USED IN ENTOMOLOGY. i 1 i 



Protocerebral segment: = ocular segment; q. v. 

 Protocerebrum: the primitive anterior cerebral vesicle. 

 Protocosta: the thickened costal margin of Lepidopterous wings. 

 Protocranium: the posterior part of the epicranium : sometimes used as : 



occiput. 

 Protogonia: the apical angle of the primaries. 

 Protograph: an original description by a figure or picture made from the 



original type. 

 Proto-lepidoptera: proposed for those forms (Erioceplialidce) in which lacinia 



and mandibles are obvious and the spiral tongue is not developed : see neo- 



lepidoptera and paleolepidoptera. 

 Protolog: the original description by words. 

 Protoloma: the anterior margin of primaries. 

 Protomesal: applied to certain areolets in Hymenoptera, situated between 



costal cells and apical margin. 

 Prototergite: the foremost dorsal segment of abdomen. 

 Proto-thorax: = prothorax ; q. v. 



Prototype: a primitive form to which later forms can be traced. 

 Protractor: that which extends or lengthens out; applied to muscles. 

 Protuberance: any elevation above the surface. 



Protuberant: rising or produced above the surface or general level. 

 Proventriculus: the posterior portion of crop: the gizzard. 

 Proximad: toward the proximal end. 



Proximal: that part of an appendage nearest the body: see distal. 

 Prozona: in Orthoptera, the upper or dorsal surface of prothorax in front of 



the principal sulcus. 

 Pruinose: hoary; as if covered with a fine frost or dust. 

 Pruinous-us: deep blue with a reddish tinge, like a plum [French blue + 



purple lake]. 

 Psammophdous: living in sandy places. 



Pselaphotheca: that part of the pupa which covers the palpi. 

 Pseudidolum: = nymph; q. v. 

 Pseudimago: = sub-imago; q. v. 



Pseud- orPseudo-: as a prefix means false, spurious, or merely resembling. 

 Pseudo-cellula: = accessory cell: q. v. 

 Pseudo-chrysalis: the semi-pupa. 



Pseudo-ccel: a false hollow: a hollow which does not form a tube. 

 Pseudo-cone: a soft, gelatinous cone in the compound eye of some insects. 



replacing the crystalline cone of others. 

 Pseudo-elytra: Lhe aborted anterior wings of Strepsiptera. 

 Pseudogyna fundatrix: in Aphids, is the immediate issue of a fecundated egg: 



a stem-mother. 

 Pseudogyna gemmans: in Aphids. are wingless descendants of the stem- 

 mother ( fundatrix I or of the winged migrants (migrans) which reproduce 

 asexually through a number of generations. 

 Pseudogyna migrans: in Aphids, the winged descendants of the stem-mother 

 (fundatrix i through which the species is spread. 



