352 AN KXPr.AN'ATIOX OF 



Porrectiy stretched struight forwards. 

 Hecti, straight, without ticxure. 



RecuriHiti, turned hack. • 



Securif'orwes, shaped somewhat like an axe. 



-Se/tfct/, growing gradually more attenuated from the base to the apex. 

 Simp/ ices, not articulated. 



Subulati, linear at the base, growing more slender and pointed at the 

 apex. 

 Pateli,.?;, orbicular, elevated, moveable bodies on which the base of 



the femora rests, as in the hlnieunnmicLc. 

 Pectin Es, in the genus Scoip'o, two bo(hes sititatcd between the abdo- 

 men and the breast, denlated on one side, but the nunibeir of teeth 

 varies. 

 Pectus, the Breast, the under part of the thorax to wliich the feet are 



attached. 

 PEDES, tite Limbs. — I'ius term is a])plicd by IJnne to the whole limb,, 

 including thcj'ctiiiu-, libin, la? si, and iiitgiiis. 'J lie formation of tiie 

 legs will generally delcrmiue the halnts ol insects, and are called 

 Ctirsorii, when formed for running. 

 AhUici, witliout claws or spines. 

 Natutorii, compresscil, doubly ciliated and two-edged, formed for 



swinuning. 

 Saltutorii, with thick thighs, formed lor leaping. 

 Sirrati, dentaled (jr toothed like a saw. 

 Spinosi, set with large sul)ulated spines. 

 Petiolati'm, having a slender elongated tul)e connecting the abdomcft 

 to Uic thorax : tiiis is observable in many of the Ilynienoplerous in- 

 sects. 

 Plast^e, the under part of the tarsi. 



HeniispJurica-, concave and nearly circular : this kind of ^w/'sms is pe- 

 culiar to the aquatic Vohoptcru. {l^L 'o-Jig- 1^- ^i-) 

 PROBOSCIS, a hollow tube at the mouth, often lieshy, and enlarging 

 at the point. 

 Ipjlcxa, tending towards the breast. 

 P/kafifis, pliable, so that it can be folded up. 

 Po?Tecta, stretched straight forward. 

 ■%Rtrw/7'(/^o, turning backwards. 



lit, / ~ 



PUPA, Aurcliu, Cliri/salis, JSiimpha, the animal changed from a larva, 

 often motionless, destitute of moutli, &c. See Metuiimiphosis. 

 FoUiru/tda, inclosed in a case made of hair or silk, or of leaves, 



wool, earth, &;c. conglutinaled together. 

 Ifncia, not inclosed in a case, not folliculated. 



Ohiccta, wrapped up in a crustaceous covering, the thorax and abdo- 

 men oI)vious. 

 PfKCTATA, Ell/Ira, Sfc. sprinkled with hollow dots or I'unctiires. 



