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GLOSSARY. 



Ap-pen-dic'u-late. Where the 

 joints of the antennae have 

 articulated appendages. 



Ap'TE-Rous(Gr. a, without; pte- 

 ron, wing). Destitute of wings. 



A-rach'ni-da (Gr. arachne, a spi- 

 der). The class of Arthropods, 

 embracing the spiders, scor- 

 pions, and mites. 



A-ke'o-la or A-reo-let. One 

 of the little spaces into which 

 the wing is divided by the 

 veins or venules. 



A'ke-o-late. Furnished with 

 small areas; like a network. 



A-ris'ta. In Diptera a slender 

 bristle situated upon the upper 

 border of the third joint, mi- 

 croscopically jointed near its 

 base. (Williston.) 



A-ris'tate. Furnished with a 

 hair, or arista. 



A-ro'lj-a. A plantula or climb- 

 ing cushion; one of the lobes 

 of the pulvillus. 



Ar thro-mere. (Gr. arthron, a 

 joint; meros, a part or segment). 

 A segment or ring of the body 

 of an Arthropod; somite. 



Ar-tiirop'o-da (Gr. arthron, 

 joint; pons, podos, foot). That 

 branch or sub-kingdom em- 

 bracing the Crustacea, Podo- 

 stomata(Merostomata and Trilo- 

 bita), Afachnida, Myriopoda, 

 and Insecta. 



A-sex'u-al. Applied to animals, 

 especially insects, in which the 

 ovaries or reproductive organs 

 are imperfectly developed; and 

 which produce eggs or young 

 by budding. 



At'ro-phied. Wasted away, 

 wanting, obsolete, aborted. 



Au-re'li-a. Old term for the 

 pupa of an insect. 



B^e-no'po-da. The thoracic legs 

 of insects. 



ILe'no-some. The thorax of in- 

 sects. 



Bi'fid. Divided into two parts; 

 forked. 



Blas'to-derm (blastos, a bud or 

 sprout; denim, skin). The 

 outer layer of the germ-cells of 

 the embryo. 



Bra-chy'ce-ra (Gr. brachus, 

 short; kvras, horn). Applica- 

 ble to those Diptera orthorha- 

 pha, having short, 3-jointed 

 antennae. 



Bran'chi-a. A gill or respira- 

 tory organ of aquatic animals. 



Bran'chi-al. Relating to the 

 gills or branchiae. 



Buccal. Relating to the mouth- 

 cavity; or rarely to the cheeks. 



Bul'late. Blistered. 



Bursa. A wing-pouch in the 

 hind wings of males of cer- 

 tain caddis-flies, and in connec- 

 tion with a stalked pencil of 

 hairs. 



Cal'ca-ra-ted. Armed with 

 spurs. 



Cal-los'i ty. A thickened spot; 

 a small knob. 



Ca-lyf'tra-ta (Gr. kaluptra, a 

 covering). Those flies (Mus- 

 cidae) which have tegulae or 

 membranous scales above the 

 halteres. 



Ca-nal-ic'u-late. Channelled; 

 excavated longitudinally. 



