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Lias

Lias
1. The earliest of the Jurassic epochs, followed by the Dogger. The Lias is dated at 208–178 Ma ( Harland et al., 1989), and comprises the Hettangian, Sinemurian, Pliensbachian, and Toarcian Ages.

2. The corresponding European series, roughly contemporaneous with most of the Herangi (New Zealand). Blue-grey shales and muddy limestones are typical of the Lias, with Dactylioceras and Gryphaea among the more important fossils found in the extensive outcrops of England and France.

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Lias

Lias A commonly used term for the lowest stage of the Jurassic. The Liassic is synonymous with the Hettangian/Sinemurian Stages of Europe. Blue-grey shales and muddy limestones are typical of the Lias, with extensive outcrops in England and France.

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Lias

Lias A name commonly given to the lowest stage of the Jurassic, with extensive outcrops of blue-grey shales and muddy limestones in Britain and France in which many fossils have been found.

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lias

lias blue limestone rock XVII lyas (geol.) strata forming the lowest division of the Jurassic XIX. — F. liais, of unkn. orig.

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Lias

LiasAnanias, bias, Darius, dryas, Elias, eyas, Gaius, hamadryas, Lias, Mathias, pious, Tobias •joyous • Shavuoth • tempestuous •spirituous • tortuous • sumptuous •voluptuous • virtuous • mellifluous •superfluous • congruous • vacuous •fatuous • anfractuous • arduous •ingenuous, strenuous, tenuous •flexuous • sensuous • impetuous •contemptuous • incestuous •assiduous, deciduous •ambiguous, contiguous, exiguous •inconspicuous, perspicuous •promiscuous •continuous, sinuous •nocuous • fructuous • tumultuous •unctuous •Abbas, shabbos •choriambus, iambus •Arbus •Phoebus, rebus •gibbous •cumulonimbus, nimbus •omnibus • ceteris paribus • Erebus •rhombus • incubus • succubus •bulbous • Columbus • syllabus •colobus • Barnabas • righteous •rumbustious

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