DIS- 80 
Crinoids, the secondary brachalia, 
fixed or free (zoo/.). 
distichous (dis'tiktis) 2 [Gk. dtstichos. 
re, alternate 
webiin) ee | Om 
vibuere, to allot.}| The 
ai St or group in 
the ‘biogeographical divisions of the 
globe (4z0/.). 
Peboe, 
time, cae eggs or sar (oo , 
ditrematous (ditré’matiis) @ 
enings; with 
anus-and genital openings separate 
z 
dit’rékiis) a@ [Gk. dis, 
twice ; i Dachor, runner.] With a 
divided trochanter, or second joint 
te the limb (zo/.). 
urnal (diiir’nal) a [L. des, day.] 
iiiogeeg ab a. {heodds, 
apart to straddle. ] 
Widely svesseats bifid; forked 
i sists 
tors is ivarika'torz) 
TL di S$, apart ; varicare, to irk te 
itiscies stretchin ng from the ventral 
valve to the cardinal process, and 
by their contraction opening the 
shell (zool.). 
divergency ton jénsi) 7. - dats, 
apart; wvergere, to ben The 
fraction of a sten m circumference, 
usually constant for a species, w which 
separates two consecutive leaves in 
a spiral (404). 
dive: shen (divér Le a 4h aes, 
apart; vergere, to bend.] Separ- 
ated from one snsthet appl. leaves 
bot. 
diverticulum (divértik’ilim) #. [L. 
e, away 5 ; vertere,toturn.] A tube 
or sac, blind at the distal end, 
Seiiechine off from a canal or cavity 
Ze 
DOR- 
divided (divi'déd) a. [L. dividere, to 
With the lamina cut 
incisions which reach the midrib; 
appl. leaves (bot.). 
division (divizh’iin) #. [L. dividere, 
to divide One of the smaller 
groups of organisms which together 
form a larger group (4o/.) ; one of 
the s — abo of which _ 
structure may be composed (dca 
dizoic (dia) [Gk. dis, jae a 
Z00N, joie} Pert. — 
tai dont ne wo sporozoites (za 
oe ee (do'dékaj’ ins) a a. Gk 
dodeka, twelve; gyne, n.] 
Having ales — (60 es 
dodecamerous ékam’értis) a. 
Sone dodeka, facies ; meros, part.] 
Having e each whorl composed of 
twelve parts (407). 
dodecandrous ss dinrsgirdcog a. 
Gk. dodeka, twelve; aner, 
Having at "least twelve eer 
ol.). 
dolabriform (doélab’riform) a.  [L. 
tabra, mattoc of forma, ae. 
Axe-shaped (40. 
dolichostylous (aotrsstr Tliis)a@ [Gk. 
dolichos, long stylos, pillar.] Pert. 
lon ng-sty ed anthers in dimorphic 
flowers (4 wri 
sinlorora: (do'liéfoérm) a. [L. dolium, 
j 
ar; forma, shape.] Shaped like 
a barrel (zoo/.). 
dominant characters,—see Men- 
delism, 
dormant (dér’mant) a. [L. dormire, 
to sleep.] Stim appl. any 
a dorsum, back. ] 
or lying near the back as 
the ventral surface (anaz.) ; 
mba farthest from the 
t upper surface of the 
shots or igeatbalins of ferns, etc. 
(bot. 
pert. 
dorsalis o-oo m. [L. dorsum, 
back.] The artery _— — 
the back of fe organ 
ro 
Rg 
> 
ith the sori on the back of th 
leaf (d07.); carrying the young on 
the back (zoo 
ol.). 
ed (dé ér'sifik’st) a. [L. dorsu. 
back ; jimgere, to fix.) Having the 
