MANTISPA. 207 



wings cinereous, subhyaline, the anterior ones marked with fuscous 

 upon the margin ; veins white, with fuscous interruptions ; poste- 

 rior wings immaculate; sector 1 seventeen-branched. 



Length to tip of wings 28 38 millim. Alar expanse 52 76 

 millim. 



Hob. North West Territory; Lake Erie, common (Say) ; North 

 Red River (Kennicott) ; New York, July, rare (Asa Fitch) ; 

 Philadelphia, Pennsylvania, Washington (Osten Sacken); Cali- 

 fornia; Texas; Fort Steilacoom, Puget Sound (Dr. Suckley) ; 

 Maryland (Uhler). I saw the specimen described by Fabricius in 

 Bank's Museum. 







2. P. vittatus. 



Hemerobius vittatus Say, Long's Exped. II, 307, 2; Asa Fitch, Report, 

 I, 92. 



Pale yellow ; head with a quadrangular black spot between the 

 eyes ; antennae yellowish-red, the base and apex black ; thorax 

 greenish-white, the sides with a black vitta; wings hyaline, pointed 

 with black ; costal veins white, with black interruptions ; ptero- 

 stigma small, whitish ; posterior wings almost immaculate, at the 

 middle of the anterior margin a large orbicular spot, and another 

 apical, smaller } feet black, base of the femora, an apical ring upon 

 the posterior ones, and an apical ring upon the posterior tibiae, 

 pale ; abdomen black, a small, dorsal, pale spot upon the segments. 

 (From the description of Say.) 



Length to tip of wings 30 millim. Alar expanse 55 millim. 



Hab. Pennsylvania, New Jersey (Titian Peale, Say). 



MANTISPA ILLIGEK. 



Antennas short ; prothorax elongated, cylindrical ; anterior feet 

 stout, raptatorial ; wings narrow, subcosta and costa confluent at 

 the middle of the anterior margin. 



1. M. brunnea! 



Mantispa brunnea Say, Long's Exped. II, 309 ; Amer. Entom. II, tab. xxv ; 

 Erichson, Germar's Zeitschrift, 1, 161, 2 ; Westwood. Trans. Ent. Soc. 

 Lond. ser. 2, 1, 253, 2 ; Walk.! Catal. 214, 2. Mantispa varia Erich.! 

 Germar's Zeitschr. I, 161, 3 ; Westw. Trans. But. Soc. ser. 2, 1, 253, 

 3 ; Walker ! Catal. 214, 3 ; Hagen ! Stettin. Ent. Zeit. XX, 406. 



Color very variable; fuscous, varied with black and yellow; 



