Hijiacnoptcra aculcata collcdcd in Algeria. 195 



Andkena thoracica, F. 



$ 2. Medea, on Eryngium iriq;uetrum, 27, vi, 93. 



{A. E. E.) 

 $ 2. Bone, 2 and 16, iii, 90. (A. E. E) 

 ^ 1. „ visiting Senccio IcucanthonifoHus, 4, iii, 9() 

 (A. E. E.) (very dark red hairs on the 

 thorax). 



Andrena nigra, n. sp. 



5 . Nigra, tarsis omnibus tibiisque posticis obscure teataceis, area 

 propodeali sub-la; vigata, a) is infumatis, abdomine minute ruguloso 

 remote punctato, segmentorum apicibus testaceis. 



$ . Black, clothed with black hairs, those on the sides of the 

 propodeum and of the thorax below the wings slightly greyish, all 

 the tarsi and the tibite of the hind-legs when the light passes through 

 them seem to be testaceous, calcaria pale, in form and size resembling 

 rosA', Pz. Antennas with the 2nd joint of the flagellum rather longer 

 than the 3rd and 4th taken together, clypeus finely rugulose and 

 strongly punctured. Head and thorax including the propodeum 

 densely clothed with black hairs, those of the propodeum and vertex 

 longer than those of the thorax ; j^ropodeal area nearly smooth, wings 

 smoky-brown, abdomen very finely rugulose with a fine scattered 

 superficial puncturation, apices of the segments testaceous, in certain 

 lights the abdomen seems to have a very slight bluish tinge, apical 

 fimbria black, dorsal valve closely punctured, its margins smooth ; 

 beneath punctured, the segments with black apical fringes. 



Long. 12 mm. 



^ 1. Bone, visiting Diiilotaxis, 30, iv, 9G, {A. E. E.) 



Rather like a black rosx r. trimmerana in general form, 

 but its sculpture and the comparative lengths of the 

 antennal joints will distinguish it easily. 



Andrena bipartita, Brulic. 



^ 3, $ 4. Biskra on DipJota.iis and Moricandia arvcnsis, 

 3, ii to 30, iii, 97. (A. E. E.) 



Andrena florea, F. 



$ 1. Colonne Voirol, on En/onia, 5, v, 93. (A. E. E.) 

 ? 1. Hippune, 16, v, 96. (A. E. E.) 

 ? 1. Algiers, 4, iv, 98. {F. D. M.) 



Andrena leucoph^a, Luc. 



^ 2, ? 2. Algiers, 17 to 28, iii, 98. {F. D. J/.) 



