GLOSSARV. 441 



Enamel, in anatomy, the smooth and very hard Buhstanco 

 which in various forms is scon on the crown of tlie teeth. 



Encei'h'ala, the group of molluscous animals which (like the 

 Snail) are furnished with a head. Tiie name refers to this 

 distinguishing characteristic. 



Encuinite, a name given to the " Stone-lilies," or fossil remains 

 of the crinoid Starfishes. Gr. krinon, a lily. 



Entomologist, one conversant with Entomologji, or the 

 branch of science treating of insects. Gr. entoma, insects, 

 and looos, a discourse. 



Entomos'traca, a term given to the minute freshwater Crus- 

 tacea and others having a flexible horny shell. Gr. entoma, 

 insects, ostraLon, a shell. 



Ento'zoa, an order of radiated animals composed of what are 

 called intestinal worms. Gr. entos, within, zoon, an animal. 



Epidermis, the transparent membrane that forms the covering 

 of the skin. Gv. epi, upon, de7-ma, the skin. 



Epizoa, external parasites; an order of Crustacea which par- 

 ticularly infest fishes. Gr. epi. upon, and zoon, an animal. 



Erran'tes, a tribe of AnueUds; their name denotes their wan- 

 dering habits. 



Erratic, wandering, irregular; not stationary nor fixed. Lat. 

 erro, I stray or wandei-. 



Esculent, eatable; that which may be used as food. Lat. 

 esculenta, meat. 



Euphonious, having a sound that is pleasing to the ear. Gr. 

 eu, good or fine, and phone, sound. 



Exhumation, the disinterment of that which has been buried. 

 Lat. ex, out of, and humus, the ground. 



Exudation, the discharge of moisture from a living body, by 

 the pores of the skin. Lat. ex, out. and sudo, I sweat. 



Exuvi.E, the cast skins or shells of animals. Lat. exuo, 1 cast oif. 



Farina, the pollen, or fine impregnating dust of the anthers of 

 flowers. 



Fasci'culi, Lat. little bundles. 



Fauna, the animals that are indigenous to a certain country 

 or district. The term is derived from the Fauni, or ruraJ 

 deities in Koman mythology. 



Filament, a thread or fibre; a long thread-like process. Lat. 

 filum, a thread. 



Fission, that spontaneous division of the body which prevails 

 in some of the infusory animalcules. 



FissiPAROUS, reproduction by continual division of the body. 

 It is observed among some of the Infusoria. Lat. ^its, 

 divided, patio, I produce. 



Flora, the plants belonging to a certain country or district 



Foliated, having leaves. Lat. folium, a leaf. 



Fossils, the remains of animals and plants found in different 

 geological formations. Lat. fossilis, anything that may bo 

 dug out of the earth. 



Frond, a term applied to that part of flowerless plants resem- 

 bling true leaves. Lat. frons, a leaf, 



