LIST OF HOMOI'TEIiOUS INSECTS. 



10. Flatoides margin alis, Fcm. 



Niger ; from ct epistoma carinala ; proth'orax carinatus ; meso. 

 thorax quinqne-carinatus ; abdomen obscure ferruyineum ; 

 pedes fcrruijind ; femora picea ; al<E nv/ro-fusca, ampla, 

 apice guttis albis fasciatee ; at<£ anlicce maculis quinque lim- 

 pidis ornalce. 



Body black: liead as broad as the chest; crown surrounded by 

 a rim, slightly concave on the hind border, straight in front ; its 

 length hardly one-eighth of its breadth ; front very broad, rounded 

 on each side, narrow towards the epistoma, slightly concave at the 

 junction, surrounded by a rim, and having a middle ridge which 

 does not reach the fore border ; epistoma triangular, with a middle 

 ridge : fore-chest with a middle ridge, on each side of which it is 

 somewhat impressed, slightly arched, about twice the length of the 

 crown : middle-chest with five ridges ; inner pair curved, and in- 

 closing a somewhat flat and almost elliptical compartment ; outer 

 pair short, straight, joining the inner |)air before half the length of 

 the chest: abdomen dark ferruginous, as long as the chest; legs 

 ferruginous ; thighs pitchy : wings blackish-brown, ample : fore- 

 wings adorned with five colourless spots ; one a dot on the disk ; the 

 second very large, triangular, on the fore border near the ti]) ; third 

 much smaller, on the tip, accompanied by two or three colourless 

 dots ; fourth and fifth small, irregular, on the tip near the hind 

 border ; a row of colourless dots along the tips of ihe four wings ; 

 veins blackish, pale on the spots ; longitudinal veins very numerous ; 

 cross-veins rather numerous ; fore border dilated near the base, where 

 there is a row of oblique parallel cross-veins. Length of the body 

 3i lines; of the wings 12 lines. 



a. Africa. From Mr. Sowerby's collection. 



11. Flatoides discus. 



Cervinus ; frons transversa subcarinattts ; mesothorax htletis, non 

 carinatus ; abdomen sublu.i nonnumqttam atbidum ; pedes atbu- 

 cervini ; aim anticre cerviruc, subtus albo iuffusa, macula 

 maxima obliqua limpida disco omalee ; alee posticee cinerea, 

 basi et ad costam limpidce. 



Body buff: head nearly as broad as the chest ; crown not visible 

 above ; front broad, with a slight cross-ridge near tlie crown, rounded 

 on each side, not narrower towards the epistoma, straight at the junc- 

 liou, a little longer than broad ; a middle ridge proceeds from the 



o 3 



