Gotlandian

Gotlandian

[gät′lan·dē·ən]
(geology)
A geologic time period recognized in Europe to include the Ordovician; it appears before the Devonian.
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References in periodicals archive ?
Polevoj atlas kharakternykh kompleksov fauny otlozhenij ordovika i gotlandiya yuzhnoj chasti Litovskoj SSR [Field Atlas of Characteristic Faunal Complexes of the Ordovician and Gotlandian of the Southern Lithuanian SSR].
Polevoj atlas kharakternykh kompleksov fauny otlozhen ordovika i gotlandiya yuzhnoj chasti Litovskoj SSR [Field atlas of characteristic Ordovician and Gotlandian faunal associations of the southern part of the Lithuanian SSR].