... times, is formed by the Ichthyosauria, Omphalosauria, and Mesosauria.A special study of all Liassic Ichthyosauria from ... 2MesosauriaI need not repeat the reasons why the Mesosauria can not possibly be the forerunners of the ... and skeleton demonstrate convincingly their common origin. The Mesosauria are, it appears to me, a primitive short ...
Tópico(s): Ichthyology and Marine Biology
1923 - Geological Society of America | Geological Society of America Bulletin
Prof. Gervais in 1865 described under the name Mesosaurus tenuidens the remains of a small reptile from Griqualand, South Africa, which had been brought to France more than thirty years before. It is preserved in a slab which shows the skull and anterior portion of the skeleton. As with other vertebrate remains from South Africa, its exact geological age is unknown. The author states that the animal was a little larger than the Ocellated Lizard, and has many affinities; resembling in some characters ...
Tópico(s): Paleontology and Evolutionary Biology
1892 - Geological Society of London | Quarterly Journal of the Geological Society
Hans‐Volker Karl, Elke Gröning, Carsten Brauckmann,
Abstract Die Mesosauria sind ein typisches Faunen‐Element des Unter‐Perm von Gondwana, dem großen Südkontinent‐Komplex. Sie haben eine wesentliche ... der Kontinentaldrift‐Theorie durch Alfred Wegener. Die ursprünglichen Mesosauria haben als erste unter den Landwirbeltieren deutliche Anpassungen ... der bis knapp über 1 Meter lang werdenden Mesosauria konnten nun hinsichtlich ihrer systematischen Bedeutung neu bewertet ...
Tópico(s): Evolution and Paleontology Studies
2008 - Wiley | Biologie in unserer Zeit