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angular sector can be
constructed by the
combination of two
rotated half-planes,
either their intersection or
union (in the case of
acute or
obtuse angles...
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either codirectional or opposite. Two
directions are
obtuse or
acute if they form, respectively, an
obtuse angle (greater than a
right angle) or
acute angle...
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months ago (2024-05-11)
Design A
light blue
field with a dark blue
obtuse angular figure on the
hoist side
bearing a
white eight-pointed star Designed by...
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develop an
obtusely angular ventral area and
venter that
disappears toward the
front of the
mature body chamber. The
suture has an
angular ventral saddle...
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somewhat obtuse, and the
whorls are convex, with the body
whorl being obtusely angular around the
narrow umbilical slit. The
aperture is oval and
angular at...
-
description in Latin) The
imperforate s**** is
depressively globose,
obtusely angular and
somewhat translucent. It is yellowish-brown and shiny. It is very...
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contains 7 to 8
spiral striae and
incremental lines. The body
whorl is
obtusely angular at the periphery,
rather convex beneath,
slightly impressed in the...
- are
nearly smooth. The body
whorl is
slightly deflexed in
front and
obtusely angular at the periphery, with a very
convex base. The deep and
ample umbilicus...
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irregularly fusiform shape. it is pallid,
without colour markings. It is
obtusely angular,
posterior a****inated,
anterior rather obliquely subconical. It resembles...
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somewhat truncated,
brown and smooth. The
obtuse spire is as long as the aperture. The
whorls are
obtusely angular and
ornamented with a chain-like row of...
