(H.ossAliY. 



321 



plied to a form of asexual gen- 



■ ration where new individ 



arise as buds from the body of 

 the parent. 



(in broi - Smooth; opp 

 to hairy; downy, villous. 



Gland, a cellular sac which 

 secretes, i . separates, certain 

 constituents of the blood. The 

 liver is a gland Becreting bile ; 



the kidneys excrete lllilie. 



Glai cous, Bluish green or gray. 



li'iN op o da (Gr. gone, genera- 

 tion; po'is, podos, foot). The 

 modified first pair of abdomi 

 Dal appendages of the male lob 

 er, 9hrimps, and era 



11 • mal (Gr. haima, blood). 

 ( lonnected with the blood-ves 

 sels or heart. 



11 •, i. lux. The thumb or great toe. 



II \t. i bb i - Gr, '<'','. res, poisi rs). 

 Balancers : the rudimentary 

 hind w ings of Diptera. 



II \i - i EL i \ i I Furnished with 

 a proboscis bo as to take food 

 by suction. 



! 1 1 -mm- 1 1 ra (Gr. hi mi, half ; 

 pteron, wing). An order of in- 

 sects with the fore-wings part- 

 ly opaque, hence called lieme- 

 ly t ra. 



1 h li If Vl'll RO-DITE (Gr. ll< rmrs. 



Mercury-, Aphrodite, Venus). 

 Any animal having the organs 



Of both sexes, usually the 



ovary and testes, combined in 



the same individual. 

 He-TE-RO-CBB cai. Unevenly 



lobed, as in the tail of sharks 

 and Ganoids, when the back- 

 bone is prolonged, iuto the up- 

 per lobe. 



11 1. 1 i BOG \ my.— Parthenogen- 

 esis. 



HEX- \ P0 DOl B. Provided with 

 six feet. 



HOMO-CEB CAL. Kven-lobed, OS 



in the tails of bony fishes. 



HO-MOL <iv ((Jr. he 



agreement). Implies identity 

 in structure between organs 

 which may bave different u 



as the fin of a whale, and the 

 foot of a dog, or a bird's wing. 

 Homology implies blood-rela- 

 tionship, i.e., a community of 

 origin between parts which 

 may have distinct i, 



II v DA Tin. The bladder-worm, 

 or the cystic stage of a tape- 

 worm. 



llv mi.\ <>p n ra (Gr. humm, 

 hymen, or membrane; pteron, 



wing). An order of iue 



with two pairs of membranous 



willL r S. 



Hy'oid (Gr ! . • Hoe, rest m- 

 blance). A bone in mammals, 

 resembling the Greek letter I . 



its form being different in 

 other \ erlebrates : also called 



'dngua, from its supporting 

 the tongue. 



II v ro BLAST. The under or in- 

 ner layer of the embryo. = 

 cctoblast, and the eiidoderm of 



the adult. 



Im \ go. The final or fourth, 

 winged and adult I in- 



sect-. 



[n-E QUI-LAT'B B vi. Having the 

 two ends unequal, as in the 

 clam, quohog, and most La 

 mellibranch shells. 



In b'q.0] valve. With one valve 



