84 BULLETIN 45, UNITED STATES NATIONAL MUSEUM. 



another above in front of and ineludiii!;- the ocelli ; a raised line ex- 

 tending' forwards from anterior ocellus to the face. Head transverse, 

 broader than thorax or abdomen ; convex beneath, concave behind, 

 above and in front ; the mouth prominent ; the eyes longitudinally 

 ovate, prominent, not reaching the posterior border of the head. An- 

 tenme 10-jointed, the basal joint stout, the second Joint more slender 

 and one-half as long as the tirst, the third very slender and eijual iu 

 length to the first and second together, the fourth and following Joints 

 slender but gradually l)ecoming thicker, the fourth one-half as long as 

 the third, the tifth a little shorter than the fourth and a little longer 

 than each of the following joints. Thorax and abdomen piceous black. 

 The thorax slender, binodose. The trochanters formed of only one Joint. 

 Anterior cox* long and robust, pale testaceous with a darker stripe 

 above ; anterior trochanters whitish, more slender, clavate ; femora 

 large, obclavate, dark testaceous, paler at tip ; tibise as long as the 

 femora and, together with the tirst tarsal joint, pale testaceous ; termi- 

 nal Joint of the tarsi and the chehe whitish. The chehe at rest extend- 

 ing' back to the tip of the first joint of the tarsus, the outer claw pointed 

 and slightly curved at the extremity, the inner claw more robust, cilia- 

 ted internally and with a wrench-shaped curve at the extremity ; i)ul- 

 villus tipped with fuscous. The other legs slender, the coxa? and the 

 base of femora dilated, testaceims, the coxic, base of femora, tibi;^ 

 above and claw-joint of tarsi, darker. Abdomen ovate, pointed at tip 

 and with a short petiole." [Tatton.) 



Habitat. — Waterbury, Conn. 



Type iu Coll. American Entomological Society, at Philadelphia. 



The type is iu poor condition and I have copied Mr. Patton's de- 

 scription. It was captured at AVaterbury, Conn., on herbage a few 

 inches above the ground, August 18, 1870. 



Gonatopus flavifrons, sp. nov. 



(PL V, Fig. 1,9.) 



9 . Length, 4.4""". Black, shining, with a fine shagreened punctua- 

 tion. Occiput, fiice, mandibles, except teeth, palpi, antenna', except 

 the three terminal Joints, which are fuscous, and legs, yellow; the huig 

 large anterior coxas have two black spots beneath ; the greatly swollen 

 anterior femora above are almost entirely black, while their tibiae have 

 a black streak above; the middle and posterior coxse aud femora basally 

 are also more or less black above. The anterior or constricted part of 

 the metathorax and its posterior face are transversely striated. 



The abdomen, except blotches at the sides of the first segment, the 

 apical edge of the third and fourth segments, esijecially laterally, and 

 the terminal segment, whi(;h are rufous, is highly ])olished, black. 



Habitat. — Albany, N. Y. 



Type 9 in Coll. Ashmead. 



Described from a single specimen received from Mr. W. H. Harring- 

 ton, who informs me that it was captured by Mr. Van Duzee at the 

 p-bove place. 



