, sp. ? 



$ 1. Bone, on Eryngiiim ^-cuspidcdum, 6, viii, 96. 

 {A. E. E) 



Halictus vaulogeri, Per. 



^ 1, Medea, Route d'Algcr, on Centaurea nicmensis and 

 Scalnosa maritima, 26, vi, 93. {A. E. E.) 



^ 1. Between Mudea and Lodi, on Centaurea calcitrapa 

 12, vii, 93. {A. E. E.) 



