Coleopterological Notices, VII. 619 



Body stout, generally dark in color, sometimes with paler elytra and 



always with the abdomen black or blackish. 



Prothorax feebly transverse, never at all more than '^,4, ^^ wide as 



the elytra ; species northern in habitat. 



Fifth antennal joint small, only slightly longer than wide, shorter 



than the fourth ; hind tibiae swollen in apical third and 



scarcely at all bent piceiis Lee. 



Fifth joint more developed, a little longer than the fourth ; hind 

 tibiae swollen and gradually bent in scarcely more than apical 



fourth ; elytra less abbreviated io'^'ensis n. sp. 



Prothorax larger and more transverse, much more than }4 ^^ wide 



as the elytra ; fovese of the vertex less widely separated. 



Antennae rather stout, distinctly incrassate toward tip, the tenth 



joint only very little longer than wide.... gran icollis n. sp. 



Antennae slender, very feebly incrassate toward tip ; the tenth 



joint decidedly elongate floridanus n. sp. 



Body narrower, pale in color throughout, the abdomen never blackish. 

 Elytra nearly as long as wide, rather longer than the head and pro- 

 thorax combined ; eyes large, separated by but little more than 



twice their own width zimmermaniii Lee. 



Elytra shorter and transverse, obviously shorter than the head and 



prothorax ; eyes much smaller ; body small in size and still 



more slender. 



The elytra evenly convex toward the flanks. .Cinderella n. sp. 



The elytra obliquely impressed on the upper surface at the middle 



of the length between the discal groove and upper limit of the 



flanks impressipennis n. sp. 



Yestiture quite dense ; last antennal joint much shorter than the three pre- 

 ceding combined ; eyes separated by decidedly more than twice their own 

 width ; elytra about as long as the head and prothorax. Middle Atlantic 



States consobrinus Leo. 



Larger species, 2 mm. or more in length. Sonoran faunal province, 

 Antennal funicle very slender and filiform. 



Eyes relatively small, separated by nearly four times their own width. 



pulTereus Lee. 

 Eyes very large, separated by but little more than twice their own width. 



ocularis Csy. 



Antennal funicle very stout ; elytra larger, more rapidly and rectilinearly 



narrowed from near the apex to the base alimptus Csy. 



There are two or three other species in my cabinet, represented 

 by females only, which cannot be properly described at present. 



P. lacustris. — Stout and rather convex, dark rufo-testaceous, the elytra, 

 legs and antennae paler; abdomen blackish ; integuments polished, scarcely punc- 

 tulate, the pubescence moderate in length, rather sparse, appressed as usual 

 and subsquamiform, especially at the elytral apices and in the dense masses 

 filling the pronotal impressions and transverse impression at the base of the first 



