236 Mr. R. Shelford's Studies of the Blattidm. 



ance ; in all the Ectobiinse the ootheca is carried in the 

 way described above, but it is so carried also by Mlijmdmm 

 and some species even of Phyllodromia. 



Theganopteryx houvieri, n. sp. 



(J . Testaceous. Head rufous, antennae testaceous ; pronotum 

 rufous, with hyaline borders, a central line and a broad crescentic 

 macula in the hinder part of the disc, testaceous ; tegmina pale 

 testaceous, hyaline ; wings hyaline with the veins testaceous ; 

 abdomen above rufous, beneath castaneous ; legs and cerci rufous. 

 Pronotum transversely hexagonal, the postero-lateral borders one- 

 third the length of the posterior margin ; the posterior margin 

 obtusely angled. Tegmina with twenty-one costal veins ; ulnar 

 vein with eleven oblique branches, posterior ulnar not visible. 

 Wings with seventeen costal veins, the last two or three bifurcate, 

 their extremities slightly swollen, ulnar vein bifurcate before the 

 middle, first axillary vein tri-ramose, triangular apical field large, 

 but not projecting beyond the anterior part of wing. Anterior 

 femora with no spines beneath, posterior femora with two spines 

 on each margin beneath ; formula of ajiical spines t, t, t > genicular 

 spines on all the legs. Supra-anal lamina produced, triangular, 

 sub-genital lamina without styles. 



Total length 12-5 mm. ; length of tegmina 10 mm. 



Diego Suarez, Madagascar (Alluaud, April 1896). 

 Seven examples. (Paris Museum.) 



Named in honour of Professor Bouvier, to whom I am 

 indebted for the opportunity of examining an interesting 

 collection of Blattidre in the Paris Museum. 



T]iegano2)teryx gamhiensis, n. sp. 



^ . Coloration almost the same as in Edobia lapponica, L. ; head 

 piceous, antennse fuscous ; pronotum castaneous, anterior and lateral 

 margins hyaline; tegmina flavo-testaceous, marginal field hyaline; 

 wings infuscated ; abdomen fuscous with testaceous lateral margins 

 above and below, the last two segments and the supra anal lamina 

 testaceous above ; first pair of coxoe testaceous, second and third 

 pairs tipped with testaceous, first pair of femora castaneous, second 

 pair castaneous at apex and along lower margin the remainder 

 testaceous, (third pair missing), tibife testaceous tipped with cast- 

 aneous, spines testaceous ; cerci fuscous. Tegmina with ten costal 

 veins, radial vein ramose at extremity, anterior ulnar vein bi- 

 furcated, posterior ulnar multi-ramose. Wings as in Edobia 



