690 



GLOSSARY. 



embracing the spiders, scor- 

 pions, and mites. 



A'bb-o-latb. Furnislied with 

 small areas; like a network. 



A-kis'tate. Furnished with a 

 hair. 



Ab-theo'po-da (Gr. mihros, a 

 joint; pous, podos, foot). Those 

 Articulata with jointed feet, 

 such as crabs, bees, etc. 



As.-Ti-cxi-'LA.''SA.(haX.articulus, di- 

 minutive of artus, a joint). 

 Cuvier's subkingdom of worms, 

 Crustacea, and insects. 



Ab-ti-o-dac'tt-la (Gr. artioB, 

 even; dakhtlos, finger or toe). 

 Those Ungulates with an even 

 number of toes, as the ox. 



A-8Ex'u-Aii. Applied to animals, 

 especially insects, in which the 

 ovaries or reproductive organs 

 are imperfectly developed ; and 

 which produce eggs or young 

 by budding. 



Ar-EB'Li-A. Old term for the 

 pupa of an insect. 



Atr'Bi-CLB (Lat. auricula, a little 

 ear). One of the cavities of 

 the heart of mollusks and verte- 

 brates. 



Az't-gos (a, 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.a;-NO'po-DA (Gr. baino, to walk). 

 The thoracic legs of insects. 



B^'no-some (Gr. baino, to walk; 

 soma, body). The thorax of in- 

 sects. 



Bi'pn). Divided into two parts ; 

 forked. 



Blas'to-debm (bloitos, a bud or 



sprout ; derma, skin). The outer 



layer of the germ-cells of the 



embryo. 

 Blastopore. The mouth of 



the gastrula. 

 Blas'to-spheee. The embryo 



when consisting of a single 



cell-layer. 

 Bban'chi-a. a gill or respiratory 



organ of aquatic animals. 

 Bban'chi-al. Relating to the 



gills or branchiae. 

 Bdc'cal. Relating to the mouth 



cavity; or rarely to the cheeks. 

 Bul'late. Blistered. 



Ca-du-ci-bbak'chiate (Lat. ca- 

 ducui, falling off; Gr. Iragchia, 

 gills). Applied to those Ba- 

 trachia in which the gills be- 

 come absorbed before adult life. 



Cal'ca-ea-ted. Armed with 

 spurs. 



Ca'ltx. a little cup ; often ap- 

 lied to the body of a Crinoid. 



Cap'i TATE. Ending in a head or 

 knob. 



CEK-TEUii. The body or central 

 part of a vertebra. 



Ce-phal'ic. Relating to the 

 cephalum or head. 



Ce-piialo-mtebe. Acephalic seg- 

 ment of an Arthropod. 



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

 sects, Arachnida and Myrio- 

 poda. 



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

 poug, podos, fool). The last paii 

 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 



