412 Mr. E. Saunders on 



Odynerus {Lionotus) blanchardianus, Sauss. 



$ 1. Le Tarf, 27, vi, 96. {A. E. E.) 



$ 2. Biskra, on Ammi visnaga, 15, 17, v, 97. (A. E. E.) 



£ 1. Bone, on Euphorbia paralias, 7, viii, 97. (A E. E.) 



^ 1. „ „ Mentha rotundifolia, 10, viii, 97. (A. E. E.) 



Odynerus {Lionotus) sp. (?) 



$ 1. Biskra, on Tamarix, 28, iv, 97. {A. E. E.) 



Odynerus {Lionotus) sp. (?) 



? 1. Bone, 10, vi, 96. {A. E. E.) 



Odynerus {Lionotus) tripunctatus, Fab. 



$ 1. Biskra, 23, i, 97. (A. E. E.) 



$ 1. Biskra, on Ammi visnaga, 24, v, 97. {A. E. E.) 



Odynerus {Lionotus) regulus, Sauss. 



$ 3. Bone, on Euphorbia paralias, 7 and 23, viii, 97. 



{A. E\ E.) 

 $ 1. „ „ Bubus discolor, 13, viii, 97. {A. E. E.) 

 $ 1. „ „ Mentha rotundifolia, 10, viii, 97. {A. E. E.) 

 £ 1. „ ,, Juncus acutus, 25, viii, 97. {A. E. E.) 

 $ 1. La Calle, 4, viii, 96. {A. E. E.) 

 $ 1. Biskra, 7, iv, 97. {A. E. E.) 



Odynerus {Lionotus) eatoni, n. sp. 



Citrinus, glaber, fortiter punctatus, capitis vertice, mesonoto, 

 sternis, et propodei postice macula centrali nigris ; abdominis 

 segmentis primo et secundo nigro maculatis, tegulis magnis, valde 

 punctatis. 



Bright citron yellow, glabrous, very largely punctured, head in 

 both sexes with only the vertex black, clypeus narrowly emarginate 

 and bidentate, antennae sometimes darker towards the apex, 

 apical recurved joint in the £ very small ; thorax with the 

 mesonotum, except a quadrate spot in front of the scutellum, and 

 the sterna black, propodeum black with its sides yellow, tegulae 

 large very strongly and closely punctured, wings very slightly 

 dusky rather more so along the costal margin, nervures brown, post- 

 scutellum slightly raised and crenulated, sides of the propodeum 

 rounded and crenulated, apical scale produced above into a long sharp 



