294 



PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. XXXIII. 



in front; rhinariinn, nasiis, and frons blackish, center of nasus yel- 

 lowish, and frons above with yellow anteriorly. Thorax black; a 

 dorsal stripe, confluent l)elow with the mesothoracic half collar to 

 form a 7,"^ and an antehumeral of the same width, yellow; sides and 

 below pale yellow, with a blackish stripe on the second suture, con- 

 fluent above with a black area which occupies the upper ends of the 

 2 sutures and extends to the posterior edge of the thorax. Legs 

 dusky blackish, the lower surface of the first 4 femora and a larger 

 part of the last femora j^ellowish. Abdomen with 1-7 each with a 

 dorsal yellow longitudinal stripe; 1 and 2 with lateral yellow band; 

 3-7 each with a similar but reduced and interrupted basal yellow 

 band. (See figs. 19 and 20.) 



Fig. 20.— Wings of female Leptogomphus inclitus. I)e Selys' collection. 

 8. LEPTOGOMPHUS GESTROI De Selys. 



"Leito, a la fin do mai (Fea)." Not represented in the collections 

 before me. The following brief description is condensed from De 

 Selys: Head pale yellow, black as follows: Occipital plate, vertex 

 on either side, sutures of the face, rhinarium, and anterior border of 

 upper lip whicli is obscurely and incompletely traversed. Thorax 

 black above; a short mesothoracic half collar, isolated dorsal stripe, 

 and an antehumeral stripe, yellow; sides and pectus 3'ellow, first 

 lateral suture with a black stripe, second with an irregular spot. 

 Feet black, three-fourths of all femora and inner side of first femora 

 livid. Abdomen l)lack, yellow as follows: A basal spot and sides of 

 1, a trilobed dorsal spot and auricles of 2, a dorsal stripe, not reaching 

 base or apex of each segment, on 3-7. 



a Not confluent in female from Moolai. 



