- The
Ellesmerocerida is an
order of
primitive cephalopods belonging to the
subclass Nautiloidea with a
widespread distribution that
lived during the Late...
- is the most
strongly curved of the
Cambrian ellesmeroceratids.
Eburoceras is the
earliest ellesmeroceratid except for the
short lived Hunyuanocers, from...
-
hyolith (which
would make it a brachiopod, but also
resembling the
ellesmeroceratids (early cephalopods). Dzik, J. (2010). "Brachiopod
Identity of the...
-
genus gets its name.
Ellesmeroceras is one of
three straight s****ed
Ellesmeroceratids, the
other two
being Ectenolites and Eremoceras. It
differs from Ectenolites...
-
Ectenolites is a
genus of small, slender,
cylindrical Ellesmeroceratids that
resemble Ellesmeroceras but are
smaller and
proportionally narrower. Septa...
-
Albertoceras is a
genus of
Early Ordovician ellesmeroceratids with a small, slender,
orthoconic to
slightly endogastric s****; some even tiny. The cross...
-
Burenoceras is a
genus of small, even tiny,
Gasconadian cyrtoconic ellesmeroceratids in
which the phragmocone—the
chambered portion—is
shorter that the...
- b****leroceratids have
thick connecting rings inherited from
their ellesmeroceratid ancestors,
which were p****ed on to the Tarphycerida. Leonardoceras...
- a
large as the
largest known Dakeoceras,
making it a
fairly large ellesmeroceratid genus.
Paleontology portal Marine life
portal List of
nautiloids Flower...
- with a
dorsal siphuncle;
Flower (1964)
thought they were
endogastric ellesmeroceratids. Jasperoceras: Subglobular,
rapidly expanded,
weakly ribbed, whorls...
