Lower Carboniferous period

Lower Carboniferous period
from 345 million to 310 million years ago; increase of land areas; primitive ammonites; winged insects
Instance Hypernyms: ↑period, ↑geological period
Part Holonyms: ↑Carboniferous, ↑Carboniferous period

Useful english dictionary. 2012.

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  • Lower Carboniferous period — Mississippian Mississippian prop. n. 1. A geological period extending from from 310 million to 345 million years ago; it was associated with an increase of land areas, the presence of primitive ammonites, and emergence of winged insects; called… …   The Collaborative International Dictionary of English

  • Carboniferous period — noun from 345 million to 280 million years ago • Syn: ↑Carboniferous • Derivationally related forms: ↑carboniferous (for: ↑Carboniferous) • Instance Hypernyms: ↑period, ↑ …   Useful english dictionary

  • Lower Carboniferous — noun from 345 million to 310 million years ago; increase of land areas; primitive ammonites; winged insects • Syn: ↑Mississippian, ↑Missippian period, ↑Lower Carboniferous period • Instance Hypernyms: ↑period, ↑geological period …   Useful english dictionary

  • Carboniferous Period — Interval of geologic time 354–290 million years ago, marked by great changes in world geography. All the landmasses drew closer together as a result of tectonic plate movements. The supercontinent Gondwana occupied much of the Southern Hemisphere …   Universalium

  • carboniferous — [kär΄bə nif′ər əs] adj. [ CARBON + I + FEROUS] 1. producing or containing carbon or coal 2. [usually C ] designating or of the fifth geologic period of the Paleozoic Era, subdivided into the Pennsylvanian (the Upper Carboniferous) and the… …   English World dictionary

  • Carboniferous — For the album by Zu see Carboniferous (album). Carboniferous Period 359.2–299 million years ago …   Wikipedia

  • lower vascular plant — ▪ biology Introduction formerly  pteridophyte,  also called  vascular cryptogam,         any of the spore bearing vascular plants, including the ferns, club mosses, spike mosses, quillworts, horsetails, and whisk ferns. Once considered of the… …   Universalium

  • Carboniferous — /kabəˈnɪfərəs / (say kahbuh nifuhruhs) adjective 1. relating to a geological period or a system of rocks preceding the Permian, and following the Devonian; divided into Upper Carboniferous, Lower Carboniferous, and sometimes Middle Carboniferous …   Australian-English dictionary

  • Carboniferous — 1. adjective of a geologic period within the Paleozoic era; comprises the lower, middle and upper Mississippian and lower, middle and upper Pennsylvanian epochs from about 345 to 280 million years ago, when coal was laid down 2. noun …   Wiktionary

  • period — Synonyms and related words: Alexandrine, Archean, Archeozoic, Cambrian, Carboniferous, Cenozoic, Comanchean, Cretaceous, Devonian, Eocene, Glacial, Holocene, Lower Cretaceous, Lower Tertiary, Mesozoic, Miocene, Mississippian, Oligocene, Paleocene …   Moby Thesaurus

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