Of rock, a stratum, etc.: containing fossils.

Containing fossil ammonites.

Containing or consisting of nummulites; esp. designating an Eocene limestone formation which outcrops widely from North Africa and the Alps to east…

attributive. Designating rock (esp. limestone) or strata containing fossil bivalve molluscs of the family Hippuritidae. Cf. hippuritic, adj. Now…

Containing, or composed of, indusia or larva-cases; in indusial limestone (see quots.).

(a) Resembling or belonging to seaweeds, esp. those of the group Fucaceæ. (b) Characterized by or containing impressions of such seaweeds or…

= encrinital, adj.

Of sedimentary rock, spec. certain sandstone beds in Scotland: containing fossils of reptiles.

= fucoid, adj. b.

Of or relating to nummulites; (of a deposit) containing nummulites, nummulitic.

Containing fossil Encrinites.

Containing Encrinites.

Containing or yielding spirifers.