Definition of Graptolites. Meaning of Graptolites. Synonyms of Graptolites

Here you will find one or more explanations in English for the word Graptolites. Also in the bottom left of the page several parts of wikipedia pages related to the word Graptolites and, of course, Graptolites synonyms and on the right images related to the word Graptolites.

Definition of Graptolites

Graptolite
Graptolite Grap"to*lite, n. [NL, Graptolithus, from Gr. ? is engraved, written (gra`fein to write) + ? stone.] (Paleon.) One of numerous species of slender and delicate fossils, of the genus Graptolites and allied genera, found in the Silurian rocks. They belong to an extinct group (Graptolithina) supposed to be hydroids.

Meaning of Graptolites from wikipedia

- own weight via an attachment disc. Graptolites with relatively few branches were derived from the dendroid graptolites at the beginning of the Ordovician...
- Dictyonema is a genus of dendroid graptolites in the order Dendroidea. Fossils of Dictyonema are found from the Upper Cambrian to the Devonian (age range:...
- The Mazarn Shale is an Early Ordovician geologic formation in the Ouachita Mountains of Arkansas and Oklahoma. This interval was first described in 1892...
- The Blakely Sandstone is a Middle Ordovician geologic formation in the Ouachita Mountains of Arkansas and Oklahoma. First described in 1892, this unit...
- The Bigfork Chert is a Middle to Late Ordovician geologic formation in the Ouachita Mountains of Arkansas and Oklahoma. First described in 1892, this unit...
- Axonophora is an extinct suborder of graptolites. It primarily consists of the biserial graptolites, and also includes the retiolitids and monograptids...
- Graptolites, which evolved in the preceding Cambrian period, thrived in the oceans. This includes the distinctive Nemagraptus gracilis graptolite fauna...
- This list of graptolites is an attempt to create a comprehensive listing of all genera from the fossil record that have ever been considered to be members...
- radiations of articulate brachiopods, bryozoans, bivalves, echinoderms, and graptolites, with many groups appearing in the fossil record for the first time....
- Sahni published the first reports of fossils in 1964, the discovery of graptolites in two papers in Nature, and fossil ****emblage in two papers in Current...