AMERICAN ENTOMOLOGY. 147 



Pagina superior, the upper surface of a wing. 



Paleaceous, chaffy. 



Pallide-Jlavens, pale or whitish yellow. 



Pallidus, of a pale cadaverous hue. 



Palma, palrn; the basal tarsal joint of the anterior feet, some- 

 times furnished with strigilis. See manus. 



Palmate, hand-shaped ; cut down nearly half-way to the base 

 into subequal, oblong segments, leaving an entire space like 

 the palm of the hand. 



Palpi, articulated moveable filaments in the mouth of insects, 

 generally shorter than the antennae ; divided into 'labial and 

 maxillary palpi. 



Panduriform, fiddle-shaped ; oblong, broad at the two extremi- 

 ties, and contracted in the middle. 



Papilionaceous, butterfly-like. 



Papillary, having the apex semiglobular ; somewhat like a nip- 

 ple ; this term ought to be distinguished from verrucose. 



Papillous, pimpled ; having the surface covered with raised dots 

 or pimples. See verrucose. 



Pappus, down. 



Parallelogram, a quadrilateral, right-lined figure, whose oppo- 

 site sides are parallel and equal to each other. 



Parapleurum, that segment of the postpccttis, which is situated 

 one on each side of the acetabulum, behind the scapula; in 

 some genera are two on each side ; they may be distinguished 

 into anterior and posterior. 



Parasitical, inhabiting another animal. 



Parietes, walls ; perpendicular sides of the honeycomb ; sides of 

 elevated bodies. 



Patulous, open ; spreading. 



Pearlaceous, having the appearance of pearl. 



Pecten, in Hymenoptera, rigid, incurved setas which arm the ex- 

 terior margin of the upper part of the base of rahidec or 

 max ill se. 



Pectinate, comb-shaped ; cut into regular straight segments like 

 the teeth of a comb. See perfoliate, setaceous. 



Pectus, the anterior, inferior portion of the trunk, included, be- 

 tween the head and postpectus. 



