- The
Haloritidae is a
family of subglobular, involute, Tri****ic
ammonoids belonging to the
ceratitid superfamily Tropitoidea.
Their s**** may be smooth...
-
eccentric outer whorl and
subammonitic sutures belonging to the
family Halortidae The body
chamber has a
slight central keel and
radial dichotomous ribs...
- Ceratitida: Xenodiscaceae, Noritaceae, Arcestes, Arctoceras, Xenodiscidae,
Halortidae, Anasirenites, Arpadites, Asklepioceras,
Araxoceratidae - AbeBooks: 1157061516"...