LOWER BACK. (59.) See TERGUM.
LOWER JAW. LOWER MANDIBLE. (11.) See MANDIBLE.
LOWER PARTS. (6.) See GASTRÆUM.
LOWER WING-COVERTS. (85.) See TECTRICES.
LOWER TAIL-COVERTS. See CALYPTERIA, CRISSUM, TECTRICES.
LUM´BAR, _a._ Pertaining to, or situate in, the loins. In birds, a
_lumbar_ region or _lumbar_ vertebræ are not well distinguished, if at
all; and in many, rib-bearing vertebræ continue into the sacral region.
LUMBRIC´IFORM, _a._ Same as VERMIFORM (which see).
LU´NULATE, _a._ Narrowly crescentic.
LU´TEOUS, _a._ Clay-colored.
LYMPHAT´IC, _a._ or _n._ Pertaining to lymph; an absorbent vessel.
LY´RATE, _a._ Lyre-shaped, as the tail of _Menura superba_ or _Tetrao
tetrix_.