Find another word for graptolite. In this page you can discover 4 synonyms, antonyms, idiomatic expressions, and related words for graptolite, like: brachiopod, trilobite, stromatolite and foraminifera.
A typical graptolite consists of an axis bearing a series of tooth-like projections, like a saw.
The subdivisions of the system may be grouped as follows: (I) Ceratopyge Limestone; (2) Lower Graptolite Shales and Orthoceras Limestone; (3) Middle Graptolite Shales, Chasmops and other Limestones, Trinucleus beds.
The Silurian has in Sweden almost the same character as the Wenlock and Ludlow formation of England and consists partly of graptolite shales, partly of limestones and sandstones.
The Graptolite polyparies vary considerably in size: the majority range from i in.