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525. 

 H/EMATOPOTA ITALICA. 



Order Dlptera. Fam. Tabanidae. 



Type of the Genus, Tabanus pluvialis, Linn, 

 H.EMATOPOTA Me'ig., Lat., Fab., Curt. — Tabanus Linn. 



Antenn(e\n?,e\:te.(\ in front of the face , longer than the head ; 6-joint- 

 ed basal joint very much incrassated in the males, ovate and very- 

 hairy (2 (J, 3) ; scarcely stouter than the 3rd in the females and 

 elongate-obovate ('2 $, 3), 2nd cup-shaped and bristly, the re- 

 mainder compressed and nearly naked, the 3rd joint being almost 

 as long as the 1st, rather stout and attenuated to the apex, the 

 remainder small and quadrate, the apical joint a little longer, 

 and rounded at the apex. 



Lahrum as long as the lip, lanceolate and hollow in the male 

 (1 (J, b) ; broader and stouter in the female (1 9, i). 

 Tonijue as long as the labrum, lanceolate and very acute (c). 

 Mandibles none in the male, broad and like 2 lancets in the 

 female and as long as the tongue {d). 



Maxilla: as long as the tongue, curved and acute (e) : Palpi 



almost as large as the lip, biarticulate, very hairy outside in the 



.male, the 1st joint somewhat obtrigonate, 2nd much larger and 



subovate (1 $, f) ; not so stout in the female and pubescent 



only (1 ^ ,f), the basal joint rather small, 2nd long curved, 



somewhat reverse pear-shaped. Lip terminated by a divided 



lobe, a little hairy, more membranous in the females (g). 



Head transverse, someiohat lunate, the trophi forming a vertical beak 



in the females : eyes splendidly green when alive, covering the whole 



crown of the head in the males (2 J"), remote in the females : ocelli 



none. Thorax narrower than the head, especially in the female, 



orbicular-quadrate : scutellum ovate-trigonate. Abdomen depressed, 



linear, apex subtrigonate. Wings defiexed when at rest, similar to 



those of Tabanus: halteres small and capitate. Legs of equal length: 



thighs not thicker than the tibiae, which are compressed, the middle 



pair alone having a pair of spurs at the apex : tarsi 5 -jointed, basal 



Joint the longest, 4th the smallest somewhat obtrigonate-lunate : claws 



and pvdvilli distinct. 



Italica Meig., Klass. — Curt. Guide, Gen. 1186. 4. — pluvialis Meig. 

 var. 



Cinereous, face and underside hoary ; antennae considerably 

 longer than the head, 3rd joint ferruginous at the base, a space 

 between the eyes, surrounding the antennae shining black, 3 

 velvety black spots on the crown mai-gined with ochre, the 

 hinder one minute, 3 whitish lines down the thorax, the outer 

 ones curved at the base ; abdomen black, margins of segments 

 dull ochreous, with a triangular spot on the centre of each and 

 a dot on either side of the same colour : wings pale fuscous with 

 numerous white dotted curved lines ; nervures and stigma 

 piceous ; halteres yellow, black beneath : legs ochreous, tips of 

 the thighs and base apex and centre of the tibiae brown ; tarsi 

 black, the 1st joint subochreous at the base in the posterior. 

 Li the Author's and other Cabinets. 



