MORGAN HEBARD 1 5 



HH. V'entral surface of subgenital plate specialized. Coloration 

 solid, shining blackish brown. 



Periplaneta fuliginosa (Ser\ ille) 



EE. Arolia absent. Size medium. (Tegmina and wings covering about 



two-thirds of abdomen, truncate distad. General coloration shining 



blackish chestnut brown. Dorsal surface of abdomen unspecialized. 



Supra-anal plate transverse, subrectangulate.) 



Blatta orientalis Linnaeus 

 CC. Supra-anal plate weakly bilobate. Form depressed. (Size medium 

 small. Tegmina and wings fully developed, (normally) slightly exceeding 

 apex of abdomen. Ulnar vein of wings with proximal incomplete rami. 

 Pronotum maroon, bordered laterad and cephalad with warm buff, two rotun- 

 dato-angulate in\asions of this color into the disk on each side and one meso- 

 cephalad. Concealed genitalia showing a mesal mantle. Subgenital plate 

 asymmetrical, convex. Styles minute, elongate and slender, dextral the 

 longer, situated in a broad, rather deeply concave emargination.^'') 



Leurolestes pallidus (Brunner) 

 AA. Ventral margins of femora unarmed, or supplied with few distal spines. 1= 

 B. Tegmina present. 



C. Tegmina and wings fully developed, extending beyond apex of abdomen. 

 D. Anal field of wings folding fan-wise. Surface of insect smooth. 



E. Wings without an appendicular field. Dorsal surface of abdomen 



unspecialized. Supra-anal plate weakly bilobate. Four proximal tarsal 



joints each bearing a puKillus. Ocellar spots present. 



F. Size medium small. Pronotum strongly obtuse-angulate produced 



caudad, with apex rounded. Arolia present. (General coloration 



light paris green. X'entral margins of femora frequently with a single, 



reduced, distal spine on all, or some, of these margins, or unarmed.) 



Panchlora cubensis Saussure 

 FF. Size extremely large. Pronotum subelliptical. Arolia absent. 

 (Coloration blackish brown and buffy. Pronotum buffy, with a large, 

 shield-shaped, shining blackish brown area, in which are striking pale 

 markings. Tegmina, part blackish brown, part buffy. X'entro- 

 cephalic margin of cephalic femora with few stout, proximal spines, 

 succeeded liy a closely set row of stout hairs. All ventral femoral 

 margins with single stout, distal spines. Concealed genitalia showing 

 a mesal mantle. Subgenital plate asymmetrical, convex. St\les 

 minute, elongate and slender, dextral the longer, situated in a broad, 

 rather deeply conca\e emargination.) Blaberus craniifer Burmcister 



^^ The general character of the male siibgcnilal i)late and concealed genitalia shows 

 close agreement with the genus Blaberus. 



'* In Attaphila jungicohi, the ventro-cephalic margin of the caudal femora alone is 

 supplied with se\eral stout spines. 



MEM. .\M. ENT. SOC, 2. 



