352 GLOSSARY. 



Vek'mes (Lat. vermis, a wonn). Sometimes employed at the present day in 

 the same, or very nearly the same, sense as Annuloida, or as Annuloiia 

 plus the Anarfhrofoda. 



Vek'mi-foem (Lat. ■B«r»ii«, worm ; and. fowraa, form). Worm-like. 



Veb'te-bka (Lat. verto, I tmn). One of the bony segments of the vertebral 

 colmnn or baok-bone. 



Veh-te-bka'ta. (Lat. vertebra, a. bone of the back, from tertere, to turn). 

 The division of the Animal Kingdom roughly characterized by the posses- 

 sion of a back-bone. 



Ves'i-ole (Lat. vesica, a bladder). A little sac or cyst. 



Vi-BEAo'tr-LA (Lat. vioro, I shake). Long filamentous appendages found in 

 many Polyzoa. 



ViB-Ki-o'ires (Lat. vihro, I shake). The little moving filaments developed in 

 organic infusions. 



Vip-E-Bi'jfA (Lat. vvpera, a viper). A group of the Snakes. 



Vis'oE-BA. 



Vi-vip'a-botjs (Lat. vivus, alive ; and pario, I bring forth). Bringing forth 

 yomig alive. 



Whoel. The spiral turn of a univalve shell. 



Xiph-i-stee'sttu (Gr. xiphos, sword ; sternon, breast-bone). The inferior or 



Eosterior segment of the sternum, corresponding with me " xiphoid carti- 

 ige " of human anatomy. 

 Xiph-o-stj'ea (Gr. xiphos, a sword ; and oura, tail). An order of Crustacea, 

 comprising the lAmvM or King-Crabs, characterized by their long sword- 

 like tails. 

 Xt-loph'a-gous (Gr. xulon, wood ; WiApTiago, I eat). Eating wood ; applied 

 to certain MoUusca. 



Zo'oiD (Gr. zoon, animal; and eidos, form). The more or less completely in- 

 dependent organisms, produced by gemmation or fission, whether these re- 

 main attached to one another or are detached and set free. 



Zo'o-PHYTB (Gr. zoon, animal ; phuton, plant). Loosely applied to many 

 plant-like animals, such as Sponges, Corals, Sea-anemones, Sea-mats, etc. 



Zo'o-spoREa (Gr. zoSn, animal : and mora, seed). The ciliated locomotive 

 germs of some of the lowest forms of plants {FrotopTiyta). 



