•27 



sucker black, latlier short ; lancets ferruginous ; pal})! pale yellow, clothed 

 towards the tips with very short Itlack hairs : feelers black ; first and se- 

 cond joints tawny ; third tawny at the base beneath, where it is slightly 

 convex, forming a shallow obtuse angle whose inner side is slightly convex 

 and much shorter than its slightly concave outer side ; compound joint 

 \ cry slightly curved upward, much shorter than the third joint : chest 

 grayish black, adorned with four hoary stripes ; sides slightly ferruginous ; 

 breast hoary, partly clothed with hoary hairs : abdomen tawny, slightly 

 obcouical, a little broader than the chest, and nearly twice its length, 

 adorned above with a very broad black stripe which widens towards the 

 hind border of each segment, and includes a very slender, indistinct, inter- 

 rupted pale tawny stripe ; tip black : legs black ; shanks towards the base 

 and knees tawny ; fool-cushions pale tawny : wings very slightly gray ; 

 wing-ri1)s tawny ; veins black, tawny towards the base; curve of the tip 

 cross-vein inclining to an obtuse angle. Length of the body 6 lines ; of 

 the winsjs 12 lines. 



Cape Breton. 



Tabanus scrTELL.\Ris, Fcm. 



C'inerens, thorace siilvillato, laleribus ve?ilre ahdominisquc segtiieutoruiii 

 inaryinibus posticis fidris, peclore cano, scutelli apire fernu/inco, ab- 

 dominis dorso jricen ritta mm ainu dnabnsque fulrls ornato, pnlpis 

 alhis, aniennis fcrruf/inei.i, basi pedibiisqnefulvis, alis subcinereis. 



Body gray : head pitchy above, covered by a yellowish-brown bloom, 

 with the exception of a shining convexity above the base of the feelers : 

 eyes black, parted above by a broad interval ; all the facets very small : 

 sucker black ; lancets ferruginous ; palpi white, thinly clothed with short 

 black hairs : feelers tawny ; first and second joints clothed with very short 

 black hairs ; third joint ferruginous, armed loitli a very short obtuse horn : 

 chest gray, with indistinct darker stripes, tawny on each side ; breast 

 hoary ; tip of the scutcheon ferruginous : abdomen pitchy, slightly obconi- 

 cal, a little broader and very much longer than the chest, adorned with a 

 slender, hoary, middle stripe, which ceases on the tawny hind border of 

 each segment ; on each side there is at^iwny stripe which is broad near the 

 base, but diminishes from thence towards the tip, which it does not attain: 

 under side tawny with the exception of a pitchy middle stripe towards the 

 base, and two pitchy sidc-stripcs to\\ar<ls tlic tip . legs tawny, clothed with 



