78 SPHECIDE. 
Ammophila viatica. Latr. N. Dict. 1. 450. 
é argentea. Kirby, Trans. Lin. Society, 4. 195. 4. 
Black: head coarsely punctured, covered with a thick black 
hirsuties. 
Thorax very hirsute, coarsely punctured; scutellum a little 
smoother; metathorax with a central longitudinal ridge, the 
sides rugose; tegule piceous; wings transparent, with a broad 
marginal dark band, the nervures fuscous; legs black; femore 
pilose ; anterior tarsi strongly ciliated on the exterior, and all 
the rest furnished on each side with rigid bristles; the interior 
of the posterior tibize lined towards their extremity with a close 
brown velvety pubescence. 
The abdomen smooth, shining, ovate, attached by a short 
petiole, which is black; the first, second, and base of the third 
segments, red; the remainder black, the anal segment having a 
few rigid setz at its extremity 9. 
The ¢ differs in having the hirsuties griseous, the face covered 
with a close silvery pubescence, and the longitudinal ridge of 
the metathorax obsolete; the legs being less spinose, and cover- 
ed with a short close sericeous down; the wings less coloured ; 
the abdomen clavate, and covered with a short silky down; the 
petiole longer, and the third segment with only the margin black. 
In most Cabinets. 
+14 This is a very common species. I have frequently 
taken them in copula. 
Sp. 3. arrinis. Kirby. 
nigra, metathorace in extremo depresso, et transversa seu oblique 
striato, abdominis basi rufo. 
length 73—103 lines. 
Kirby, Lin. Trans. 4. 195.2; V.d. Lind. Obs. pt. 1. 87. 5. 
S Sphewx lutaria. Fabr. Mant. 1. 273. 3; E.S. 2. 199.3; Villers, 3. 
225. 17. 
Pepsis lutaria. Fab. Piez. 208. 2. 
