514 PROCEEDINGS OF THE NATION Al^ MUSEUM. vol.44. 



Wings hyaline, costa and subcosta indistinctly dark above the 

 origin of Rs, at Sc,, at tip of Sc,, tip of Rj, and tip of R. veins com- 

 posing the cord darker. 



Abdomen : light brown, with a dark median tergal stripe. 



Allotype. — Male, Aguna, Guatemala, Central America (G. Eisen). 



One male with the allotype; one female taken at Igarape Assii, 

 Par.'!, Brazil, January 19, 1912 (Parish, coll.). 



Ranges from St. Vincent to Brazil. 



ERIOPTERA (MESOCYPHONA) PARVA. var. BRASILIENSIS, new subspecies. 



Similar to the typical parva of the eastern United States, but much 

 darker in coloration. The color of the body is dark brown, not 

 brownish-yellow, especially pronounced on the abdomen which is 

 uniform in pattern (see fig. 27). 



Habitat — Fifty-five specimens taken at Igarape Assii, Para, Brazil, 

 from January 19-February 7, 1912 (Parish, coll.). All of this large 

 series were females. 



Ilolotype. — Cornell University collection. 



Paratypes. — In author's collection, American Museum of Natural 

 History, Academy of Natural Sciences, and U. S. National Museum 

 collections. 



ERIOPTERA (MESOCYPHONA) SPLENDIDA, new species. 



Large species; wing 6 rum. long; vertex variegated; mesonotum 

 pale brownish-gray, bi-vittate dorsally; ^\•ing grayish-bro-WTi, spotted 

 and dotted with white. 



Male. — Length, 4 mm.; wing 6 mm. 



Female. — ^Length, 4.7 mm.; wing, 6.1 mm. 



Male. — Head: rostrum and jjalpi darkbrowTi; antennae, second seg- 

 ment oval, tumid, two basal segments browni ; flagellum, first five seg- 

 ments cream color; remainder darker, brown. Front brown; vertex 

 pale cream color nearest the eyes, in the center dark bro^\•nish-black; 

 occiput and extreme median portion of the vertex grayish-yellow; 

 the dorsal aspect of the head appears to have a dark V on a light 

 ground. 



Thorax: pronotum broader behind, prolonged cophalad into ( 

 long point; scutellum narrow, interrupted medially bj' a shallov 

 fovea, pale b^o^vnish-gra3^ Mesonotum: prsescutum -ndth the tuber 

 culate pits separated from one another by a distance equal to from 

 one to two times the diameter of either tubercle; pseudosutur 

 present as a deep linear hoUow extending from the lateral margij 

 of the sclerite, just above the spiracle, toward the median line; 

 this hollow is broadest at cither end, constricted or intemiptec 

 near its middle. Prsescutum pale brownish-gray; lateral margins 

 dark broAvn, broadest caudad, confluent in front; a longitudinal 



