-
article on "
exogastric", but its
sister project Wiktionary does: Read the
Wiktionary entry "
exogastric" You can also:
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Exogastric in Wikipedia...
- end. It
bears pronounced concentric ribbing around its
strongly coiled exogastric s****. Peel, J. S. (1991). "Functional
Morphology of the
class Helcionelloida...
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generally straight to
endogastric Plectronoceratidae and the
slightly exogastric Balkoceratidae.
Members of the
Plectronocerida are
characterized as follows...
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subventral siphuncle. The
phragmocone is
rapidly expanding and
strongly exogastric. The body
chamber is
attached at knee-like
bends on the
ventral and lateral...
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family Acleistoceratidae. As with the ascleistoceratids, the
curvature is
exogastric, such that the
lower side, or venter, is on the
outside curve. The s****...
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characterized by
strongly curved, depressed,
breviconic s****.
Curvature is
exogastric,
meaning the lower, or ventral, side is
convex in
longitudinal profile...
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found on
Mingan Island. The s**** of
Minganoceras is a
slender depressed exogastric cyrtocone,
curved so that the underside, the venter, is longitudinally...
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included in the Archiacoceratidae, a
family characterized by compressed,
exogastric,
cyrtocones with a large, actinosiphonate,
dorsal siphuncle. The Paleobiology...
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Ascoceratidae are
divided into two,
unequal subfamilies.
Ascoceratinae have an
exogastric ascoceroid stage characterized by the
development of a
protruding neck...
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Ordovician with the Trocholitidae,
which if so
would make it (Eburoceras)
exogastric.
Eburoceras is the most
strongly curved of the
Cambrian ellesmeroceratids...
