A soft Stone of a blewish grey, with part of the Belem∣nites growing to it on one side, and a Pectinites on the other.
A petrify'd COCLE immersed in a Flint.
The SMOOTH SPONDYLITES, with an Oblique Navle.
ANOTHER, with an Oblique Navle, all over striated.
A THIRD of the same, furrow'd.
A FOURTH, also furrow'd, and with the Navle sharper and more produced. So hard, as scarcely dissoluble with any Acid.
A FIFTH, with a strait Navle, and numerous Joynts.
The OXES HEART. Bucardia. So call'd from its figure. Described and figur'd by Ferranti Imperato, and others, and out of them by Wormius. 'Tis divided, by a ridge along the middle, into two halfs. Each of them having a prominent Knob, a little winding, somewhat like a Navle: so that it may not be improperly called Con∣chites umbilicatus. Figur'd by Besler with the name of Hysterapetra.
A SMOOTH CONCHITES, with an Oblique Navle, unequal sides, somewhat round, and fill'd with a Limy sub∣stance.
Part of one, filled with a sort of granulated Spar.
A smooth and round one, undulated.
ANOTHER, as hard as a Pebble; of a yellowish and pellucid red.
Another hard one, yet dissoluble with Acids.
Another, with the Margins of the two halfs furrow'd and indented one into the other.
A LONG CONCHITES, of a black colour.
Another, undulated, and white; filled with a black and yellow substance, which with Acids maketh a strong Effer∣vescence.
ANOTHER, compressed, and the end opposite to the Base, pointed, like the common form of a Heart: and may therefore be called Cardites. 'Tis of a Limy substance dis∣soluble with Acids.
A Broad equilateral CONCHITES, radiated.
Another, undulated, and radiated.
A Third, undulated, radiated, and circinated.