Mr. J. 8. Baly on new Genera and Species of Hispide. 269 
que laterali rufis.”’ (Say, in Long’s Expedition, ii. Appendix, 
p- 35.) 
Hab. Carolina, Rocky Mountains, New York. In most col- 
lections. 
I have never scen the variety given by Say in Long’s Expe- 
8 =) 
dition; he mentions it as occurring plentifully amongst the 
Rocky Mountains, together with a long chain of intermediate 
varieties. 
Microrhopala Xerene, Newm. 
Hispa Xerene, Newm. Ent. Mag. vy. p. 390. 
M. elongato-ovata, convexa, nigra; thorace fortiter punctato, vittis 
duabus flavis; elytris profunde punctato-striatis, utroque vitta 
punctoque subapicali flavis. 
Long. 2 lin. 
Hab. Georgia; Trenton Falls. 
British Museum (type) ; also in my own collection. 
The longitudinal vitta on each elytron occupies nearly the 
whole of the fourth interstice from the suture, spreading over 
the row of punctures on either side, and extending from the 
base to within a short distance of the apex of the elytron; the 
fulvous spot is placed close to the apex of the third interstice, 
just below the termination of the fulvous vitta. 
Microrhopala excavata, Oliv. 
Oliv., Ent: vi. p../7d. n. 29, pl. 2. fig. 29. 
Hispa Erebus, Newman, Entom. p. 77. (Type in Mus. Brit.) 
M. elongato-ovata, convexa, nigra; thorace profunde punctato ; elytris 
foveis plurimis magnis serlatim dispositis instructis, 
Long. 2-23 lin. 
Hab. North America (East Florida). Collected by the late 
E. Doubleday. In most collections. 
Microrhopala perforata, n. sp. 
M. elongato-ovata, convexa, nigra, nitida; thorace (macula apicali 
excepta) elytrorumque maculis quatuor leete rubris. 
Long. 2 lin. 
Hab. New Granada. 
Narrowly ovate, convex, shining black; the thorax (extreme 
lateral border and an apical patch excepted) and two patches on 
each elytron bright rufous. Head with the forehead longitudi- 
nally strigose; articulations of the four terminal joints of the 
antennz indistinctly visible under a lens. Thorax more than 
one-half broader than long, sides narrowly margined, slightly 
sinuate behind, narrowed and slightly sinuate in front, above 
