-
Edward Gray:
Inhabits New Zealand, in
fresh water. S**** ovate, acute,
subperforated (generally
covered with a
black earthy coat);
whorls rather rounded...
-
orbiculate and entire. The acute,
internal lip subreflexed. The
columella is
subperforate.
About 50
specimens were
found in the
stomach of a yellow-eye mullet...
- disappearing.
Subovate –
Nearly ovate.
Subparallel –
Almost parallel.
Subperforated –
Almost perforated.
Subquadrate –
Almost four-sided.
Subreflected –...
-
between 10 mm and 35 mm. The very
thick and
solid imperforate s**** is
subperforate in the young. It has a globose-conic shape. It is dull grayish, densely...
- the
family Calliostomatidae. The
height of the s****
attains 8 mm. The
subperforate s**** has a
conical shape. It is pale purplish-brown,
painted with whitish...
- and 120 mm. The large, ponderous, s**** has a
conical shape,
appearing subperforate. It is
covered by a
corneous striate,
brown or
yellowish cuticle usually...
- Trochidae, the top snails. The size of the s****
attains 20 mm. The
subperforate s**** has an elevated-conical shape. It is whitish,
obsoletely painted...
- of the
spire is a
little less than that of the aperture. The s**** is
subperforate or
imperforate and
contains a few
distant fine
spiral lirae, visible...
- Turbinidae. The
length of the s****
varies between 35 mm and 80 mm. The
subperforate,
solid s**** has an ovate-pointed shape. Its
color pattern is brownish...
- incrusted. The
siphonal canal is
short and straight. The
umbilicus is
subperforate.
Fossils of this
marine species were
found in
California Fossilworks:...
