
Explanation of Lettering on Plates.
-
a.g.—anterior branch of gastric artery.
-
a.i.v.—anterior intestinal vein.
-
c.a.—carotid arch.
-
c.m.—coeliaco-mesenteric artery.
-
d.a.—duodenal artery.
-
d.a.o.—dorsal aorta.
-
d.v.—duodenal vein.
-
g.—gastric artery.
-
g.a.—gastric artery from left systemic arch.
-
g.v.c.—gastric vein from convex surface of stomach.
-
h.p.v.—hepatic portal vein.
-
h.v.—haemorrhoidal vein.
-
i.a.—intestinal artery.
-
i.v.—intestinal vein.
-
l.—liver.

Veins from Kidneys and Gonads, showing Variations.
(Ventral aspect, semi-schematic; gonads displaced towards opposite sides.)
Figs. 1a and 1b.—Right and left sides of female frog, ovaries well-developed.
Figs. 2a and 2b.—Right and left sides of female frog, ovaries small.
Figs. 3a and 3b.—Right and left sides of male frog,
[
unclear:
]
well-developed.

-
l.i.—large intestine.
-
l.s.—left systemic arch.
-
m.—mesenteric artery.
-
m.g.—second gastric artery.
-
m.i.v.—main intestinal vein.
-
o.a.—oesophageal artery.
-
p.—pylorus.
-
pa.—pancreas.
-
p.2.—m. petrohyoiedeus II.
-
p.d.v.—posterior duodenal vein.
-
p.g.—posterior gastric artery.
-
s.—small intestine.
-
sp.—splenic artery.
-
v.—splenic vein.
-
v.—ventricle.
-
a.h.—anterior haemorrhoidal artery.
-
a.od.—arteries to oviduct from systemic arch.
-
a.r.a.—anterior renal artery.
-
b.m.od.—branch of main artery to oviduct.
-
d.a.—dorsal aorta.
-
d.l.—dorso-lumbar artery.
-
f.b.—artery to fat-body.
-
il.—iliac artery.
-
k.—kidney.
-
l.i.—large intestine.
-
l.s.—left systemic arch.
-
m.od.—main artery to oviduct.
-
o.—ovary.
-
o.a.—ovarian artery.
-
od.—oviduct.
-
p.h.—posterior haemorrhoidal artery.
-
p.od.—posterior artery to oviduct.
-
p.r.a.—posterior renal artery.
-
ur.—urostyle.
-
v.—vertebra.
-
v.a.—vesical artery.
-
a.h.a.—anterior haemorrhoidal artery.
-
c.ar.—carotid arch.
-
c.g.—carotid gland.
-
c.m.—coeliaco-mesenteric artery.
-
cu.—cutaneous artery.
-
cu.il.—cutaneous branch of iliac artery.
-
d.a.—dorsal aorta.
-
d.l.—dorso-lumbar artery.
-
ep.—epigastric artery.
-
g.—gastric artery.
-
l.—lingual artery.
-
l.il.—left iliac artery.
-
m.—mesenteric artery.
-
o.a.—oesophageal artery.
-
o.r.—arteries to kidneys and oviducts.
-
o.v.—occipito-vertebral artery.
-
p.a.—pulmonary artery.
-
p.ar.—pulmo-cutaneous arch.
-
p.h.a.—posterior haemorrhoidal artery.
-
r.—renal arteries.
-
[ unclear: ] .—systemic arch.
-
sc.—sciatic artery.
-
s.cl.—subclavian artery.
-
v.—vesical artery.
-
v.b cu.—ventral branch of cutaneous artery.
-
a.e.r.—anterior efferent renal vein.
-
a.s.v.—anterior spermatic vein.
-
a.v.g.—anterior ovarian vein.
-
c.a.s.v.—connection between spermatic veins.
-
c.e.r.—connection between efferent renals.
-
c.s.r.—connection with right spermatic vein.
-
e.r.—main renal vein.
-
e.r.t.—efferent renal tributaries.
-
e.t.p.c.—efferent renal tributaries of postcardinal.
-
l.e.r.—efferent renal vein from left side.
-
m.a.e.r.—main anterior efferent renal vein.
-
m.e.r.—middle renal vein.
-
o.—ovary.
-
p.e.—postcardinal vein.
-
p.e.r.—posterior renal vein.
-
p.p.c.—posterior region of postcardinal.
-
p.s.v.—posterior spermatic vein.
-
pt.c.—postcaval vein.
-
p.v.g.—posterior ovarian vein.
-
r.p.v.—renal portal vein.
-
t.—testis.
-
v.f.b.—vein from fat-body.
-
v.f.b.g.—vein from fat-body and anterior of gonad.
-
a.a.—anterior abdominal vein.
-
b.v.—brachial vein.
-
c.p.IV.—choroid plexus of fourth ventricle.
-
c.t.—cutaneous tributaries.
-
c.v.—musculo-cutaneous vein.
-
d.c.—ductus Cuvieri.
-
d.m.—vein from dorsal body wall.
-
e.il.—external iliac vein.
-
e.j.v.—external jugular vein.
-
e.r.—main efferent renal vein.
-
e.t.pc.—efferent tributaries of post-cardinal vein.
-
f.—femoral vein.
-
g.b.—gall-bladder.
-
h.—hepatic vein.
-
h.p.v.—hepatic portal vein.
-
i.j.v.—internal jugular vein.
-
i.j.e.—tributaries of internal jugular from eye.
-
i.j.h.—tributaries of internal jugular from hemisphere.
-
k.—kidney.
-
l.—liver.
-
l.v.—lingual vein.
-
l.v.p.—lateral venous plexus.
-
m.v.—mandibular vein.
-
o.r.p.—veins from oviduct.
-
o.v.—oesophageal veins.
-
p.—vein from mucous membrane of palate.
-
p.c.—postcardinal vein.
-
pt.c.—postcaval vein.
-
p.v.—pelvic vein.
-
r.p.v.—renal portal vein.
-
sc.—sciatic vein.
-
v.—vesical vein.
-
v.b.a.—vena bulbi anterior.
-
v.b.h.s.—vein from back of head and shoulder.
-
v m.s.—vein from ventral region of shoulder.
-
v.o.—vein from oviduct.
