long's second expedition. 181 



beneath and feet punctured ; anterior tibia widely and deeply 

 emarginated on the exterior edge near the tip and serrated ; inter- 

 mediate tibia with four or five serratures on the outer edge, and 

 a prominent tooth near the tip ; posterior teeth with about five 

 small subspinous teeth, and a robust tooth near the tip. 

 Length one-fifth of an inch. 



[275] ELMIS Latr. 



E. CRENATUS. — Thorax with four elevated lines; each ely- 

 trum with two dull rufous spots. 



Inhabits Pennsylvania. 



Parnus crenatus ? Knoch in Melsh. Catal. 



Body blackish-brown ; front with two dilated, cinereous, lon- 

 gitudinal lines : antenna; and mandibles rufous ; thorax with four 

 obtuse, elevated, longitudinal lines ; two intermediate ones nearly 

 confluent at each end ; lateral ones more distant, slightly inter- 

 rupted behind the middle ; elytra with striae of dilated impressed 

 punctures; an elevated line from the humerus terminates rather 

 before the tip ; another elevated line nearer the margin also origin- 

 ates at the humerus and becomes obsolete before the middle ; a 

 third elevated line originates at the middle of the base and also 

 becomes obsolete before the middle of the elytrum ; an oblong 

 rufous spot on the humerus and another near the tip ; tarsi dull 

 rufous. 



Length less than three-twentieths of an inch. 



[Belongs to Stenelmis Dufour. — Lec] 



PARNUS Fabr. 

 Dryops Oliv. Latr. 



P. FASTIGIATUS. — Blackish-brown, with very short dense 

 hair ; elytra with striae of rather large punctures. 



Inhabits Pennsylvania. 



P. fastigiatus Knoch in Melsh. Catal. 



Antennae fuscous, terminal joints yellow; palpi dull yellow- 

 testaceous ; thorax highest rather behind the middle, and with 

 an obsolete indentation each side behind ; anterior angles promin- 

 ent, acute ; posterior angles obtuse : scutel quadrate, acute behind 

 elytra with short hairs over [276] the whole surface, and three 

 series of fasciculated, more ferruginous hairs on the sutural 



