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graptolite:

graptolite: see Hemichordata.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved.

More on graptolite from Infoplease:

graptolite: meaning and definitions - graptolite: Definition and Pronunciation
Hemichordata - Hemichordata Hemichordata , small phylum of marine invertebrates closely related to both the ...
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Devonian period - Devonian period Devonian period , fourth period of the Paleozoic era of geologic time between 408 ...

See more Encyclopedia articles on: Zoology: Invertebrates

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Related content from HighBeam Research on: graptolite

PATTERNS AND PROCESSES OF LATEST ORDOVICIAN GRAPTOLITE EXTINCTION AND RECOVERY BASED ON DATA FROM SOUTH CHINA (Journal of Paleontology)

A MIXED ISOGRAPTID-DIDYMOGRAPTID GRAPTOLITE ASSEMBLAGE FROM THE MIDDLE ORDOVICIAN OF WEST GONDWANA (NW BOLIVIA): IMPLICATIONS FOR GRAPTOLITE PALEOECOLOGY (Journal of Paleontology)

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THE GRAPTOLITE GENUS HUNNEGRAPTUS IN THE EARLY ORDOVICIAN OF TEXAS, USA (Journal of Paleontology)

The sequence and correlation of early Ordovician (Arenig) graptolite faunas in the Richardson trough and Misty Creek Embayment, Yukon Territory and district of Mackenzie, Canada. (Canadian Journal of Earth Sciences)

THE STRUCTURE AND POSSIBLE FUNCTION OF 'BASAL MEMBRANES' IN THE SPINOUSE CLIMACOGRAPTID GRAPTOLITE APPENDISPINOGRAPTUS LI AND LI 1985 (Journal of Paleontology)

Discussion on Ludlow (late Silurian) oceanic episodes and events (Journal of the Geological Society)

A preliminary radiolarian biozonation for the Lower Silurian of the Cape Phillips Formation, Nunavut, Canada. (Canadian Journal of Earth Sciences)

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