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Re: Dinosaurs of Morrison Formation



        I wish to thanks  Fred Bervoets, Dinogeorge, Jerry Harris and Thescelosaurus(!!), for their comments. The revised list includes now some nomen dubia and nomen nuda. There are 24 species of sauropods, 16 species of theropods and 15 of ornithischians.

Revised list of DINOSAURS OF MORRISON FORMATION
Some (but not all) nomina dubia and nomina nuda are also cited.

SAUROPODA
Amphicoelias altus
Amphicoelias fragillimus
Apatosaurus ajax
Apatosaurus excelsus
Apatosaurus louisae
“Apatosaurus” minimus
Apatosaurus yahnahpin
Barosaurus lentus
Brachiosaurus altithorax
Camarasaurus grandis
Camarasaurus lentus
Camarasaurus lewisi
Camarasaurus supremus
Diplodocus carnegii
Diplodocus hayi
Diplodocus lacustris
(nomem dubium)
Diplodocus longus
Dystrophaeus viaemalae (nomen dubium?)
Dystylosaurus edwini
Eobrontosaurus sp.(nomen nudum?
)
Haplocanthosaurus delfsi
(including(?) "Morosaurus" agilis?)
Haplocanthosaurus pricus
Seismosaurus halli (=S. hallorum).  
Who change the name to S. hallorum?
Supersaurus vivianae
24 species!!!!!!   ;-)  including nomen dubia and nomen nuda


THEROPODA
Allosaurus fragilis (including Camptosaurus amplus according to Glut, 1997: 252)
Beelemodon sp. (nomen nudum)
Brontoraptor sp. (nomen nudum)
Ceratosaurus nasicornis
Coelurus fragilis
(from Morrison Formation according to Carpenter, 1998)
Edmarka rex
Elaphrosaurus sp.
Hypsirophus discurus (nomen dubium)
Koparion douglassi
Marshosaurus bicentesimus
Saurophaganax maximus
(or Allosaurus maximus)
Ornitholestes hermanni
Palaeopteryx thomsoni
Stokesosaurus clevelandi
Torvosaurus tanneri
Wyomingraptor sp. (nomen nudum)
16 species including nomen dubia and nomen nuda

ORNITHISCHIA
?Camptosaurus depressus (not surely assigned to Morrison Formation according to Norman & Weishampel, 1990: 530)
Camptosaurus dispar
Diracodon laticeps (=? Stegosaurus; nomem dubium?)
Drinker nisti
Dryosaurus altus
Gargoyleosaurus parkpini
“Laosaurus” celer (nomen dubium
)
Mymoorepelta maysi
Nanosaurus agilis (nomem dubium)
Othnielia rex
Stegosaurus armatus
Stegosaurus longispinus
Stegosaurus stenops
Tichosteus aequifacies (nomen dubium)
Tichosteus lucasanus (nomen dubium)
15 species including nomen dubia
 
        Please do your comments or remarks.
 
               Octávio Mateus
 
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