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RE: did Jurassic dinosaurs have feathers?
> From: owner-DINOSAUR@usc.edu [mailto:owner-DINOSAUR@usc.edu]
> On Behalf Of Anthony Docimo
> I was reading a book today that had paintings and drawings
> of a lot of the presently-known archosaurs (including
> Shu(u)via, Microraptor, and a pterodactyl whose long incisors
> and long fingers have some suggesting it was a vampire)...
> ....and while all the "birds" had feathers, in both the
> Jurassic and Cretaceous (the book was arranged by era *then*
> by clade)...the maniraptors and other predatory dinosaurs
> only were illustrated with feathers in the Cretaceous.
> is there reason to think that Jurassic predatory dinosaurs
> would/wouldn't be feathered?
Jurassic maniraptorans would have almost certainly have been feathered.
Compsognathids and tyrannosauroids would be fuzzy. More basal theropods
(including Allosaurus, Ceratosaurus, etc.) would be scaled.
The reason they weren't in that book: out of date science. Or artistic
Thomas R. Holtz, Jr.
Email: firstname.lastname@example.org Phone: 301-405-4084
Office: Centreville 1216
Senior Lecturer, Vertebrate Paleontology
Dept. of Geology, University of Maryland
Faculty Director, Earth, Life & Time Program, College Park Scholars
Mailing Address: Thomas R. Holtz, Jr.
Department of Geology
Building 237, Room 1117
University of Maryland
College Park, MD 20742 USA