This category is for websites that deal specifically with the fossil record of graptolites, an extinct colonial taxon presumably related to hemichordates.
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Sites 32
Biography of an Authority on Graptolites.
Nature of the genera assigned to the graptolite order Inocaulida.
Description and SEM micrographs of normal and sealed thecal morphs in the camaroid graptolite Xenotheka klinostoma from the Ordovician of Öland, Sweden.
Back-scattered electron microscopy technique applied to study graptolitic material - BSEM image of Psigraptus.
The only fossil species of the genus Cephalodiscus.
Affinities of some alleged graptolite genera.
A comprehensive list of extant hemichordate species with images of a few.
Results of the amino-acid analysis of the skeleton of Rhabdopleura and Cephalodiscus.
Images (SEM and LM) of the fundamental unit of cortex in graptolites.
Information about the species; photo.
Graptolite-like fossils from the Upper Ordovician of Ohio and Indiana. By J.M. St.John and M.A. Wilson.
An enigmatic organic-walled fossil twisted around stipes of the sessile graptolite Mastigograptus (Middle Ordovician).
Links to graptolite and pterobranch pages, abstracts, articles, graptolite researchers.
Isolated stolons of Koremagraptus-like graptolites were misinterpreted as remains of the 'chitinous' hydroids (4 images).
Photograph of several specimens of Monograptus colonus, one being magnified, from Silurian deposits at Ludlow, UK.
Relationshipis among graptolite orders.
Graptolites collected from the Athens Shale formation (Ordovician age) near Montevalo, Alabama.
Early Palaeozoic tracheid-like tubes, believed to be of vascular land plant origin, resemble fragments of graptolite stolons.
Definition and nature of the Graptovermida, graptolites incertae sedis.
Description of a new technique for studying chemically isolated graptolites.
Diagnosis, distribution and images of the genus.
A graptolite-like fossil from the Ordovician of Estonia and erratic boulders.
First find of a Permian rhabdopleurid (Graptolithoidea).
Photo of the graptolite species.
A free graptolite researcher and a Rosicrucian Frater. Research interests, primarily in sessile graptolites and pterobranchs, and publications.
List of extinct and extant families, genera and species.
Radiographs of Rhaphidograptus toernquisti, Monograptus atavus and Pseudoclimacograptus undulatus with explanations of the salient features.
Diagnosis, occurrence, images, and references of the species.
An excellently preserved zooidal tube of a Silurian hemichordate closely related to the extant genus Rhabdopleura.
Three coenecia (two very young) from Stock Point, Plymouth.
Stolonoid graptolites discussed as rhabdopleurids.
Material from the Bendigonian Series, Bendigo, Victoria, Australia.
An enigmatic organic-walled fossil twisted around stipes of the sessile graptolite Mastigograptus (Middle Ordovician).
Description of a new technique for studying chemically isolated graptolites.
Images (SEM and LM) of the fundamental unit of cortex in graptolites.
Graptolite-like fossils from the Upper Ordovician of Ohio and Indiana. By J.M. St.John and M.A. Wilson.
Back-scattered electron microscopy technique applied to study graptolitic material - BSEM image of Psigraptus.
An excellently preserved zooidal tube of a Silurian hemichordate closely related to the extant genus Rhabdopleura.
Diagnosis, distribution and images of the genus.
Early Palaeozoic tracheid-like tubes, believed to be of vascular land plant origin, resemble fragments of graptolite stolons.
A comprehensive list of extant hemichordate species with images of a few.
Description and SEM micrographs of normal and sealed thecal morphs in the camaroid graptolite Xenotheka klinostoma from the Ordovician of Öland, Sweden.
Three coenecia (two very young) from Stock Point, Plymouth.
A graptolite-like fossil from the Ordovician of Estonia and erratic boulders.
Isolated stolons of Koremagraptus-like graptolites were misinterpreted as remains of the 'chitinous' hydroids (4 images).
Photograph of several specimens of Monograptus colonus, one being magnified, from Silurian deposits at Ludlow, UK.
A free graptolite researcher and a Rosicrucian Frater. Research interests, primarily in sessile graptolites and pterobranchs, and publications.
Results of the amino-acid analysis of the skeleton of Rhabdopleura and Cephalodiscus.
Radiographs of Rhaphidograptus toernquisti, Monograptus atavus and Pseudoclimacograptus undulatus with explanations of the salient features.
List of extinct and extant families, genera and species.
Material from the Bendigonian Series, Bendigo, Victoria, Australia.
Relationshipis among graptolite orders.
The only fossil species of the genus Cephalodiscus.
First find of a Permian rhabdopleurid (Graptolithoidea).
Information about the species; photo.
Definition and nature of the Graptovermida, graptolites incertae sedis.
Biography of an Authority on Graptolites.
Links to graptolite and pterobranch pages, abstracts, articles, graptolite researchers.
Nature of the genera assigned to the graptolite order Inocaulida.
Affinities of some alleged graptolite genera.
Diagnosis, occurrence, images, and references of the species.
Stolonoid graptolites discussed as rhabdopleurids.
Graptolites collected from the Athens Shale formation (Ordovician age) near Montevalo, Alabama.
Photo of the graptolite species.
