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Drepanaspis
K Urik, Pycnosteus Tuberculatus (Rohon), Ganosteus Stellatus Rohon and Psammosteus Bergi (Obr.) Are Now Presented in a Somewhat Modified Form
A New Middle Devonian (Givetian) Psammosteid (Vertebrata: Heterostraci) from Poland
THE CLASSIFICATION and EVOLUTION of the HETEROSTRACI Since 1858, When Huxley Demonstrated That in the Histological Struc
Copyrighted Material
Fossils Provide Better Estimates of Ancestral Body Size Than Do Extant
Devonian Jawless Vertebrates
The Lower Devonian. Fishes Ofile-Nmnden. by RH
Family-Group Names of Fossil Fishes
Orthoceras Potens, Silur, Barrandien Barrandeoceras Sp., Silur, Barrandien BIVALVIA (Mlži)
Family-Group Names of Fossil Fishes
Fishes of the World
Full Text -.: Palaeontologia Polonica
A Redescription of Tesseraspis Mosaica Karatajūtė-Talimaa, 1983
Catalogue of Canadian Fossil Fishes
Sedimentology and Stratigraphy Hocine Djouder1, Frédéric Boulvain1, Anne-Christine Da Silva1,2, Pierre Cornet1 & Sebastian Lüning3
Fossil Focus: Heterostraci Author(S): Joseph N
Introduction
Brochure 130104
Top View
Chordata - Michel Laurin
Brochure 130104
On the Evolution of the Skulls of Vertebrates with Special Reference
Notes on Some Paleozoic Lower Vertebrates from Spitsbergen and North America