GLOSSARY Or TECHNICAL TERMS. 
105 
Recur'ved (L. recurv'us), a. Curved upward. 
Reflected (L. reflec'tus), a. Turned backward. 
Reflection (L. reflec'tio), n. Change of color with different inclination 
to the light. 
Refract'ed (L. refrac'tus), a. Abruptly bent, as if broken. 
Re'gion (L. re'gio), n. Any portion of the body localized, as the anal 
region (regio analis), dorsal region (regio dorsalis), etc. 
Re'mex (L.; pi. rem'iges), n. Any one of the longer wing-feathers. 
Used chiefly in the plural. The remiges are of two kinds ; namely, the 
primary remiges, or quills of the hand-wing, and the secondary remiges, 
or quills of the forearm. 
Rentform (L. reniform'is), a. Kidney-shaped. (Plate XIV. fig. 19.) 
Replicate, ) (L. replica'tus), a. Eolded over so as to form a groove or 
Replicated, j channel. 
Retictilate, ) (L. reticula'tus) , a. Marked with cross-lines like the meshes 
Retic'ulated, ) of a net. 
Reticulation, n. Net-work. 
Retractile, a. Susceptible of being drawn back and driven forward, as 
a cat's claw. 
Retrorse' (L. retror'sus), a. Directed backward. 
Rhachts (L.; pi. rhach'ides), n. The shaft of a feather, exclusive of the 
hollow basal portion, or " barrel." 
Rhi'nal (L. rhina'lis), a. Pertaining to the nose. 
Rhomb'oid (L. rhomboid' eus), a. Lozenge-shaped. (Plate XIV. fig. 1.) 
Rictal, n. Pertaining to the rictus. (Plate XII. fig. 18.) 
Rictus (L.), n. The gape; sometimes restricted to the corner of the 
mouth, or angulus oris. (Plate XII. fig. 2.) 
i(L. rosa'ceus; pal'lide-ro'seus ; caryophylla'cens), n. Avery 
pure purplish-pink color, like some varieties of roses. 
(Rose carthame + rose tyrien -j- white.) (Plate VII. 
fig. 20.) 
Rose Pur'ple (L. rosa'ceo-purpu'reus), n. A light rosy purple hue, like 
the petals of some roses. (Madder carmine + violet ultramarine -f- 
white.) (Plate VIII. fig. 20.) 
Rose Red (L. ro'seus ; rosa"ceo-ruber), n. The purest possible purplish 
red color. (Rose carthame -f- rose tyrien.) (Plate VII. fig. 5.) 
Rostrum (L.), n. The beak. 
Round'ed (L. rotunda'tus), a. A rounded tail has the central pair of 
feathers longest, the remainder successively a little shorter. A rounded 
wing is one in which the first primary is short, the longest quill being 
the third, fourth, or fifth, or one nearly midway between the first and 
last. 
Roy'al Pur'ple (L. ianthin'us), n. A very rich intense violet color, verg- 
ing toward blue. (Anilin violet -{- violet-ultramarine.) (Plate VIII. 
fig. 7.) 
Ru'diment, n. A beginning. 
