798 CATALOGUE OF 



3. Ommexecha VIRENS. 



virens, Serv. Rev. 95 ; Hist. Orth. 701. Blanch. A. S. E. F. v. 612, pi. 22, 

 f. I. Burm. Handb. Ent. ii. 655. 



Buenos Ayres. 



a. .'' From the collectiou of the Zoological Society. 



4. Ommexecha Klugii. 

 Klugii, Burm. Handb. Ent. ii. 655. 



a — e. Sanlarem. From Mr. Bates' collection. 



5. Ommexecha Germari. 



Germari, Burm. Handb. Ent. ii. 655. 



The specimen here recorded is referred with doubt to O. Gernnari. 

 The wings are rudimentary, and their colour cannot be ascertained. 



o. Brazil. From Mr. Vigors' collection. 



6. Ommexecha Servillei. 



Servillei, Blanch. A. S. E. F. v. 613, pi. 12, f. 2, 3. Serv. Hist. Orth. 701. 

 Burm. Handb. Ent. ii. 656. 



Buenos Ayres. 



7. Ommexecha Audouinii. 



Audouinii, Blanch. A. S. E. F. v, 611, pi. 21, f. 5, 6. Serv. Hist. Orth. 

 700. Burm. Handb. Ent. ii. 655. 



Maldonado. 



8. Ommexecha Somaieri. 

 Sommeri, Burm. Handb. Ent. ii. 654. 



Brazil. 



9. Ommexecha gracilis. 



Foem. Fulva ; caput et prothoracis dorsum nigricantia, tuherculata ; 

 fastigium conicum, depressum; abdominis dorsum nigrum; femora 

 postica intus riifo uniplagiata ; alcB anticce obscure fusca, vix 

 tuberculalte, apice cinerece ; alcB posticce diaphano cinerea. 



Female. Tawny. Head and dorsum of the prothorax mostly blackish. 

 Head especially tuberculale on the front; lip of the vertex excavated, 

 forming a conical protuberance between the antennae. Antennae ferru- 

 ginous, filiform, very slender, much longer than the head and the prothorax 

 together. Prothorax in structure somewhat like thai of O. virens and of 

 Germari, but more slender and less luberculate. Abdomen black above. 

 Hind femora with a red patch on the inner side at the base. Spines of the 

 hind tibiae rather long, with black tips. Fore wings dark blown, hardly 

 tuberculate, cinereous towards the tips. Hind wings pellucid-cinereous; 



