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Coral: Propora exigua Billings


Colour image of oval gray rock with sweeping horizontal striping
Coral: Propora exigua Billings. Silurian. Point La Roche, New Brunswick. Collector: G.A. Young, 1985. New Brunswick Museum (NBMG 13940). Image width 12 cm. Coral reefs were common in the warm shallow seas of the Silurian Period. Fossils of tabulate and rugose coral are found in fossil deposits around the world.