44 



Glossary of Technical Terms. 



Larva 



Lejiidoptera 



Longitudinal 



Mandibles 

 Membrane 



Metathoracic - segment 



Micro 



Nectaries 



Nervures 

 Neuration 



Ovate 

 Outer border 



Palpi 



Parasite 



Patagia 



Pectinations . . 



Porrected 

 Posterior 

 Predaeeous 

 Proctotrypid . . 



Prolegs 



Pronotum 



Prothoracic-plate 



Punctate 

 Puncture 

 Pupate 



Eostrum 



Scutellum 



Sensoria 

 Setaceous 



raterj)illar, maggot, or grub. 



A group of class Insecta enihrjH-ing the moths and butterflies. 



Running lengthwise witli the body. 



Jaws for crushing food. 



That portion of the wing stretched between its veins or 

 nervures; transparent in a blow-fly, covered with scales 

 in a butterfly. 



The hindermost of the three segments which, taken collec- 

 tively, constitute the thorax or chest. 



Very small. 



Two tubular ajjpendages attached to the liind portion of upper 



surface of abdomen in Plant Lice. 

 Veins. 

 Arrangement of the nervures in a wing. 



Oval-shaped. 



The marginal portion of a wing lying between its apex and 

 hind angle. (See O.B., plate I., fig. 2, p. 6.) 



Four short thread-like feelers attached in pairs to the lower 



lij) and maxillas or secondary jaws. 

 An insect or other organism which lives on another, known as 



its host. 

 Two flaps covered with hairs or scales situated behind the 



head on dorsal surface of tliorax and covering the roots 



of the wings. 

 Minute tooth-like serrations arising from the sides of antennas 



or other organs. 

 Pushed forward })rominenl]y and generally horizontally. 

 Hinder portion. 



Living by preying on other animals. 

 An insect belonging to the Proctotrypida?, a family of minute 



parasitic wasps. 

 The fleshy legs of a caterj)illar attached to the hinder jtortion 



of its body. 

 A large bonnet-shaped piece of integument whicli in some 



insects covers the dorsal surface and a portion of the 



sides of thorax. (See Pm., plate III., fig. 15, p. 20.) 

 A portion of skin varying in shape and usually firmer and 



darker than the rest; often observable in larvae just 



behind the head. 

 Marked with numerous minute pits. 

 A small 2:>it. 

 The act of dianging into tlie ]iupal or clirysalis form. 



A long hair like trunk for sucking up fluids. 



-V small hard ])late (usually shield-shaped) occurring between 

 the bases of the elytra. (See Sc, plate III., fig. 29, p. 20.) 



Curious circular openings, observable with a powerful micro- 

 scope, on the surface of lower antennal joints in Plant 

 Lice. Presumably organs of hearing. (I'late IV., 

 fig. 35, X.X., p. 84.) 



Tapering \ery gradually to a ])()iiit. 



