GLOSSARY OF TECHNICAL TEHMS. 



77 





Ep'i- (in composition). Upon; as epidermis, upon the skin, that is, the 

 surface skin. 



Epider'mis (L.), n. The cuticle, or scarf-skin. 



Epider'mic, a. Pertaining to the epidermis. 



Epignath'ous (L. epigna'thus). Hook-billed, as a Hawk or Parrot. 



Epithe'ma, n. A horny excrescence upon the bill. 



Erec'tile, a. Capable of being raised or erected, as an erectile crest. 



Erythris'mal, a. The state of being red or rufous, instead of the usual 

 or " normal " color. 



E'rythrism (L. erythris'mus), n. A particular state of plumage caused 

 by excess of red or rufous pigment; it is one of the dichromatic states 

 of many birds, as certain species of Owls (Strix stridula, Scops asio, etc.), 

 also some species of Accipiter and Micrastur, among Hawks. 



E'tiolated (L. cethiola'his), a. Whitened; bleached. 



Etyp'ical, a. Tending away from normal or typical character. 



Eurhipidu'ra (L.),n. The name of one of the primary groups of birds, 

 comprising all existing species. 



E'ven (L. trunca'tus),a. An even ox "square" tail has, when closed, all 

 the feathers terminating on the same transverse line ; in other words, 

 it is truncated at the tip. When spread, the tips of the feathers 

 describe a semicircle, while an emarginate or slightly forked tail 

 becomes even or truncated when spread. 



Ex- (in composition). Out; out of; away from. As, exterior, on the 

 outside. 



Excres'cence, n. Any outgrowth, whether cutaneous, corneous, or 



fleshy. 

 Exot'ic (L. exot'icus), a. Foreign. 



Exten'sile (L. exten'silis), a. Susceptible of being extended or lengthened. 

 Eye'brow (L. superciTium), n. The middle portion of the superciliary 



region, or that part immediately above the eye. 



lK Te ' In. 

 Ey'ne, J 



The nest of a bird of prey, especially an Eagle. 



F. 



Fa'cial (L. facialis), a. 

 Fal'cate (L.falca'tus), 



Pertaining to the face. 



, . . \a. Shaped like a sickle or scythe. 

 Fal ciform (L.falaformis), ) r 



Fal'conine (li.falconi'nus), a. Falcon-like. 



Fam'ily (L. fami'lia), n. A systematic group in scientific classification, 

 embracing a greater or less number of genera which agree in certain 

 characters not shared by other birds of the same Order. In rank, 

 a Family stands between Order and Genus, the former being com- 

 posed of a greater or less number of nearly related families. In 



