- The
pallial sinus is an
indentation or
inward bending in the
pallial line on the
interior of a
bivalve mollusk s****'s
valves that
corresponds to the position...
- species.
Bivalves that can
withdraw the
siphons into the s**** have a "
pallial sinus", a sort of pocket, into
which the
siphons can fit when they are withdrawn...
- than the hard clam,
usually has a
black periostra****, and
there is no
pallial sinus in the
interior of the s****. The hard clam has many
alternative common...
- ear-shaped
protrusions near the
hinge line) and
scallop s**** lack a
pallial sinus. Behaviorally, ****les live
buried in sediment,
whereas scallops either...
-
indicated on the
interior of the s****
surface as a
pallial sinus, an
indentation in the
pallial line. In addition, the
water flows through incurrent...
- are able to make out the
impression of the
pallial sinus on the
internal face of the valve: the
pallial sinus,
which is
quite deep and
prominent in this...
-
radial ribs,
which are
wider on the
posterior half, and a wide and deep
pallial sinus,
which extends up to half of the s****
length or is
slightly deeper...
- the
other expelled. The
siphons retract into a cavity,
known as the
pallial sinus. The s****
grows larger when more
material is
secreted by the mantle...
-
characterized by thin s****, with
flattened ribs and
usually rather deep
pallial sinus. The four
extant species are
found in fresh- and brackish-water lakes...
-
centre and
posterior in
right are bifid. The
pallial line and
adductor scars are distinct. The
pallial sinus is U-shaped, not
extending beyond the midline...