WHOOPS! Left something out!

[Tom Holtz <tholtz@geochange.er.usgs.gov>]

::Mike Brett-Surman, Smithsonian Institution

::You left out the Lambeosaurs!
::SHAME!!
::SHAME!!!

Sorry about that...

Within Ornithischia: Cerapoda: Ornithopoda: Iguanodontia: etc., etc.:
--------------Euhadrosauria
---------------Hadrosaurinae
---------------Lambeosaurinae
----------------Bactrosaurus
----------------Parasaurolophus
----------------Tsintaosaurus
----------------Barsboldia
----------------unnamed group ("helmet crested lambeosaurs)
-----------------Lambeosaurus
-----------------unnamed group
------------------Corythosaurus
------------------Hypacrosaurus

[Note that Horner & Currie believe that Hypacrosaurus is closer to
Lambeosaurus than to Corythosaurus]

My appologies to lambeosaur fans everywhere!

                                
Thomas R. Holtz, Jr.                                   
tholtz@geochange.er.usgs.gov
Vertebrate Paleontologist in Exile                  Phone:      703-648-5280
U.S. Geological Survey                                FAX:      703-648-5420
Branch of Paleontology & Stratigraphy
MS 970 National Center
Reston, VA  22092
U.S.A.