ELEDON KE. 
Funnel. 
Ovidueal artery. 
Infundibular artery. 
Depressor muscle of funnel. 
Infundibular veins. 
= Folded wall, olf. pit. 
Gill 
. = Groove for spermatophores. 
". = Ganglia on Visceral nerve. 
Groove betw. web and lip. 
Genital gland. 
= Genital aorta. 
= Gastric ganglion. 
_P = Glandular region 
= Genital vein. 
= Indiflerent cells. 
ead. 
ap.» = Hepato-pancreatic aperture. 
6. — Horny egg-case. 
H. B= Epithelial covering of hepatic 
gland. 
Hep. A. = Hepatic artery. 
H, = Nerves to head. 
Hy = Veart. 
H. V. = Hepatic vein. 
H. D. = Common Hepatic duct. 
td. = Ink duct. 
nt. 
8 
= 
S28 Sneha 
eae 
nu y 
ga 
we 
) 
I 
= n 
= Ib a4 
d 
— 
I 
eegitaters 
= Intestine. 
= Ink sac. 
= Interbrachial nerves. 
i. = Internal fibrous layer. 
= Ink duct papilla. 
Ea lean in dermis. 
= Artery to Ink sac. 
y. = Ink sac groove. 
= 
=>. 
erve to Ink sac. 
are ein to Ink sac. 
nf. o = Infer. Ophth. nerve. 
nt. Oi = ortieetinal artery. 
Int. ap. = First part of intestine. 
Int. Musc. = Inter. muse. of eye. 
Int. V. = Intestinal veins. 
I. #. = Iridescent envelope. 
i. ep. = Inter. epith. of oesoph. 
TI. gid. = Ink gland. 
J, and J. = Ventral and dorsal jaws. 
2 
. Or. 
Oi. 
- p- 
id. 
ee 
ADSy 
pul 
ayes 
eulsalsal se op) ols ps 
— 
K. C. = Kolliker’s canal. 
Ee ir 
i External lip. 
lL. d.c. = Left dorsal cirrus. 
l. b. s. = Larger blood sinus. 
l. f. r. = Left funnel ridge. 
lh. d. and r. h. d. = Hepatic ducts. 
lid. = Kye lid. 
l. m. gr. = Left mantle groove. 
l. od. ap. int. = Int. apert. of |. oviduct. 
ie) ens: 
y 
OO 
565 
[, = Branchial leaflets. 
Lac. = Apertures in wall betw. S, V, 
and S, V5. 
Iw. = Liver. 
L. acc. = Accessory gill leaflets. 
L. Aw; R. Au. = L. and R. auricles. 
Dna = Left Branchial artery. 
L. F. D. = Left Funnel depressor. 
L. F. Pr. = Left Funnel protractor. 
L. M. = Lateral muscle. 
L. Pall. A. = Left Pallial artery. 
L. V. C. = Lateral Vena Cava. 
Lim. C. = Limiting cell. 
Lim. N. = Nucleus of ditto. 
m. = Mouth. 
m, ml., m.p., m.p. ex. =rmuscular 
sheets. 
m. cl. = Mantle closed (expiration). 
m. op. = Mantle open (inspiration). 
m. s. = Muscular septum. 
m. 8. a. = Attachment of septum. 
M, = Mantle. 
M. C. = Mantle cavity. 
M. L. = Limiting membrane. 
M,M. = Muscular mantle. 
M.V. = Mantle Veins. 
M. W. = Oesophagus wall. 
M. ep. = Inner Mantle epithelium. 
Matr. = Cartilaginous matrix. 
Mem. = Membranous sac. 
Mes. = Mesentery. 
Mus. = Muscular part of arm. 
N, = Needham’s pouch. 
N. = Arterial network in folds of giil 
filament. 
N. A. = Nuchal artery. 
N. Circ. = Cireular Brachial nerve. 
Nuch. M. = Nuchal muscle. 
Od. = Oviduct. 
od. ap. = Aperture of oviduct. 
od. gl. = Oviducal gland. 
oes. = Oesophagus. 
Oes. g. = Sub-oesophageal ganglion. 
0. g. = Oval ganglion. 
Olf. cell. = Olfactory cell. 
olf. N. = Olfactory nerve. 
olf. P. = Olfactory pit. 
Opt. G. = Optic ganglion. 
Opt. N. = Optic nerve. 
Opt. N. f. = Fibres from optic nerve. 
opt. N, = Nerves to retina. 
ov. = Ova. 
ov. w. = Wall of ovary. 
O.A. = Optic artery. 
Oes. A. = Oesophageal artery. 
or. = Pyloric aperture. 
orb. C. = Orbital cartilage. 
