278 Mr. R. Shelford’s Studies of the Blattide. 
Which of these two specimens, if either, is identical with 
the Blatta grisea of De Geer it is not possible to say ; it 
would scarcely be wise to sink brasiliensis as a synonym of 
grisea and I hesitate also to give a name to the second of 
Fabricius’ specimens. 
EXPLANATION OF PLATES. 
Beare xo V. 
Kia. 1. Pseudomops burri,n.sp. (Type ¢-) 
2: es discicollis, Burm., ?. 
3. Pseudophyllodromia pulcherrima, n. sp. (Type ¢.) 
4, Miroblatta petrophila, n. sp. (Type 3.) Nat. size. 
da, Ventral aspect of same, showing the “ epipleura.” 
5. Thyrsocera speciosa, Wik. (Type 2.) 
6. Pseudothyrsocera ruficollis, n. sp. (Type 3.) 
7. Pseudomops bicolor, n. sp. (Type 3.) 
8. Homalosilpha decorata, Serv., ¢. Nat. size. 
