L. littorea Diagram
External features
Kidney Ultrastructure
- Organization 
- Epithelial 
- Ultrastructure 
- Renal Particle 
- Transport 
- Mucous Cell 
- Pallial Cavity 
- Ciliated Epithelium 
- Hemocyanin
 

Diagram of L. littorea

Semi-schematic diagram illustrating some of the external anatomical features of the marine prosobranch gastropod L. littorea. The animal has been removed from the shell and is viewed from the left hand side.
 Legend
aur = auricle
cm = columellar muscle
ct = ctenidium (gills)
dg/g = digestive gland and gonads (visceral complex)
e = eye
ebv
= efferent branchial vessel
f = foot
hg = hypobranchial gland
k = kidney
med = mantle edge
ng = nephridial gland
op = operculum
os
= osphradium
pa = posterior aorta
pcc = pericardial cavity
poe = posterior oesophagus
s
= stomach
tn = tentacle
ven = ventricle