- The
Ellesmeroceratidae constitute a
family within the
cephalopod order Ellesmerocerida. They
lived from the
Upper Cambrian to the
Lower Ordovician. They...
- oversplit. Most of
these early forms died out, but a
single family, the
Ellesmeroceratidae,
survived to the
early Ordovician,
where it
ultimately gave rise to...
- that are
concave in outline. Accordingly, the
order includes the
Ellesmeroceratidae, Protocycloceratidae, Cyclostomiceratidae, B****leroceratidae, Eothinoceratidae...
-
Animalia Phylum:
Mollusca class:
Cephalopoda Subclass:
Nautiloidea Order: †Ellesmerocerida Family: †
Ellesmeroceratidae Genus: †Paleoceras Flower, 1954...
- Wan****au,
Upper Cambrian Trempealeauan of China, ****igned to the
Ellesmeroceratidae. The s**** of
Eburoceras is long and narrow,
curved in a
broad arc...
- Late/Upper
Cambrian nautiloids,
member of the
Ellesmerocerida and
probably Ellesmeroceratidae according to Jack Sepkoski's list of
cephalopod genera.
Sepkoski J...
-
classification Kingdom:
Animalia Phylum:
Mollusca class:
Cephalopoda Order:
Ellesmerocerida Family:
Ellesmeroceratidae Genus:
Albertoceras Ulrich & Foerste, 1935...
-
Animalia Phylum:
Mollusca class:
Cephalopoda Subclass:
Nautiloidea Order: †Ellesmerocerida Family: †
Ellesmeroceratidae Genus: †Clarkoceras Ruedemann, 1905...
-
classification Kingdom:
Animalia Phylum:
Mollusca class:
Cephalopoda Order:
Ellesmerocerida Family:
Ellesmeroceratidae Genus:
Barnesoceras Flower, 1964...
-
Animalia Phylum:
Mollusca class:
Cephalopoda Subclass:
Nautiloidea Order:
Ellesmerocerida Family:
Ellesmeroceratidae Genus:
Burenoceras Ulrich & Foeste, 1931...
