l894-] ENTOMOLOGICAL NEWS. 125 



Thie Kntomological Section 



ACADEMY OF NATURAL SCIENCES, PHILADELPHLA. 



PROCEEDINGS OF MEETINGS. 



The following papers were read and accepted by the Committee for 

 publication in Entomological News : 



DESCRIPTION OF A NEW CHRYSIS. 



By T. D. A. COCKERELL. 



Chrysis mesillae n. sp. — Face green, with more or less cupreous reflec- 

 tions, occipital region purple-blue. Prothorax bright green; mesothorax 

 coppery, with blue sutures, postscutellum purple, tegulse greenish-blue, 

 with violet reflections. Abdomen emerald-green, with a strong coppery 

 lustre, lower margins of segments violet. Basal joint of antennae shining 

 green. Femora blue-green, with ochreous tips, tibiae similarly colored 

 with ochreous tips and bases, tarsi ochreous, the terminal joints fuscous. 

 Wings hyaline, with distinct, dark brown nervures. Face more or less 

 covered with short white hairs; head and thorax strongly and regularly 

 punctate; prothorax with a median blue line, but no distinct grooves. 

 Punctures on abdomen somewhat closer together, and hardly as large, as 

 those on thorax, those on the dorsum of the third segment being especially 

 fine and close, in contrast with the thoracic punctures. Pits distinct, about 

 twelve in number, bordered above by purple; end of abdomen strongly 

 bidentate. No median keel on any of the abdominal segments. Length 

 about 6 mm. Type in Coll. Amer. Fnt. Soc. 



Hab. — Las Cruces, New Mex., July 12, 1893. Two specimens. 

 Apparently closely allied to, but distinct from, C. aurichalcea 

 Provancher. The name mcsillce is derived from the Mesilla Valley, 

 in which Las Cruces is situated. 



TWO INTERESTING NEW DIPTERA FROM WASHINGTON. 



By D. W. CoQUiLLETT, Washington, D. C. 



Criorhina ( Cynorhina ) johnsoni n. sp. 9 • — Head opaque black, lower 

 third of front and the entire face yellow, cheeks narrowly yellow next the 

 eyes; proboscis not longer than height of head; antennae yellow, the third 

 joint and arista brownish. Thorax shining metallic bronze, its pile short, 

 abundant, yellow; humeri yellow, pleura black, its pile yellow. Scutellum 

 translucent pale yellow, its pile long, abundant yellow. Abdomen shining 

 metallic pale bluish, its pile short, sparse, depressed, yellow, that on hind 

 end of the second segment broadly extending forward in middle of dor- 



