1934 ] 
New West Indian Carabidse 
99 
Prothorax by actual measurement about a fourth wider 
than long at middle, but appearing almost as long as wide ; 
sides not sinuate, barely convex in profile before the 
rounded-obtuse basal angles; disk with a fine longitudinal 
line but no transverse impressions, vaguely impressed each 
side near base. Elytra each with two inner striae distinct 
except at extreme base and apex, irregularly punctulate; 
several outer strise more or less faintly visible; marginal 
stria normal for Perigona. Length 3-4 mm. 
Holotype (Museum of Comparative Zoology no. 19518) 
and 2 paratypes from Grande Riviere, Haiti, W. M. Mann ; 
1 paratype from Diquini, Haiti, Mann (M. C. Z.) ; 1 para- 
type from San Carlos Estate, Guantanamo, Cuba, Oct. 4-8 
(American Museum) ; 1 paratype from Cayamas, Sta. 
Clara, Cuba, Baker (United States National Museum) ; 1 
paratype from Yateras Dist., Oriente, Cuba, W. M. Mann 
(U. S. N. M.) ; 2 paratypes from Cuba, Poey Collection no. 
645 (Philadelphia Academy of Sciences) ; 1 paratype from 
Santo Domingo, A. Busck (U. S. N. M.) ; 1 specimen, not a 
type, from Gourbeyre, Guadeloupe (American Museum). 
For relationships of this species, see key below. 
Perigona microps n. sp. (PI. 5, fig. 8.) 
Form average for genus; irregularly castaneous, elytra 
with faint opalescent lustre, suture and parts of prothorax 
more rufescent, mouth and appendages testaceous. Head 
with mandibles elongate; eyes small, not prominent, only 
slightly breaking the outline of sides of head ; antennae mod- 
erate, less stout than in picea ; mentum with a small tooth 
in emargination. Prothorax about a fourth wider than 
long; sides oblique but scarcely or not sinuate before the ob- 
tuse but not rounded posterior angles; disk about as in 
picea. Elytra each with two or three inner striae slightly 
impressed except at base and apex ; several outer striae sug- 
gested by faint irregularities of the surface in proper light; 
striae irregular but hardly distinctly punctate. Length 
+314 mm. 
Puerto Rico: holotype (United States National Museum) 
from Bayamon, Jan.; 1 paratype (Museum of Comparative 
