PALEOZOOLOGY 



962 



PALMELLA 



Paleozoology, Palaeozoblogy (pa - le-o-zo- ol'- o -je) 

 [ira?uii6c, ancient; C<f> ov < animal; Myoc, science]. 

 In biology, the science of fossil animals. 



Palestric (pa-les' - trik) [Tra'/uuaTpinSg , pertaining to 

 wrestling]. Pertaining to systematic exercise, or 

 physical training ; athletic. 



Palet (pal'-et). See Palette. 



Palet (pal'-et) [palea, chaff]. English term for Palea. 



Palette, Pallet, 'Palet (pal'-et) \_pala, a spade]. In 

 biology, a disc-shaped organ found especially on the 

 front and middle tarsi of the males of certain beetles. 



Pali (pa'-le) [Ind.]. Pali or Indian plague — an infec- 

 tious febrile disease of India, where it is also known as 

 Mahamurri. P. Plague. Synonym of the Plague,q.v. 



Palicourea (pa-lik-oo' -re-ah) [L.]. A Brazilian rubia- 

 ceous shrub, numbering several species, some of which 

 are poisonous. P. diuretica and P. officinalis, have 

 diuretic properties. Unof. 



Palillo (pal-el' '-yo) [Sp.]. A Peruvian plant of value 

 in gastric disorders. 



Palimptosis (pal-imp-to' -sis) [iva?uv, back; tvtuglc, a 

 fall]. A falling back ; properly, a falling back to a 

 former position, whether after a proptosis, or abnormal 

 forward displacement, or after the rectification of 

 backward displacement. 



Palincotesis (pal-in-kot-e'.-sis) [ird/uv, again ; koteIv, 

 to be angry] . Recrudescence or recurrence of a dis- 

 ease or wound. 



Palindromia ( pal-in-dro' '-me-ah)[-d?uv , again ; dpd/noc, 

 a course] . Recurrence or growing worse of a disease ; 

 a relapse. 



Palingenesis (pal-in-jen' '-es-is) [ndXiv, again ; ykvzaiq, 

 production]. I. In biology, the theory that the 

 developmental history of an individual germ is the 

 brief recapitulation of the development of its ancestors ; 

 unmodified ontogeny, the antonym of Kenogenesis. 2. 

 The transformation or metamorphosis of an insect. 

 3. The recreation of life after a geologic catastrophe. 4. 

 The supposed generation of a parasite from its host 

 or from dead matter. 



Palingenesy (pal-in-jen'-es-e). Same as Palingenesis. 



Palingenetic (pal-in-jen-ef -ik) [ndliv, again ; yeveoig, 

 genesis]. Of, or pertaining to, palingenesis ; develop- 

 ment according to the primitive or original mode. 



Palingeny ( pal-in' -jen-e) [nd'kvv, again ; yevr/g, pro- 

 ducing]. Same as Palingenesis. 



Palirrhea (pal-ir-e'-ah) [natuv, again; pola, flow]. 

 The return of a mucous discharge. 



Palisade (pal-is-dd') [Fr., palisser, to inclose with 

 pales]. A fence made of strong poles or stakes set 

 firmly in the ground. P. -cell, in biology, a constitu- 

 ent cell of palisade-tissue. P.-parenchyma, the 

 same as P. -tissue. P. -tissue, in biology, applied to 

 certain cells which are elongated at right angles to the 

 surface, occurring especially on the upper side of 

 leaves. P.-worm. See Parasites (Animal), Table of. 



Palladium (pal- a'- de- urn) [ira7JM<hov, a statue of 

 Pallas]. A rare and valuable metal, in some respects 

 resembling platinum. Symbol, Pd. , at. wt., 106.5, 

 spec. grav. II. 4. It is sometimes used in making in- 

 struments of precision, and it has been employed in 

 dentistry. See Elements, Table of. 



Pallet (pal'-et). See Palette. 



Palliation (pal-e-a' -shun) [palliare, to cloak]. The 

 act of soothing or moderating, without really curing. 



Palliative (pal'-e-a-tiv) \_palliare, to cloak]. A drug 

 relieving or soothing the symptoms of a disease with- 

 out curing it. 



Pallid (pal' -id) [pallere, to look pale]. Pale. 



Palliobranchiate (pal-e-o-brang' -ke-at) [pallium, a 

 cloak ; branchia, gills]. In biology, breathing by 

 means of the mantle. 



Palliocardiac (pal-e-o-kar' -de-ak) [ pallium, a cloak; 

 KapSia, heart]. In biology, pertaining to the mantle 

 and to the pericardial sac of a mollusc. 



Palliopedal (pal-e-o-ped'-al) [pallium, cloak; pes, 

 foot]. In biology, pertaining to both the foot and the 

 mantle or pallium of a mollusc. 



Pallium (pal'-e-um) [pallium, a mantle, cloak]. In 

 biology, the mantle or enclosing and shell-forming 

 tissue of a mollusc ; the stragulum. 



Pallor (pal' -or) [L.]. Paleness, especially of the skin 

 and mucous membranes. P. chloroticus, the peculiar 

 paleness of chlorotic persons. P. eximius, abnormal 

 paleness, usually due to anemia. P. pathematicus, 

 the pallor due to terror or fright. P. virginum. 

 Synonym of Chlorosis. 



Palm (pahtn) [palma, ivaAdfia, palm]. I. The inner 

 or ventral surface of the hand ; the flat of the hand. 

 2 [palma, a palm-tree]. A palm-tree. P. -oil, Oleum 

 palma:, is obtained from the fruit of several species of 

 palm. Fresh palm-oil has an orange-yellow tint, a 

 sweetish taste, and an odor resembling that of violets. 

 Its specific gravity is about .968 ; its consistency is that 

 of butter or lard. It ordinarily becomes rancid rapidly, 

 and hence usually contains free acid. It is used in 

 candle-making and soap-making, and also to color 

 and scent ointments, pomades, soap, and powders. 

 See Oil. P. -wine, the juice of several species of 

 wine-palms which has undergone vinous fermenta- 

 tion. The distilled product is known as arrack. 



Palma (pal' -mah) [L.: pi., Palmtz\. I. In biolotr 

 The palm of the hand, (b) The enlarged first joint of 

 the front tarsus of a bee. (c) The dilated and setose 

 tarsus of an insect. 2. A palm-tree. Oleum palmae. 

 See Palm-oil. Palmae plicatae, the arborescent 

 rugae of the interior of the vagina. 



Palmar (pal' -mar) [palma, palm]. Pertaining to the 

 palm of the hand. P. Abscess, an abscess in the 

 palm of the hand, usually situated beneath th 

 mar fascia. P. Arch, one of the curved arche: 

 formed by the anastomosis of the radial and ulnar ar- 

 teries in the hand. There are two, a superficial and a 

 deep. P. Arteries. See Arteries, Table of. P. 

 Fascia, the sheath investing the muscles of the hand. 

 P. Muscles. See Muscles, Table of. P. Reflex. 

 See Refle xes, Table of. P. Triangle. See Tri 



Palmaris (pal-ma' -ris) . See Muscles, Table of. 



Palmate (pal'-mat) [palma, the palm of the hand]. In 

 biology, resembling in some way the open palm, as 

 the webbed foot of a bird or reptile, or a five-lobed leaf. 



Palmatifid (pal-mat'-ifia) [palmatus, palmate ; fi 

 dere, to cleave]. In biology, palmately cleft. 



Palmatiform (pal-mat' -if-orm) [palma, the palm ol 

 the hand ; forma, form]. In biology, having the form | 

 of a hand. 



Palmatilobate ( pal-mat-il-o' -bat) [palma, the p; 

 the hand; lobus, a lobe]. In biology, pain 

 lobed. 



Palmation (pal-ma' -shun) [palma, the palm of th 

 hand]. In biology, the state of being palmate, 

 webbed foot of a bird, or a five-lobed leaf. 



Palmatipartite (pal-mat-ip-ar'-tit) [palma, the pah: 

 of the hand ; partiri, to divide]. In biology, pah 

 parted. 



Palmatisect (pal-mat'-isekt) [palma, the palm of th 

 hand; secare, to cut]. In biology, palmately 

 pound. 



Palmature (pal' -mat-fir) [palma, palm], Unii 

 the fingers, either congenital or from burns, wi 

 or other trauma. 



Palmella (pal-met' -ah) [rra'Afidg, vibration]. A gttl 

 of fresh-water algte believed by Salisbun to I 

 origin of the spores that produce malarial fever. 



