32 NEUROPTERA OF NORTH AMERICA. 



Hab. Georgia (Abbot) ; Trenton Falls, New York; Washington 

 (Osten Sacken, Asa Fitch). Is it not P. imbecilla? 



CAPNIA Pictet. 

 Wings veiny, transverse veins very few and very regular ; anal 

 area of the posterior wings large, plicate ; palpi filiform, last joint 

 ovate, longer than the preceding one ; two setae. 



1. C. pygmaea ! 



Semblis pygmaea Burni.! II, 874, 1.(5) — Capnia pygmaea Pictet! Perl. 

 324, 2; tab. xl, fig. 1—3. Walk. Catal. 175, 2.—Perla nivicola 

 Fitch ! Winter Insects of E. New York, 5, 3. 



Black, shining, with gray hairs; articulations of the antennae long; 

 prothorax rounded, subrugulose, in front with an impressed, curved 

 line ; feet black, tibiae brown, at the apex pitchy, tarsi fuscous ; 

 abdomen black ; setae with somewhat near 20 articulations, black, 

 apex fuscous ; J" wings rudimentary ; 9 wings pale, veins fuscous ; 

 penis of the male long ; to the back of the abdomen two tubercles, 

 placed before the apex of the penis. 



Length to tip of wings 4i £ , 9 9 millim. Alar expanse 16 9 

 millim. 



Hab. Pennsylvania (Zimmerman); Newfoundland. "New York, 

 common in February." — Dr. Fitch. 



Is not Capnia vernalis Newport, this same species ? 



2. C. necydaloides ! 



Capnia necydaloides Pict.! Perl. 326, 3 ; tab. xl, fig. 4 — 5. 9 ; Walker, 

 Catal. 175, 3. 



Black, shining ; articulations of the antennae long ; prothorax 

 rounded, subrugulose, anteriorly an impressed, curved line ; feet 

 black, tibiae brown, piceous at the apex, tarsi fuscous ; the abdo- 

 men luteous, the apex black; setae black, with 13 — 18 articulations, 

 the apex fuscous; <£ wings rudimental ; 9 wings a little longer 

 than the abdomen, pale, the veins stout, black; penis shorter than 

 in the preceding species ; abdomen having one dorsal tubercle 

 before the apex of the penis. 



Length to tip of wings J" 4, 9 6£ millim. Alar expanse 11| 

 millim. 



Hob. North America (Pictet) ; Washington, 20th December 

 (Osten Sacken). 



