Graptolites Invertebrates Paleontology Earth Sciences

Description and SEM micrographs of normal and sealed thecal morphs in the camaroid graptolite Xenotheka klinostoma from the Ordovician of Öland, Sweden.

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Graptolites

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Cephalodiscus lutetianus (Graptolithoidea, Cephalodiscoidea) - The only fossil species of the genus Cephalodiscus.
Permian Pterobranch - First find of a Permian rhabdopleurid (Graptolithoidea).
Classification of the Extant Hemichordata - A comprehensive list of extant hemichordate species with images of a few.
Graptolites - Photograph of several specimens of Monograptus colonus, one paleontology being magnified, graptolites from Silurian deposits at Ludlow, UK.
SEM Micrographs of Rhabdopleura compacta. - Three coenecia (two very young) from Stock Point, Plymouth.
Rhabdopleura graysoni Chapman, Durman & Rickards - The Carboniferous rhabdopleurid graptolite closely resembling the extant paleontology species Rhabdopleura invertebrates compacta Hincks.
Chaunograptus and the Dendroidea - Affinities of some alleged graptolite genera.
Petalograptus minor - Photo of the graptolite species.
Graptolite Net - Links to graptolite and pterobranch pages, abstracts, articles, graptolites graptolite researchers.
Rhabdopleura-like Fossil from the Silurian of Gotland. - An excellently preserved zooidal tube of a Silurian invertebrates hemichordate closely paleontology related to the extant genus Rhabdopleura.
Graptolite Locomotion - A new model for graptoloid locomotion by M.J. invertebrates Melchin and M.E. DeMont.
BSEM: a Tool for Graptolite Research - Back-scattered electron microscopy technique applied to study graptolitic paleontology material - paleontology BSEM image of Psigraptus.
The British and Irish Graptolite Group - Information and topical news about graptolites, and those scientists working paleontology on graptolites in the UK and Ireland
Rhabdopleura kozlowskii - Diagnosis, occurrence, images, and references of the species.
Collagen in the Pterobranch Coenecium - Results of the amino-acid analysis of the skeleton of Rhabdopleura and Cephalodiscus.
Bernd-Dietrich Erdtmann - Homepage of a graptolite researcher (interests, publications, students).
Tetragraptus fruticosus - Ordovician Graptolite - Material from the Bendigonian Series, Bendigo, Victoria, Australia.
Infrared Video Microscopy for the Study of Isolated Graptolites - Description of a new technique for studying chemically isolated graptolites.
Piotr Mierzejewski: Count of Calmont - A free graptolite researcher and a Rosicrucian Frater. graptolites Research interests, paleontology primarily in sessile graptolites and pterobranchs, graptolites and publications.
Graptolites and Early Vascular Land Plants - Early Palaeozoic tracheid-like tubes, believed to be of vascular land invertebrates plant origin, resemble fragments of graptolite stolons.
Graptovermida - Definition and nature of the Graptovermida, graptolites incertae sedis.
Epibionts on Mastigograptus (Graptolithoidea, Mastigograptida). - An enigmatic organic-walled fossil twisted around stipes of the sessile graptolites graptolite Mastigograptus (Middle Ordovician).
Graptolite Stolons Described as Remnants of Hydroids. - Isolated stolons of Koremagraptus-like graptolites were misinterpreted as remains of the 'chitinous' hydroids (4 images).
Professor Emeritus Alfred C. Lenz - Personal page of Professor Lenz whose research revolves graptolites around the study of Wenlock to Lower Devonian graptolites graptolites. List of publications, research and students.
Mastigograptus: An incertae sedis Graptolite - Diagnosis, distribution and images of the genus.
Monograptid Graptolite: Lobograptus Urbanek, 1958 - Morphology and distribution of the Upper Silurian genus paleontology Lobograptus.
Denis Bates Homepage - (with Dr Nancy Kirk). Research interests, morphology of graptolites retiolitids, ultrastructure, paleontology mode of life, evolution.
Cortical Bandages in Orthograptus gracilis. - Images (SEM and LM) of the fundamental unit paleontology of cortex graptolites in graptolites.
Cyrtograptus murchinsoni - Information about the species; photo.
Graptolite Growth - Note on the mathematical model and simulation of dendroid graptolite growth.
Cystograptus: A Diplograptid Graptolite. - Diagnosis and illustrations of the genus Cystograptus Hundt, paleontology 1942.
Graptolitha - Classification and phylogeny of graptolites.
William Berry - Professor, University of California, Berkeley, primarily teaching in invertebrates environmental geology, climate change and paleoceanography. Provides details invertebrates of research interests and graptolite publications.
Pyritized Graptolites - Radiographs of Rhaphidograptus toernquisti, Monograptus atavus and Pseudoclimacograptus invertebrates undulatus with explanations of the salient features.
Melanostrophus: An Enigmatic Hemichordate - A graptolite-like fossil from the Ordovician of Estonia invertebrates and erratic boulders.
Dithecoid Graptolites (Dithecoidea) - Remarks on affinities of some graptolite-like fossils.
Prídolí Graptolites from the Iberian Peninsula: A Review and New Records - Abstract. Authors: J.M. Piçarra, J.C. Gutiérrez Marco, A.C. invertebrates Lenz, and paleontology M. Robardet.
100th Anniversary of Oliver Bulman's Birth - Biography of an Authority on Graptolites.
Stolonoidea - Stolonoid graptolites discussed as rhabdopleurids.
Autothecal Morphs and Dormancy in an Ordovician Sessile Graptolite - Description and SEM micrographs of normal and sealed invertebrates thecal morphs in the camaroid graptolite Xenotheka klinostoma invertebrates from the Ordovician of Öland, Sweden.
The Enigmatic Encruster Chaunograptus - Graptolite-like fossils from the Upper Ordovician of Ohio paleontology and Indiana. paleontology By J.M. St.John and M.A. Wilson.
Affinities of Inocaulis - Nature of the genera assigned to the graptolite invertebrates order Inocaulida.
Pterobranchia: Classification of the Rhabdopleuroidea - List of extinct and extant families, genera and species.
Roman Kozlowski (1889-1977). - Biographical note.

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