EPI- 
portion of ~ ventral part of the 
the upper element 
_of the ventral portion (zool.). 
epilabrum iim) 7. [Gk. ‘epi, 
upon; L. i ee ke A process 
at the side of ire ‘labrum in Myria; 
pods (zool.). 
pimandibular Le ade) a. 
[Gk. efz, upon; L. ma — 
jaw.] Pert. a bone in og low 
jaw of vertebrates (zool.), 
épim’éral) @. [Gk. ¢ 
upon ; eros, od Pert. epimeron. 
epimere (ép'imér) 7. ees epi, upon ; 
vos, part. upper Eo, 
or dorsal eptaee ate of the meso 
thelial wall (em 
eoecie (épim’ ert) nm. [Gk. epi, 
Zi » pa The deciduous 
n of the protomerite in certain 
ool.). 
epimeron sah nm. [Gk. ep 
rt.] A portion oe 
ay 
oO 
J 
as the ee a port 
arthro segment between the 
Gok and the limb insertions 
200. 
epimorphosis “iat agg wo tok 
epi, upon ; morphe, ge.| That 
ype o ae age 7g which a 
proliferation of new material pre- 
cedes rt development of the new 
pet (zo. 
imysium (p’ imiz‘iiim) #. [Gk. epi, 
upon; mys, muscle.] The sheath 
of areolar tissue which invests the 
entire muscle; cf perimysium 
(anaz.). 
e (ép'inas’ti) z. [Gk. epz, upon ; 
nastos, pressed close.] The more 
wth of the e upper surface 
of a dorso-ventral organ, eg. 
leaf, thus causing an unrolling or 
downward curvature (dot.). 
epineural - - ‘ril) a. [Gk. epi, 
upo erve.] Arising 
from the neural arch of a vertebra 
(anat.); pert. immediately 
below the cada! nerve cord in the 
Ophiuroidea, which represents the 
missing ambulacral —— nnd. ). 
z, upon; p Haine rve.] The 
rina sheath of a pais cord 
(anat. 
94 
EPI- 
= ee - fe a. [Gk. efz, upon ; 
Pert. the upper ele- 
inane tof the bony capsule of the ear 
(ana). 
—, es se ‘Asit) #. [Gk. ept, 
on _ a6 side; sitos, food.] 
evipetalous Siow a. ane. = epi, 
upon ; pet 
k. epi, 
Pert. the upper 
pharyng% throat. 
t of the pharynx 
a aspect 
epipharynx: (ép'ifa’ seca nN. te Gk. 
haryn 
cavity of certain insects ; the mem- 
branous lining o labrum and 
clypeus drawn out with the abrum 
to form a piercing organ, as in 
Frnt ae (zool.). 
iphragm (épiifrim) ee ept- 
A layer of 
careous plate, closing the opening 
of — gastropod ancl s (coo) a ; 
th mbrane which 
pt Mosees ; 
later fuses with the bone ; oe hee 
a bar 
ro- 
cesses on the tibia of insects (zoo/.). 
epiphyte (ép’ifit) [Gk. efi, upon ; 
Phy tors are | Plant which live 
poe cia (ép’ es &@' {Gk - of, 
upon ; y to. lant.] Pert. or 
similar to an ont iphyte ot.). 
epiphytotic (ép’ pitts a. [Gk. epi, 
upon ; PhyZon, plan i Pert. disease 
epidemic * plants ot.). 
epiplankton (épipl Ang’ktén) 7. [Gk 
epi, upon ; youre wandering. ] 
