-
belong to the
order Belemnitida),
aulacocerids (order Aulacocerida),
phragmoteuthids (order Phragmoteuthida), and
diplobelids (order Diplobelida). Belemnoidea...
-
conocauda and C.
montefiorei are
originally described as
species of
phragmoteuthid Phragmoteuthis, but got
their own
genus and
moved to Diplobelida. Two...
- Jeletzkya?, Gordoniconus,
Syllipsimopodi Earliest belemnoids:
Aulacocerids Phragmoteuthids Early forms the
earliest cephalopod group Ellesmerocerida Orthocones:...
- Jeletzkya?, Gordoniconus,
Syllipsimopodi Earliest belemnoids:
Aulacocerids Phragmoteuthids Early forms the
earliest cephalopod group Ellesmerocerida Orthocones:...
- Jeletzkya?, Gordoniconus,
Syllipsimopodi Earliest belemnoids:
Aulacocerids Phragmoteuthids Early forms the
earliest cephalopod group Ellesmerocerida Orthocones:...
- Jeletzkya?, Gordoniconus,
Syllipsimopodi Earliest belemnoids:
Aulacocerids Phragmoteuthids Early forms the
earliest cephalopod group Ellesmerocerida Orthocones:...
- Jeletzkya?, Gordoniconus,
Syllipsimopodi Earliest belemnoids:
Aulacocerids Phragmoteuthids Early forms the
earliest cephalopod group Ellesmerocerida Orthocones:...
- Jeletzkya?, Gordoniconus,
Syllipsimopodi Earliest belemnoids:
Aulacocerids Phragmoteuthids Early forms the
earliest cephalopod group Ellesmerocerida Orthocones:...
- pro-ostra****
attached to a belemnoid-like phragmocone.
Jeletzky characterized phragmoteuthids as
having a
large tripartite,
fanlike pro-ostra****
forming the longest...
- Jeletzkya?, Gordoniconus,
Syllipsimopodi Earliest belemnoids:
Aulacocerids Phragmoteuthids Early forms the
earliest cephalopod group Ellesmerocerida Orthocones:...
