Fossils
Some key jargon words
tutor: Mike Horne FGS
for the Centre for Life Long Learning
general : anterior, posterior, dorsal, ventral, right, left, ornament, growth lines, ribs/ribbing.
Bivalves: Valve, umbo, ligament, ligament pit, muscle scars, teeth, pallial line, pallial sinus, gape.
Ammonites: chambers, body chamber, suture, septa, aptychus, aperture, keel, involute, evolute, lappet, siphuncle.
Belemnites: guard, alveolus, phragmacone.
Gastropods: aperture, spire, apex, whorl, callus, columnella, exhalent slit, operculum, siphonal canal, umbilicus, suture.
Brachiopods: pedicle, brachia, pedicle valve, brachial valve, muscle scar, umbo.
Echinoids: (sea urchins): test, tube feet, ambulacra, interambulacra, spines, boss, regular, irregular, apical system.
Crinoids: (sea lilies): stem, ‘root’, arms, ossicle, calyx.
Corals: calyx, epitheca, septum, tabulae, solitary, massive, colonial, dissepiments, columnella.
Sponges: spicule, osculum, canals, stem, 'root'.
copyright Mike Horne - 2019
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