BEA- 
beard (bérd) #. [A.S. deard, a beard.] 
Any of the arrangements of hairs 
on the ads of animals which 
resemble a man’s beard (zool.) ; 
the barbed or here hair-like out- 
siete on grain (do7/.). 
belemn re jt agree bélém’noid) a. 
[Gk. belemnon, dart ; efdos, resem 
blanc oy Shape ed like a dart (zool.) ; 
So < tes radon eat (anat.). 
solid mass of cells, 
atead oo the ectoderm and lying 
between the ordinary ectoderm joe 
the mesogloea at the apex of the 
medusoid bud, which later becomes 
hollow and ultim ately forms the 
oo cavity of the medusoid 
ool.). 
Bellini’s ducts,— the larger _ 
benthos 
nin “(bér't) n. [A.S. berie, berry.] 
The egg of a lobster, or of a cra 
fish ; the dark knob-like structure 
“rat 
Ny 
two tapering points (40 
biarticulate (bart alae) 
wice 
t). 
a. [L. és, 
joint.] Two- 
capsular (bikip’ silir) a La Ott, 
twice ; capsu/la, little bor] “ois 
two capsules or vessels (40 me 
ikar'inat) @ 
rr are carina, ke 
keel-like processes (60 
te (bikar palit). a. “nt bis, 
twice; Gk. karpos, fruit.) With 
two carpels yon 
ings of 
ular (bisélil Sr) a. [L. dzs, twice ; 
roti ye cell.] Composed of 
viene Is (407.). 
Gitolen) m. [L. dis, twice; 
30 
BIE- 
|] A muscle with two 
ns (anat.). 
— ones ital) a. [L. d¢s, twice ; 
caput, head.] — biceps (amaz.). 
caput, head 
Pewee groov a gr n the 
upper par humerus tee < 
gp acranieg ohare a. [L. dis, 
3 ? 
bind) With two nicht erage 
n the foot (zo 
bleonjugate (bik joogat) a. [L. és, 
wice ; ; jugum, yoke.| 
With two piso sets of pairs 
bot. 
eae —, a. [L. dés, twice ; 
cornu. n.| With two horn-like 
sts aol 
bicostate (bikés'tat) a. [L. dis, twice ; 
costa, - | Having two longitudinal 
ribs, as in a leaf (dot.). 
earns bo 
biscuspid (bikiis’pid) a. [L. ds, twice ; 
cuspis, point.] Having two cusps 
or points Got, Zool, 
bicuspid A premolar tooth 
(anat.). 
icuspid valve,—the mitral valve of 
the heart (anat.). 
bicyclic (bistk’lik) a. oo bis, twice ; 
. kyklos, ae Arranged i 
two whorls (402). 
Bidder's ia,—a_ collection of 
nerve-cells in the frog, in the region 
of the auriculo-ventricular groove, 
whence fibres are ee to the 
rest ct sa heart << 
Bidde: mentary ovary 
attached to the anterior end of th 
functional (zoo/.). 
bidental (idea) a a. [L. dis, twice ; 
ing two teeth, or 
h-like pro 
madiaconiate (of adentiaay a. [L. 
: re) ith two 
small teeth or fot ike processes, 
as some scales (zool. 
mnial (bién’ial) a. t bis, twice ; 
