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Annotated diagram of the reconstructed skull Annotated diagram of the reconstructed skull muscles of Spinosaurus. Its skull had a narrow snout filled with straight conical teeth that lacked serrations. There were six or seven teeth on each side of the very front of the upper jaw, in the premaxillae, and another twelve in both maxillae behind ...
The following other wikis use this file: Usage on ar.wikipedia.org جمجمة; سبينوصور; قادمة الفك العلوي; Usage on bs.wikipedia.org
Download as PDF; Printable version; In other projects ... Spinosaurus scale diagram; To do list for User:Mistyschism ... (Historical Skull Diagram and Restoration)
Annotated skull diagram of Spinosaurus. Spinosaurid skulls—similar in many respects to those of crocodilians—were long, low and narrow. [17] As in other theropods, various fenestrae (openings) in the skull aided in reducing its weight. In spinosaurs however, the antorbital fenestrae were greatly reduced, akin to those of crocodilians. [30]
Diagram illustrating skull elements from Irritator (bottom) and other spinosaurids, comparing the relative positions of the external nares, or bony nostrils, (labeled e.n.) In 1998, Sereno and colleagues defined two subfamilies within the Spinosauridae based on craniodental (skull and tooth) characteristics.
Download as PDF; Printable version; ... Labeled diagram of a typical archosaur skull, ... The largest carnivorous dinosaur was Spinosaurus, ...
It is known from fossils collected from the Grès supérieurs Formation of the Savannakhet Basin, the first of which were found in 2010, consisting of a partial skeleton without the skull or limbs. This specimen became the holotype of the new genus and species Ichthyovenator laosensis , and was described by palaeontologist Ronan Allain and ...
Annotated skull diagram of the related Spinosaurus. In 2006, Thai biologist Komsorn Lauprasert examined fossils collected from the Phu Kradung, Sao Khua, and Khok Kruat Formations. In this study, the teeth of Siamosaurus and a Moroccan spinosaurid were compared to those of crocodilians using scanning electron microscopy.