GLOSSARY. 309 



GLOSSARY. 



Acute: sharp or, pointed. 



Alimentary: pertaining to food. 



Amorphous: having no regular structure nor definite 



form. 

 Antenna (plural antenna): a jointed, movable tentacle 



or feeler on the head of certain Crustacea and insects. 

 Anterior: front, going before. 

 Aquatic: living or growing in water. 

 Assimilated: turned to its own substance by digestion, 



Beak: the lengthened end or front. 



Bi: in compound words, meaning two. 



Bifid: two-parted. 



Bosses: knobs, protuberances, usually rounded. 



Branchial: relating to gills or branchiae. 



Carapace: the firm shell or lorica of some Infusoria, 



Rotifers, etc.. 

 Carnivorous: flesh-eating. 

 Caudal: pertaining to the tail. 

 Cellular: formed of or possessing cells. 

 Cervical: upon, or pertaining to the neck. 

 Chlorophyl: the green coloring matter of plants. 

 Cilium (plural cilia): a short fine, vibrating hair. 



