Rhamphorhynchus

Next to the iconic Pteranodon, Rhamphorhynchus muensteri may be the most familiar of the pterosaurs to the general public (even if more people have seen illustrations of it than know its name). A widespread pterosaur in the Late Jurassic, Rhamphorhynchus would have caught fish with its prominently long teeth. One fossil specimen even shows a Rhamphorhyncus with a small fish in its throat while being attacked in turn by another, larger fish!

I drew this in my sketchbook while listening to a recorded talk on pterosaurs’ probable appearance given by Dr. David M. Unwin at the 2020 Annual Meeting of the Paleontological Association. It used to be thought that pterosaurs like Rhamphorhynchus were covered in hair-like fuzz called pycnofibers based on certain fossil impressions, but Unwin’s research suggests that these were little more than artifacts of preservation and that pterosaurs in actuality would have been “naked” (i.e. without scales, feathers, hair, or integument of any other kind). This is why my Rhamphorhynchus looks so smooth-skinned here.

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