816 Mr. R. Shelford's Studies of the Blattidae. 



1. G. ca2)iicina, Gerst. 



Gyna capucina, Gerstaecker, Mitt. Ver. Neuvor- 

 pomm. u. Rugen, xiv, p. 72 (1883). 



Gi/)ia maculipcnnis, Brunner von Wattenwyl, Nouv, 

 Syst. Blatt., p. 2G8, PI. VI, fig. 30 (1865). 



A common and well-marked sjDecies that occurs in most 

 collections from West Africa. There is a variety with 

 the pronotum anteriorly margined with ochrcous. 



Kamerun (Greifswald Mus., type ; Oxford Mus. ; Berlin 

 Mus. ; Vienna Mus.) ; Fernando Po (Genoa Mus.) ; French 

 Congo (Genoa Mus.). 



2. G. scntellii/cra, Walk. 



Panchlora scutcllvjcra, Walker, Cat. Blatt. Brit. Mus,, 

 p. 32 (1868). 



(J. Head testaceous with froiis castaneous ; antennae fuscous. 

 Eyes almost touching on vertex. Pronotum with the disc casta- 

 neous, broadly margined all round with flavo-testaceous. Tegmina 

 castaneous, outwardly margined almost to apex with llavo-testaceous. 

 Wings suffused with rufo-castaneous, ulnar vein witli 10 rami, 7 

 being incomplete. Abdomen rufo-testaceous, supra-anal lamina 

 sub-quadrate, apex not emarginate, exceeded by the sub -genital 

 lamina which is small and furnished with 2 styles. Cerci moderate. 

 Legs rufo-testaceous. 



Total length I9'5 mm. ; length of body 15 mm. ; length of 

 tegmina 17 mm.; pronotum 6'3 mm. x 7'5 mm. 



Gambia (British Mus., type); Portuguese Guinea, 

 Bolama (Z. Fca), (Genoa Mus.J. 



3. G. costal is, Walk. 



Panchlora costalis, Walker, Cat. Blatt. Brit. Mus., 

 p. 35 (1868). 

 (J . Eyes nearly touching on vertex of head. Head rufo-testaceous ; 

 antennae testaceous at base, remainder fuscous. Pronotum margined 

 broadly all round with testaceous, disc castaneous at base, apex 

 hyaline, outer margin testaceo-hyaline. Wings hyaline, costal 

 margin faintly suffused with ochreous, ulnar \ein with 10 rami, 7 of 

 which are incomplete. Abdomen and legs flavo-testaceous. Supra- 

 anal lamina sub -quadrate, not surpassing the sub-genital lamina, 

 which is small and slightly asymmetrical. 



Total length 15 mm.; length of body 13 mm.; length of tegmina 

 12 mm.; pronotum 4 mm. x G mui. 



