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).
An excellently preserved zooidal tube of a Silurian hemichordate closely related to the extant genus Rhabdopleura.
Photograph of several specimens of Monograptus colonus, one being magnified, from Silurian deposits at Ludlow, UK.
Images (SEM and LM) of the fundamental unit of cortex in graptolites.
Diagnosis, distribution and images of the genus.
Back-scattered electron microscopy technique applied to study graptolitic material - BSEM image of Psigraptus.
Three coenecia (two very young) from Stock Point, Plymouth.
A free graptolite researcher and a Rosicrucian Frater. Research interests, primarily in sessile graptolites and pterobranchs, and publications.
Graptolite-like fossils from the Upper Ordovician of Ohio and Indiana. By J.M. St.John and M.A. Wilson.
Description and SEM micrographs of normal and sealed thecal morphs in the camaroid graptolite Xenotheka klinostoma from the Ordovician of Öland, Sweden.
Description of a new technique for studying chemically isolated graptolites.
Isolated stolons of Koremagraptus-like graptolites were misinterpreted as remains of the 'chitinous' hydroids (4 images).
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.
A graptolite-like fossil from the Ordovician of Estonia and erratic boulders.
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.
Photo of the graptolite species.
Affinities of some alleged graptolite genera.
Information about the species; photo.
Graptolites collected from the Athens Shale formation (Ordovician age) near Montevalo, Alabama.
Nature of the genera assigned to the graptolite order Inocaulida.
Diagnosis, occurrence, images, and references of the species.
Definition and nature of the Graptovermida, graptolites incertae sedis.
Stolonoid graptolites discussed as rhabdopleurids.
Biography of an Authority on Graptolites.
First find of a Permian rhabdopleurid (Graptolithoidea).
The only fossil species of the genus Cephalodiscus.
Links to graptolite and pterobranch pages, abstracts, articles, graptolite researchers.
