-
overwhelming majority of
endocerids and
nautiloids in
general are much smaller,
usually less than a
meter long when
fully grown.
Endocerids had a
relatively small...
- an
extinct genus of
endocerid cephalopod which lived in
equatorial oceans during the
entire Ordovician period. Like
other endocerids, it was an orthocone...
-
among nautiloid cephalopods, is
prevalent among the ellesmerocerids,
endocerids, actinocerids, orthoceratoids, and bactritids.
Orthocones existed from...
- Brachiopods,
bryozoans and
echinoderms were also
heavily affected, and the
endocerid cephalopods died out completely,
except for
possible rare
Silurian forms...
- Brachiopods,
bryozoans and
echinoderms were also
heavily affected, and the
endocerid cephalopods died out completely,
except for
possible rare
Silurian forms...
-
lateral pair of
subequal conical structures,
resembling the
endocones of
endocerids,
separated by a
straight partition that
extends more than half way across...
- The
later added Williamsoceras, Cacheoceras, and
Perkinsoceras are true
endocerids as
indicated by
their cylindroid s****, phragmocones, and siphuncles...
-
encephalopathy endo- inside,
within Gr**** ἔνδον (éndon) endocardial,
endocerid, endocrine, endocytosis, endogamy, endogenous, endorheic, endoscopy, endoskeleton...
- Ꞓ O S D C P T J K Pg N Late
Cambrian –
Recent Nautilus pompilius the
endocerid Cameroceras,
shown feeding on the
tarphycerid Aphetoceras,
while a quartet...
-
known Paleozoic invertebrates,
represented by
Endoceras and Cameroceras.
Endocerids are
characterized by large,
generally ventral siphuncles with
simple endocones...
