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NEW AFRICAN SPECIES OF TABANUS.— PART I. 



By Ernest E. Austen. 

 {PiiliUshfid till permission of the Trustees of tlir British Museum.) 



The types of the uew species described iu the following pages are in the British 

 Museum (Natural History). 



Tabanus necopinus, sp. n. (fig. 1). 



O. — Leugth (3 specimens), 14*75 to 16'.5 mm. ; width of head 5'4 to 5"8 mm.; 

 width of front at vertex just under 1 mm. ; lenfith of wing 13 to 14"4 mm. 



Fig. 1. — Tabanus ttempimis, Austeii, ?. x 3. 



Closely allied to Tabanus africanus, Gray, and T. latipes, Macq., and — except 

 for certain small differences in the wing-markings and the usually greater extent of 

 the black lateral blotches on the abdomen, at any rate on the third and fourth seg- 

 ments — agreeing absolutely with these species in the coloration, appearance, and 

 markings of the dorsal surface, as also in the uniformly black coloration of the legs, 

 and in the shape of tlie front tibiae ; distinguishable from both sixcies mentioned by 

 the ventral surface of the abdoynen {except its basal angles and the hind margins of 

 the second to the sixth segments inclusive) being entirely black. 



Head and palpi as in T. africanus \ antennae as in the same species and in 

 T. latipes, except that third joint is less elongate and less attenuated. Tlwrax 

 as in the two species mentioned. Abdomen : dorsum as in the same two species, 

 with the difference as regards the black lateral blotches already pointed out in 

 the diagnosis printed in italics above ; venter, except as stated in diagnosis and 



(22036— Ent.) Wt. P 3528—16. 1000 12/11. D & S. A 



