"Snakestone" is a word in ENGLISH

A fossil cephalopod shell related to the nautilus. There are many genera and species, and all are extinct, the typical …

Containing fossil ammonites.

An extensive group of fossil cephalopods often very abundant in Mesozoic rocks. See Ammonite.

One of a pair of shelly plates found in some cephalopods, as the ammonites.

A shelly plate found in the terminal chambers of ammonite shells. Some authors consider them to be jaws; others, opercula.

A cephalopod of the extinct genus Baculites, found fossil in the Cretaceous rocks. It is like an uncoiled ammonite.

A fossil shell, curved like a ram's horn; an obsolete name for an ammonite.

One of an extinct genus of fossil cephalopods, allied to the Ammonites. The earliest forms are found in the Devonian …

A fossil cephalopod of the genus Hamites, related to the ammonites, but having the last whorl bent into a hooklike …

Any species of ammonites of the genus Lituites. They are found in the Cretaceous formation.

The fire god of the Ammonites, to whom human sacrifices were offered; Moloch.

The fire god of the Ammonites in Canaan, to whom human sacrifices were offered; Molech. Also applied figuratively.

An ammonite.

A minute tube found in the protoconch of ammonites, and not connected with the true siphon.

The embryonic shell, or first chamber, of ammonites and other cephalopods.

Any fossil cephalopod shell of the genus Scaphites, belonging to the Ammonite family and having a chambered boat-shaped shell. Scaphites …

An order of Cephalopoda having four gills. Among living species it includes only the pearly nautilus. Numerous genera and species …

Any fossil ammonite of the genus Turrilites. The shell forms an open spiral with the later whorls separate.