246 Mr, Edward Saunders on 



OSMIA TARFENSIS, XX. sp, 



0. viduee afRnis, nigra, vertice et mesonoto fiilvo hirtis, thorace infra 

 pallide hirto, abdominis segmentorum marginibus posticis fasciis 

 angustis albo pubescentibus ornatis, scopa ventrali nigra. 



$ . Black, vertex and thorax above clothed with fulvous hairs, 

 face with a triangular patch of white hairs on each side, sides of the 

 propodeum and thorax beneath clothed with very pale ochreous 

 hairs, abdomen with a spot on each side of the basal segment almost 

 meeting along the posterior margin and a narrow apical band on 

 the next 4 segments, clothed with pale ochreous pubescence, 6th 

 entirely clothed with whitish hairs, ventral brush black, legs clothed 

 with pale hairs, calcaria dark pitchy, nearly black. Mandibles tri- 

 dentate, more or less clothed outwardly with golden pubescence, 

 clypeus regularly and closely punctured, rounded at the sides and 

 more or less truncate in front, with a very slightly projecting angle 

 where the sides meet the truncature. Antenna?, with the 2nd joint 

 of the flagellum nearly as long as the two following together, and 

 about half as long again as the 1st, the rest of the joints sub- 

 quadrate, looking rather longer than wide, mesonotum dull, very 

 closely punctured, propodeal area shining, wings slightly brownish, 

 abdomen slightly shining, closely and evenly punctured. 



Long. 8 mm. 



A small compact species, allied to vidua but quite 

 different in the close puncturation, entire bands, etc, 

 ^ 7. Le Tarf, on Gynara carduncuhis, 22 and 24, vii, 96, 

 {A. E. E.) 



OSMIA DECEMSIGNATA, Rad, 



$ 1. Biskra, on Centaurea, 3, v, 94. (A. E. E) 



^1. „ on Amlerboa lippii, 8, iv, 95, {A. E. E.) 



^ 1. Medea, about to cut a leaf of Cytisus, 10, vii, 93. 



{A. E. E.) 

 ^ 2. „ on Gcjitaurea calcitraim, 12, vii, 93, 



{A. E. E.) 

 $ 1. „ on dead herbage, 29, vii, 93. {A. E. E.) 

 $ 1, Constantine on M'cid, visiting Gardims ptcracan- 



tJms, 9, V, 95. (A. E. E.) 

 $ 2, Algiers, 19, iv, 98. {F. I). M.) 

 ^ 1. Constantine, 18, vi, 98, {F. D. M.) 



OSMIA NOTATA, F. 



^ 2, ^ 2. Mustapha Superieur, amongst Gcntaurea seridis, 

 Echium and a Labiate, 4, v, 93. (A. E. E.) 



