GLOSSARY. 



551 



stood ; as, hyoid or hyoides, hyoid (bone) or 

 (os) hyoides, etc. The quadrate bone or os 

 quadratum is, as to its jihysical characters 

 and office, not found in animals above birds ; 

 it lunges the lower jaw, pterygoid, and malar 

 bones to the rest of the skull. It is regarded as 

 the honiologue of the mammalian incus by 

 some, by others as probably homologous with 

 the mammalian um/leus. 



Os'ciNE, a. Musical ; capable of singing. 



Os'ciNES, 71. jyl. A group of singing-birds, pos- 

 sessing a complex vocal organ of numei'ous 

 syringeal muscles, conferring musical ability. 

 These are regarded as the highest or most 

 perfectly developed of their class. 



Os'sEOUs, a. Bony. 



Os'siCLE, n. A small bone. 



Ossif'ic, a. Bony ; rather, having power to 

 ossify. 



Os'siFiED, a. Become bony ; united by bone. 



Os'siFY. To form bone ; to change into bone. 



Osteolog'ical, a. Pertaining to osteology. 



Osteol'ogy, n. A description of bones. Also 

 used to denote the osseous system, as myol- 

 ogy, neurology, splanchnology, likewise are 

 for their respective systems. 



Os'tiitm, 71. Doorway ; entrance. 



O'tic, a. Pertaining to the ear. 



O'tockane, n. "Skull of the ear"; cavity 

 containing essential organs of hearing. 



Outer Covering. (142.) See Indumentum 

 and Ptilosis. 



Outer Web (of a feather). (150.) See Pogo- 

 NiuM Externum. 



O'vAL, \a. Egg-shaped ; in a general sense, 



O'vate, ' oblong and curvilinear. Distinc- 



O'voiD, ( tions wliich may subsist between 



Ovoid'al, ) these words are practically ig- 

 nored among otilogical writers, who use them in- 

 terchangeably for the oblong curvilinear shape 

 when the curve is unequal at the opposite 

 ends ; the terms elliptical, ellipsoidaJ, being 

 generally nsed to denote a curve ecpial at 

 both ends. The tran verse contour-line of an 

 egg being always circular, the descriptive 

 terms refer to the lengthwise contour, con- 

 sidered either as of a surface or a solid. 



Ova'rium, n. ; jil. ovaria, } Organ or tissue 



O'VARY, n. ; pi. ovaries, \ in which eggs 



originate ; they subse(|uently ac(pnre albumi- 

 nous deposit, and, in birds, a calcareous shell, 

 in the oviduct. 



O'viDUCT, 71. Tube conveying eggs from ovary 

 to cloaca. 



Ovip'arous, a. Producing eggs which are de- 

 veloped after exclusion from the body. Op- 

 posed to vivijMl'OUS. 



Oviposi'tion, n. Act of laying eggs. 



O'visAC, n. Ovarian cavity in which an egg 

 originates. Graafian vesicle. 



Ovula'tion, n. Formation of eggs in, and 

 discharge from, the ovary. 



O'vuM, ?i. ; pi. ova. Egg. Sometimes synony- 

 mous with e77ibryo. 



P. 



Pab'ttlum, n. Food ; nourishment ; aliment. 

 Pads. (123.) See Tylari. 



A lobulated gland near the 



Pal^arc'tic, a. Indigenous to the northern 



parts of the Eastern Hemisphere. 

 PAL^OGiE'AN, a. Indigenous to the Eastern 



Hemisphere, or "Old World." 

 Pal^ornithol'ogy, 71. Science of fossil birds. 

 Pal'ama, -ji. Webbing between the toes. (138.)' 

 Pal'atal, ) a. Pertaining to the palate ; pala- 

 Pal'atine, \ ti7ie is said especially of certain 



bones. 

 Pal' ATE, n. Roof of mouth. 

 Pal'atum, 71. The palate. 

 Pa'le.\, n. Fleshy pendulous skin of the chin 



or throat ; dewlap. 

 Pal'lium, n. Same as Stragulum (which see). 

 Pal'mar, a. Pertaining to the under surface 



of the pinion. 

 Pal'mate, ) a. Web-footed ; having the an- 

 Palma'ted, > terior toes full-webbed. Com- 

 Pal'mipei), ) pare Semipalmate and Toti- 



palmate. 

 Pal'mate Foot. (139.) 

 Pal'pebra, n. Eyelid. 

 Pal'pebral, a. Pertaining to the eyelids. 

 Pal'pebrate, a. Having eyelids. 

 Palu'dicole, a. Marsh -inhabiting, 

 Pan'creas, n 



stomach, the secretion of which poured into 



the duodenum aids digestion by making an 



emulsion of fat. 

 Pancreat'ic, a. Pertaining to the pancreas ; 



as, pancreatic fluid. 

 Papil'la, n. Small fleshy nipple-like promi- 

 nence. 



plp!;iioJI,' i "■ Having 27api7te. 



Pap'ul^e, 71. pi. Pimples. 



Pap'ulous, a. Pimply. 



Paradac'tylum, 71. Side of the toes, in any 

 way distinguished from top or sole. (119.) 

 (Little used.) 



Paragnath'ous, a. Having both mandibles 

 of equal length, tlieir tips meeting. 



Parapoph'ysis, 11. Certain lateral process of a 

 vertebra. 



Parap'terum, 71. Of uncertain meaning, but 

 has been applied to the scapular region or its 

 feathers. (Little nsed.) 



Parasit'ic, a. Habitually making use of other 

 birds' nests. 



Paratar'sium, 71. Side of the tarsus, in any 

 way distinguished. (105.) (Little used.) 



Parato'num, n. Side of upper mandible when 

 distinguished from the culmen. (Little used.) 



Parauche'nium, 71. Side of neck. (54.) (Lit- 

 tle nsed.) 



Paren'chyma, 71. Essential substance of a 

 vise us. 



Pari'etal (bo7ies), a. for ?!.. Expanded bones 

 forming part of the cranium. 



Pari'etks, 71. Wall. 



Paroccip'ital, a. for 7i. Certain lateral ele- 

 ments of the occij)ital bone. 



Parot'ic, a. About the ear. (45.) 



Parot'id, a. or 7(. Pertaining to the ear. Es- 

 pecially, a salivary gland situate near the 

 ear. 



Pas'seres, 71. pi. A group of birds including 

 sparrows and all the higher birds. 



Pas'serine, a. Sparrow-like. Belonging to 

 the group of Passeres. 



