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Re: Feathered tyrannosauroids; it's delightful, it's delicious...
I'm celebrating the news by baking a chicken and new potatoes, with
steamed broccoli and sauteed mushrooms, served with a brisk (yet
unobtrusive) Zinfandel. Since this is clearly a special occasion, I
might even consider cleaning and plucking the chicken before serving.
"My wife likes to talk during sex. One time, she called me from a motel"
- Rodney Dangerfield (1922 - 2004)
On Wed, 06 Oct 2004 14:32:46 -0400 "Thomas R. Holtz, Jr."
> ...it's Dilong paradoxus!
> XU, X., M.A. NORELL, X. KUANG, X. WANG, Q. ZHAO & C. JIA. 2004.
> tyrannosauroids from China and evidence for protofeathers in
> tyrannosauroids. Nature 431:680-684.
> Birds? Pah! Stump-tailed, swelled-headed flying mutants.
> Spinosaurids? Crocodile-wannabes with fish on their breath.
> Dromaeosaurids? Early K has beens who hung around far after they
> This paper is about REAL theropods.
> Namely, Dilong paradoxus (the paradoxical Imperial Dragon), the
> complete basal tyrannosauroid yet known, from the Yixian of
> Liaoning. Four
> specimens are known (one of which may prove to be from a second
> including a wonderfully complete skull. Adult length estimated at
> 1.6 m.
> Oh, yeah, and there are protofeathers on it.
> Dilong's anatomy includes:
> Fully D-shaped premaxillary teeth, comparable in size & shape to the
> contemporaneous) Tetori Group tyrannosauroid tooth.
> Nasals fused even in juveniles.
> Robust, pneumatic lacrimal, and pneumatic jugal.
> Reduced prefrontal.
> Small but well-defined saggital crest, and well-developed transverse
> Pneumatic quadrate.
> Highly pneumaticized basicranium, with deep basisphenoid recess.
> Distal end of scapula greatly expanded relative to shaft.
> Three fingered manus, with a very slender metacarpal III.
> Extremely large pubic boot.
> Non-arctometatarsalian pes.
> In other words, not terribly different to what I've been predicting
> for the
> last 15 years (except for the last one, except that for the last
> four years
> or so I've advocated a non-arctometatarsalian ancestry of
> Obviously, I'm VERY VERY happy about this little guy.
> More later.
> Thomas R. Holtz, Jr.
> Vertebrate Paleontologist
> Department of Geology Director, Earth, Life & Time
> University of Maryland College Park Scholars
> Mailing Address:
> Building 237, Room 1117
> College Park, MD 20742
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