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Reef-building and dwelling scleractinian corals attained worldwide distribution in the Late Triassic and are best known from the former Tethys but some taxa also occur in the collage of displaced terranes now comprising the circum-Pacific rim. Among these are Upper Triassic corals from Japan, which have received little systematic study during the past 40 years but hold keys for resolving crucial...
Bioclastic accumulations composed of crinoids, brachiopods, molluscs, spongiomorphs and scleractinian corals occur within Upper Triassic strata of the lower Baldonnel Formation at Pardonet Hill in northeastern British Columbia Canada. These small buildups (∼100 to 500 m 3 ) have planar bases and broadly convex tops. These mounds are interpreted as small patch reefs composed of packstone, bioclastic...
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