- technique. The eggs have a
characteristic shape: they are oval with a thick,
mamillated s**** (covered with
rounded mounds or lumps),
measuring 35–50 micrometer...
-
pattern of
evenly spaced white flammules. The
protoconch is
large and
mamillate. The periostra**** is thin, translucent, and smooth,
featuring a row of...
-
slightly more
opaque than the rest of the whorls. The apex is
minutely mamillate. Whorls: Four,
small whorls,
barely convex on the spire. The body whorlis...
- imperforate,
smooth and glabrous. The
spire is ovately-conical,
short and
mamillate. The
sutures are deep. The s****
contains four whorls, very
slightly convex...
- ovate-a****inate, perforate,
smooth and polished. The
spire is
subulate and
mamillate. The
sutures are
impressed and deep. The s****
contains five,
convex whorls...
-
below it. On the base are six
simple cords. The
protoconch is horny,
mamillate,
three and a half whorled, the
larger sculptured with a
raised network...
- polished, with waxy feel;
aperture narrow;
protoconch very large, rounded,
mamillate; s****
color varying from pure white(paratype, Key collection) to pale...
-
transverse threads and
rufescent tones. It
features an a****inate
spire and a
mamillate protoconch. The
whorls are
transversely grooved and
excavated above, with...
- mentioned. The
first three whorls form, at the
posterior end, a
small mamillate protoconch. The body
whorl constitutes almost the
entire length of the...
- noticeably: B.
etayana forms dissolving goniocysts with
smooth to
slightly mamillate surfaces that
allow chloroplasts to be
clearly visible under microscopic...
