274 



GLOSSARY. 



embracing the spiders, scor- 

 pious, and mites. 



A'ke-o-latb. Furnished with 

 small areas; like a network. 



A-kis'tate. Furnished with a 

 hair. 



Ak-thko'poda (Gr. a, without ; 

 arikros, a joint ; pous, podos, 

 foot), Those Articulala with 

 jointed feet. 



Ae-ti-ctj-la'ta (Lat. articulus, di- 

 minutive of artua, a joint). 

 Cuvier's subkingdom of worms, 

 Crustacea, and insects. 



Ar-ti-o-dac'tt-la (Gr. artios, 

 even; daktulos, finger or toe). 

 Those Ungulates with an even 

 number of toes, as the ox. 



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. 



Au-BB'iii-A. Old term for the 

 pupa of an insect. 



Au'ei-cle (Lat. auricula, a little 

 ear). One of the cavities of 

 the heart of mollusks and verte- 

 • brates. 



Az't-gos (or, without ; zugon, a 

 yoke, a pair). An organ, such 

 as a nerve or artery, situated 

 in the middle line of a bilater- 

 ally symmetrical animal, which 

 has therefore no fellow. 



B^-No'po-DA (Gr. laino, to walk). 

 The thoracic legs of insects. 



B.ffi:'NO-soMB (Gr. haino, to walk; 

 soma, body). The thorax of in- 

 sects. 



Bi'fid. Divided into two parts; 

 forked. 



Blas'to-dbem (blastoS, a bud or 

 sprout; derma, skin). The first- 

 formed layer of the germ-cells 

 of the embryo. 



Blas'to-poee. The mouth of 

 the gastrula. 



Blas'to-spheee. The embryo 

 when consisting of a single cell- 

 layer. Thesameastheblastula. 



BLAs'TtJ-i,A. The embryo with 

 but a single layer of cells. 



Bean'chi-a. a gill or respiratory 

 organ of aquatic animals. 



Boc'cAL. Relating to the mouth 

 cavity; or rarely to the cheeks. 



Bul'latb. Blistered. 



CA-DTr-CI-BBAN'CHIATB (Lat. ca- 

 ducus, falling off; Gr.bragcJna, 

 gills). Applied to those Ba- 

 traclda in which the gills be- 

 come absorbed before adult life. 



Cal'ca-ea-tbd. Armed with 

 spurs. 



Oa'lyx. a little cup, "^ften ap- 

 lied to the body of a Crinoid. 



Cap'i-tate. Ending in a head or 

 knob. 



Cbn-teum. The body or central 

 part of a vertebra. 



Cb-phal'ic. Relating to the 

 cephalum or head. 



Ge-puai/o-meee. a cephalic seg- 

 ment of an Arthropod. 



Ce-phal'o-some. The head of in- 

 sects, Arachuida and Myrio- 

 poda. 



Gbe-co'po-da (Gr. cercos, tail; 

 pous, podos, foot). The last pair 

 of jointed abdominal appen- 

 dages of insects; the "cerci." 



Che'la. The terminal portion of 

 a limb with a movable lateral 

 part, like the claw of a crab ; as 



