9 v 



LIBRARY 



v 



%\t Ciimiiltaii aiitomoltjjist. 



VOL. XXV. 



LONDON, MAY, 1893. 



No. 5. 



NEW SPECIES OF FOSSORIAL HYMENOPTERA. 



BY WM. J. FOX, PHILADELPHIA. 



Myzine THORACICA. 



£ . — Clypeus strongly and closely punctured, carinated or angular down 

 the middle ; front with large, coarse punctures, which become sparser on 

 the vertex and cheeks ; the ocelli deeply pitted, the hind pair almost 

 hidden ; prothorax, mesopleurae, dorsulum and scutellum with large, 

 separated punctures, those on the dorsulum by far the largest and sparest ; 

 metathorax above and behind entirely smooth, the metapleuras with 

 oblique striations ; legs, especially the tibiae, coarsely punctured, the outer 

 side of the medial and hind tibise covered with strong, short bristles, and 

 in addition with a row of stout, short spines on the outer edge, the medial 

 and hind tarsi with long bristles and spines ; anterior tarsi with the spines 

 stout, the longest equalling the length of the first joint of that tarsus ; 

 wings flavo-hyaline, somewhat fuscous apically, the nervures testaceous ; 

 abdomen with a beautiful iridescent sheen dorsally, with fine rather close 

 punctures, the first segment and base of the following three impunctate ; 

 on the apical portion of segments 1-3 the punctures are sparse and 

 stronger, those on the fifth segment stronger ; ventral segments on apical 

 portion with large punctures or holes, which form on segments 1-4 a 

 transverse row, which is produced forward into an angle medially ; last 

 dorsal segment with fine longitudinal striations. Black: mandibles, except 

 apical portion, apex of scape, base of femora beneath, apex of fore tibia?, 

 the remaining tibiie above and the tarsi. Rufous : a spot at the extreme side 

 of clypeus, a transverse mark on front behind antennas, interrupted 

 medially, which extends up along the inner orbits and coalesces with the 

 mark on the vertex — this latter extends down on the cheeks ; prothorax 

 above, except two elongate, transverse marks, two large spots on meso- 

 pleurre, middle and outer lobes of the dorsulum in part, tegulse, scutellum, 

 post scutellum, a large spot in middle of metanotum, a much larger one 

 on each side of the posterior face, which extends around on the sides ; the 



