312 [Dec, 1S45. 



MonnELLiDjE, Leach. 



Anaspis, Geoffr. 



1. A. dimidiata. Head and thorax yellowish ; elytra, feet and abdomen fus- 

 cous. 1 1. long. Pennsylvania. 



Head and thorax yellowish-rufous, very minutely punctured, finely pubescent ; 

 antennae and palpi color of the head : scutellum small, color of the elytra, which 

 is mahogany-brown, punctured and pubescent as the thorox : abdomen color of 

 the elytra ; postpectus blackish ; antepectus yellowish-rufous : feet dusky, dull tes- 

 taceous, first pair clearer : eyes black. 



2. A. venlralis. Yellowish-rufous; abdomen fuscous. Size of the preceding. 

 Pennsylvania. 



Yellowish-rufous, sericeous : head and thorax very minutely punctured ; eyes 

 and antennae, excepting the three first joints, black: abdomen reddish-brown; 

 tarsi dusky. 



3. A. trifasciala. Rufo-testaceous ; elytra with three black fasciae, lg-1^ 

 1. long. Pennsylvania. 



Yellowish-rufous above, sericeo-pubescent, impunctured ; antennae color of the 

 thorax, with the apical half blackish : scutellum color of the thorax : elytra with 

 three common, blackish fasciae, of which the first covers the scutellar region, the 

 second occupies the middle, the third is apical ; the intermediate band is the broad- 

 est and rather the deepest colored : feet and pectus as above : abdomen dusky, 

 with a middle space and apex obsoletely rufous: eyes black. 



Var. a. As in the preceding, with the sutural end apical fasciae obsolete, the 

 intermediate one also lightly shaded ; abdomen rufous. 



Mordklla, Linn. 



1. M. sericans. Dark rufous, golden sericeous. 4£ 1. long ; 1 1-3 1. wide. 

 Pennsylvania. 



Mordella sericea, Melsh. Catal. 



Reddish-brown or dark rufous, with a slight bluish reflection, densely and very 

 minutely punctured and transversely wrinkled, golden sericeo-pubescent : eyes 

 dusky : antennae and palpi yellowish-rufous: abdomen clearer than the elytra ; 

 postpectus polished in the middle ; abdominal style robust, moderately elongated. 



2. M. marginata. Black, varied with silvery sericeous spots. l£-2 I. long. 

 Pennsylvania. 



Mordella marginata, Melsh. Catal. 



Black, with numerous irregular whitish sericeous spots : antennae serrate, 

 black, with the four first joints dusky reddish.brown : thorax with all the 

 margins, an entire longitudinal band each side of the middle, an abreviated 

 one towards the hind angles, and an irregular spot behind the anterior 

 angles, silvery-sericeous; all these markings distinctly visible in a certain 

 light; scutellum silvery-sericeous: elytra with the spots disposed into ir- 

 regular fasciae : feet and beneath black, the former with the posterior mar- 



