628 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.48. 



yellowish brown of the underparts. Appendages black or very dark 

 brown. The apical one-third or one-fourth of the dorsum of 9 may 

 be pale in life; there is a very slight indication of this in dried material. 



Legs. — Male. Coxae and extreme bases of femora pale flesh, rest 

 of femora brown, paler basally and growing darker apically, the 

 extreme apex black; tibiae and tarsi pale, dark at the joints. 



Wings. — Male. Clear, with slight, more or less faint brownish 

 tinge beyond the arculus; stigma brown. 



Described from 3 males, one very teneral, Tumatumari, British 

 Guiana, February 5 and 9, 1912; and 1 male, Rockstone, British 

 Guiana, February 1, 1912; the last, the type in my collection. 

 The specific name refers to the shape of the terminal abdominal plate 

 of the male. 



Paratype.— Gat. No. 19216, U.S.N.M. A male from Tumatu- 

 mari, British Guiana, February 9, 1912. 



Frequents small wooded streams. For notes on identity, see under 

 E. lamina. 



EPIPLEONEURA FUSCAENEA, new species. 



Length of abdomen, male 26.5-27 mm.; hind wing, male 17- 

 17.5. 



Head. — Male. Black; labium pale flesh; lower third of labrum 

 yellow; anteclypeus, excepting a round median black spot, and frons 

 below in front, dull pale yellow, continuous with the pale greenish 

 genae. 



Prothorax. — Male. Dorsum dark shining green, less clear than in 

 the two preceding species ; sides dark ruddy or bronzy brown; beneath 

 fight brown. 



Thorax. — Male. Above dark shining green, less clear than in the 

 two preceding species, covering the mesepisternum; below and behind 

 the humeral suture to the latero-ventral metathoracic carina dark 

 ruddy or bronzy brown with greenish reflections, especially on the 

 mesepimeron and adjoining the wing bases; beneath very light 

 brown, pale flesh posteriorly. 



Abdomen. — Male. Black; very faint and obscure paler basal rings 

 on 4-7; sides below but slightly paler than the dorsum; under parts 

 dark brown. Appendages black. 



Legs. — Male. Coxae brown; femora at extreme base pale flesh, 

 otherwise black; tibiae narrowly black beneath from the base to near 

 the apex, otherwise pale flesh except at the extreme apex, which is 

 dark; tarsi pale with dark joints. 



Wings clear, sometimes very slightly tinged with brownish apically 

 and anteriorly; stigma black. 



Described from 4 males, Wismar, British Guiana, January 30 and 

 31, 1912, in my collection. The specific name refers to the thoracic 

 color. For further notes and identity, see under E. lamina. 



