2 NEUROPTERA OF NORTH AMERICA. 



2. C. marginipennis ! 



Termes marginipenne Latr.! Humboldt, Recueil, II, 111; tab. xxxix, 

 fig. 8. Term, mexicanus Walker'/ Catal. 528, 39. Caloterm. mar- 

 ginipennis Hag.! Linn." XII, 47, 6 ; XIV, 100. 



Fulvous, beneath, antenna? and feet luteous ; wings whitish, 

 margin and costal veins yellowish ; head square ; prothorax square, 

 anteriorly ernarginate ; median and subcostal veins separated. 



A smaller specimen from San Diego does not differ in coloring. 



Var. Smaller, fuliginous, beneath, antennae and feet fuscous ; 

 wings dirty-fuscous, margin and costal veins infuscate. (California.) 



Length to tip of wings 18 19 millimetres. Body f 8 millim. 

 Expanse of wings 31 millim. 



Hab. Mexico (Humboldt, Muehlenpford, Deppe) ; Cuantla 

 (Saussure) ; San Francisco and San Diego, California. 



3. C. posticus ! 



Calotermes posticus Hag.! Linn. XII, 67, 15. 



Piceous, base of the antennae and feet bright yellow ; wings 



; head square ; prothorax oblong. 



Length of body 4^ millim. 

 Hab. St. Thomas (Moritz). 



4. C. brevis ! 



Termes brevis Walk.! Catal. 524, 33 Term, indecisus Walk.! Catal. 524, 

 32. Term, flavicollis Walk.! (in part) Catal. 502, 1 (Imago), 503 

 (Soldier). Term, lucifugus W T alk. (in part)! Catal. 505, 3. Calo- 

 term. brevis Hag.! Linn. XII, 68, 16; tab. ii, fig. 6; tab. iii, fig. 5. 

 Linn. XIV, p. 101. 



Fulvous, beneath, antenna? and feet pale ; wings hyaline, costal 

 veins yellowish, linear, head square ; prothorax large, oblong, 

 anteriorly emarginate ; median nervure distant, curved before the 

 apex, united to the subcostal one. 



Length to tip of wings 9 millim. Body 4 millim. Expanse of 

 wings 16 millim. 



Hab. Mexico (Deppe), Yera-Cruz (Salle) ; Central America ; 

 Jamaica (GosseJ; Cuba (Poeppig, Osten Sacken) ; St. Thomas 

 (Moritz), St. Fe de Bogota; Brazil (Olfers, Schott, Natterer, 

 Kuemmel). 



The variety from Mexico has the median nervure, sometimes not 

 curved, nor joined to the subcostal one. Is it a distinct species ? 



