76 TEREDILIA — PTINIDAE. 



globular, broader than long, strongly constricted behind 

 (especially in female), closely covered with hair, with four 

 distinct, conical tul)ercles near each other; elytra with 

 strong punctured furrows and closely covered with hair. 

 L. 1^ — 1| I. Eare. P. testaceus, 01. 



ZI. Thorax oblong. 



Yellow-brown or red-brown ; antennae and legs lighter. 

 Thorax oblong, constricted behind, bristly, with four equal, 

 1)lunt tubercles; elytra with notched furrows. L. IJ — If 1. 

 Eare, P. latro, Fab. 



A. Elytra with indistinct striae ; length If — 2 lines. 



Brown, closely covered with yellow pubescence. Thorax 

 without tubercles ; elytra globose ovate, interstices with 

 rows of yellow erect hairs. Common. JV. hololeucus, Fald. 



S. Elytra with notched striae ; length 1 line. 



Dark red-yellow, rather dull, closely covered with pale 

 gray pubescence and hairs. Thorax without tubercles ; 

 elytra glol)ose ovate, interstices closely pubescent, with 

 rows of short bristles. Eather common. iV. crenatus, Fab. 



Medium, 



Head and thorax clothed with whitish scales ; elytra 

 chestnut-brown, very shiny ; antennae and legs whitish. 

 Thorax with two central ridges and posterior margin thick- 

 ened. L. 1\ — If 1. Eather common. M. affine, Boield. 



Glbhltinn, 



Chestnut-brown, shiny ; antennae and legs closely 

 covered with yellow, shiny hairs. Thorax very short. 

 L. 1\ — 1^ 1. Not uncommon. O. scotias, Fab. 



AWOBIIDES. 



A, No cavities on metasternum and abdomen for reception 

 of hinder pairs of legs. 



a. Antennae eleven-jointed, threadlike, last three joints 

 very long. 



I, Thorax obtuse at sides. 



1, Antennae placed near each other. 



