1865.] 63 



pressed, shining, with a slight tubercle on each side near the base of 

 the first segment, which is smooth and slightly convex; second segment 

 somewhat depressed; ovipositor rather longer than the abdomen, rufous, 

 valves blackish. Length 3 — -4 lines; expanse of wings 5i — 6j lines. 



Male. — Resembles the female, with the face slightly dusky on each 

 side beneath the eyes, the antennas stouter and entirely black, as well 

 as all the trochanters. 



Collection. — Dr. J. (iundlach. Two $ , one % , specimens. 



Agathis seminiger, n. sp. 



Rufous : head, antennae, mesothorax, pectus, pleura, scutellum, and four an- 

 terior legs, black ; wings pale fuscous ; metathorax large, carinated, posterior 

 angles produced on each side into a tubercle. 



Female— -Head black, with a faint bluish reflection, polished, pube- 

 scent ; face prolonged; palpi and antennae black, (the latter broken off 

 beyond the middle). Thorax polished, slightly pubescent, black, with 

 a faint bluish reflection ; dorsal lines of mesothorax deeply impressed, 

 the central lobe carinated down its middle ; pleura feebly punctured, 

 sides of pectus obscurely tinged with rufous ; scutellum black ; meta- 

 thorax large, quadrate, prominent, pale rufous, slightly pubescent, 

 coarsely rugose, with several well defined longitudinal carinas, the pos- 

 terior angle produced on each side into a prominent obtuse tubercle ; 

 tegulas piceous, slightly tinged with rufous. Wings uniform pale fus- 

 cous, with two hyaline spots beneath the stigma ; nervures and stigma 

 blackish. Legs black, tinged with piceous, slightly pubescent; poste- 

 rior pair robust, pale rufous, their trochanters and tarsi piceous. Ab- 

 domen rather short, broadly subcompressed. smooth and polished, pale 

 rufous ; first segment with a tubercle on each side towards the base ; 

 ovipositor as long as the abdomen, pale rufous. Length Al lines; ex- 

 panse of wings 9 lines. 



Collection. — Dr. J. Grundlach. One specimen. 



Agathis albitarsis, n. sp. 



Deep black, polished; posterior tarsi whitish: wings uniformly dark fuscous; 

 metathorax striated transversely; ovipositor long, rufous, sheaths black. 



Female. — Deep black, polished, slightly pubescent, most obvious on 

 the face; eyes very prominent, face prolonged into a beak and tinged 

 with rufous towards the tip ; palpi piceous ; antennas nearly as long as 

 the body, curved at tip, brown-black, finely pubescent, the basal joint 

 black, polished. Thorax: mesothorax trilobed, the middle lobe cana- 

 liculate, the lateral margins carinated ; pectus and pleura polished, the 

 sutures of the latter crenulated, and beneath the wings an oblique row 

 of transverse carinas; scutellum deeply excavated in front; metathorax 



