1902.1 NATURAL SCIENCES OF PHILADELPHIA, 729 



the]^second. Pronotum punctured on the anterior margin. Dorsu- 

 lum "sub-opaque, dosely punctured. Tubercles apparently irapunc- 

 tate. Tegulse with well-separated punctures. Mesopleurse punctured 

 much like dorsulum. Scutellum with a median longitudinal iuipres- 

 sion/covered with shallow punctures. The parts of the posterior face 

 of metathorax adjoining the area covered with a thin whitish ap- 

 pressed sort of pubescence. The rest of the thorax and the greater 

 part of the legs covered with pubescence similar to that on the 

 head. The pubescence on the inner sides of the tarsi of a pale 

 golden tint. Wings hyaline, apical and marginal cell smoky, 

 stigma pale brown, nervures dark brown, transverse median ner- 

 vure interstitial. Abdomen fint;ly closely punctured, covered with 

 whitish pubescence in the same degree as the head and thorax, 

 apical dorsal segment silvery. 



Black; labrum, clypeus, base of mandibles, supraclypeal mark, 

 lateral face marks which border the eye extending nearly to the 

 top and over to the insertion of antennae, apical dot on scape, pro- 

 notum, tubercles, tegulse, a dot below, an almost rectangular mark 

 below this on the mesopleurse, a dot on scutellum at each corner of 

 scutellum, the scutellum, postscutellum, a spot on each side on the 

 under sidt; of mesothorax, the four posterior coxse in front, an 

 apical mark on all femora, the tibiae chiefly on the outside, the 

 tarsi in front, an almost even band on the first segment separated 

 from the apex by a narrower brown band, second segment with an 

 emarginate band, third, fourth and fifth segments with regular 

 bands, yellow. Flagellum beneath light brown, above dark brown. 

 The four anterior legs with their coxae, femora and tibiae in part tes- 

 taceous to almost ferruginous. 



Type, Coll. Acad. Nat. Sci. Philadelphia. 



Type locality, San Pedro, Cal., July 11. 



One 9. This comes near moc^este, but is distinguished at once 

 by the characters in the diagnosis. Cotype, one ? , same place 

 and date as the type. 



Sphecodes mandibularis Cress. 



One ?, San Pedro, July 11 (T. D. A. Cockerell). 



Previously recorded from Texas (Belfrage) ; Ottawa, Can. 

 (Harrington) ; Carlinville, 111. (Robertson) ; Mesilla valley, 

 K M. (Cockerell). 



