552 



GLOSSARY. 



Patel'la, n. Knee-pan ; knee-cap. Sesamoid 

 bone of knee-joint. 



Pat'ent, a. Open. 



Pathol'ogy, h. Physiology of disease. 



Pec'ten, n. Same as JIahsui'R'M (which see). 



Pec'tixate, j a. Having tooth-like projec- 



Pec'tinated, j tion.s, like those of a comb. 



Peci'IXa'tion, n. Comb-like toothinj,. 



Pec'touai, a. Pertaining to the breast. The 

 pectoral mnscles of birds, three in number, 

 are the pnncipal ones in point of bulk in 

 most birds ; tliey move the wing as a whole. 



Pec'tus, 71. Breast. (ti2. ) Anterior portion 

 of lower part of trunk, between jugulum and 

 abdomen ; propui-ly, the region overlying and 

 containing the breast-bone, but generally re- 

 stricted to the more forward swelling portion 

 of such region. 



Pe'des, ». ; pi. of/ws. Feet. ('JtJ.) Leg beyond 

 the end of the tibia. 



Pek'icel, ii. Narrow foot-stalk or stem by which 

 an organ is attached. Same as peduncle. 



Pelag'ic, a. Frequenting the high seas. 



Pel'licle, n. Any very delicate membrane. 



Pel'ma, ti. The track ; entire lower surface 

 of the toes. (114.) 



Pel'vic, a. Pertaining to the pelvis. 



Pel'vis, 91. Cavity of the body formed by the 

 ossa imtominata, sacrum, and coccyx; also, 

 these bones collectively. 



Pe'.n'I.\l, a. Pertaining to the penis. 



Pesicil'late, a. Brushy-tipped. 



Pe'.vis, n. The male intromittent organ. 



Pex'xa, n. A feather. Generally a contour- 

 feather (pluma), as distinguished from a 

 down-feather {plumula) ; particularly, a large 

 stilV feather of the wing or tail, cue of the 

 rcmi/fes or rcctriccs. 



PEXX.4.'CEors, a. Denoting a perfect feather 

 complete in all the parts a feather can have ; 

 distinguished from plumulaccous. 



PEx'xiFor.M, a. Noting a muscle whose fibres 

 are arranged alongside of a central tendon, 

 like the w'eb of a feather. 



PElt'FORjVTE, a. Pierced through. (Said espe- 

 cially of the nostrils when without a septum.) 



Pericau'dium, n. Bag holding the heart. 



PekicI'.a'xil'm, n. Soft parts enclosing the 

 skull ; especially tlie periosteum of the bones. 



Perios'tei'M, n. Membranous investment of 

 bone. 



Periph'ekal Part.s, n. pi. Superficial, as op- 

 posed to intcnor, parts. 



Peuiph'ery, 71. Superficies ; contour. 



Peuistal'tic, a. Denoting the peculiar motion 

 of the intestines by which their contents are 

 urged onward ; the peristole. 



Peritoxe'im, 11. Thin smooth serous membrane 

 lining the belly, and investing most of the 

 contained organs. 



Peroxe'al, a. Pei-taining to the fibula. 



Peroxe'us, a. for «. Name of a fibular muscle. 



PER'viot:s, a. Open. Used synonymously 

 with perforate in respect of the nostrils, but 

 better restricted to the opjiosite of impervious 

 or closed (as to an ej^tcrnal opening). 



Pes, 11. ; pi. pedes (w hich see). Foot. (96. ) 



Pes'suli's, Ti. Cross-bone of the .syriu.x ; bony 

 bar across lower end of windinpe, at point of 

 Ibiking into the bronchL 



Petro'sal, a. (Used substantively.) Same as 

 petrous. 



Pe'trous, a. Stony ; lience, hard. The petrous 

 bone is an element of the temporal bone. 



Pha'i,ax.\, 7i. ; \i\. phalan'yes. Commonly any 

 bone of a linger or toe. Equivalent to inter- 

 node or joint (not arliculution). Pro]>erly 

 in sucli application lacking the singular num- 

 ber, pimlanges being the row or series of the 

 small digital bones, taken collectively. (120.) 



Phakyxge'al, a. Pertaining to the pharynx. 



Phar'yxx, n. Back compartment of the mouth, 

 leading directly into the tesophagus. 



Phrex'ic, «. Pertaining to the diaphragm. 



PuYS'lCAL, a. Bodily ; material. Opposed to 

 ■nuntal or psychical. 



Puysiog'xoiiy, n. Countenance, in rts])ect to 

 temper of mind ; general appearance, in re- 

 spect to habits. 



Physiol'ogy, n. Science of animal or vegetable 

 economy ; .science of bodily functions, pro- 

 cesses, operations. It is less com])rehensive 

 than biology, or the science of life, as it takes 

 aicount only of material or physical, not 

 psychical, offices. 



Pi'a Ma'ter, 7!. Soft vascular membrane im- 

 mediately investing the brain. 



Pl'ciXE, a. Woodpecker-like. 



Pictu'ka, «. Pattern of coloring. 



Pig'ment, 11. Coloring-matter. 



Pil'eis (also written pilciim), n. The cap ; 

 top of head from base of bill to nape. (30.) 



Pix'eal Body, n. A small organ associated 

 with the brain. 



Pix'lON, n. Part of the wing beyond the WTist 

 exclusive of the feathei-s ; usually'the meta- 

 cai'pus and phalanges : the hand bone. Not 

 technically u.sed synonymously with quill or 

 vHiig. 



Pix'xated, a. Having little wing-like tufts of 

 feathers on the neck. 



Plx'xiFORM, a. An epithet of the penguin's 

 wing ; fin-like. 



Pisciv'oEous, a. Fish-eating. 



PlTl'lTARY, a. That secretes mucus. PituHary 

 membrane, the mucous membrane of the nasal 

 passages. Pituitary gland, a certain appen- 

 dage of the brain. 



Pla'ga, 11. Stripe of color. 



Plax'ta, a. Back of tarsus, homologically the 

 sole. (106.) 



Plan'tar, a. Pertaining to the sole. A cer- 

 tain muscle is the plantaris. 



Plan'tigrade, a. Walking on the back of the 

 tarsus as well as on the soles of the toes. 

 Many pygopodous birds are plantigrade. 



Plas'ma, n. Colorless fluid of the blood. 



Plas'tic, a. That ni.'^y be moulded. Forming 

 or serving to form ; histogenctic. Plastic force. 

 See NiSl'S FOKMATIVUS. 



Pleu'r.v, n. Membrane lining the thorax and 

 investing the lungs. 



Pleurapopu'ysis, n. Segment of the bsemal 

 arch next to the centrum. The vertebral rib 

 of a bird is a pleurapophysis. 



Plex'i'S, n. Union in network of nerves, ves- 

 sels, or fibres. Said especially of the anasto- 

 mosis of nerve.'!. 



Pli'ca Ala'ris, or Pli'ia Pkeala'ris, n. The 

 feathered fold of skin on the front border of 



