-
article on "
exogastric", but its
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exogastric" You can also:
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Exogastric in Wikipedia...
-
concave (belly in);
exogastric means the s**** is
curved so as the
ventral side is
longitudinally convex (belly out).
Exogastric coiling allows the funnel...
- end. It
bears pronounced concentric ribbing around its
strongly coiled exogastric s****. Peel, J. S. (1991). "Functional
Morphology of the
class Helcionelloida...
- Devonian, type
genus for the Karoceratidae. The s**** is a compressed,
exogastric cyrtocone,
section sub ovoid. The
siphuncle is ventral, near the outer...
-
found on
Mingan Island. The s**** of
Minganoceras is a
slender depressed exogastric cyrtocone,
curved so that the underside, the venter, is longitudinally...
- only
permit large size to be
attained with a
straight s****,
whereas exogastric coiling –
initially rather rare –
permitted the
spirals familiar from...
-
Ordovician with the Trocholitidae,
which if so
would make it (Eburoceras)
exogastric.
Eburoceras is the most
strongly curved of the
Cambrian ellesmeroceratids...
-
Conostichoceras is a
genus of
exogastric,
breviconic oncocerids included in the
family Nothoceratidae,
known from the
Middle Devonian of
central Europe...
- B****lerocerida is an
order of
nautiloid cephalopods from the
Ordovician comprising exogastric longiconic cyrtocones, that is no
longer in
common use. The
Order B****lerocerida...
-
included in the Archiacoceratidae, a
family characterized by compressed,
exogastric,
cyrtocones with a large, actinosiphonate,
dorsal siphuncle. The Paleobiology...
