- in 1991
after the
historian Don
Gregorio Alvarez. The type
species is A.
calvoi.
Alvarezsaurus was a
bipedal theropod. Like
other lightweight theropods...
- Álvarez.
Bonaparte (1991)
described the
first alvarezsaurid,
Alvarezsaurus calvoi, from an
incomplete skeleton found in Patagonia, Argentina.
Bonaparte also...
- Superfamily: †Alvarezsauroidea Bonaparte, 1991 Type
species †Alvarezsaurus
calvoi Bonaparte, 1991
Subgroups †Aorun †Bannykus †Bonapartenykus †Haplocheirus...
-
Abelisaurus comahuensis (1985)
Agustinia ligabuei (1998)
Alvarezsaurus calvoi (1991)
Amargasaurus cazaui (1991)
Andesaurus delgadoi (1991) Argentinosaurus...
- shin, and foot, and the left ilium. An alvarezsaurid.
Alvarezsaurus A.
calvoi An alvarezsaurid.
Llukalkan L. aliocrani**** La
Invernada site. A partial...
-
original metacarpal bones and maxillae),
Prochelidella sp.,
Kaikafilusaurus calvoi and
Avitabatrachus uliana,
among others. The
paleontological exhibition...
-
Alvarezsaurus calvoi...
-
Compsognathus longipes; 3rd row (non-eumaniraptoran maniraptorans):
Alvarezsaurus calvoi,
Alxasaurus elesitaiensis,
Avimimus portentosus; 4th row (eumaniraptorans):...
-
Alvarezsaurus calvoi...
- Río
Negro Province Anacleto Formation "Partial skull."
Alvarezsaurus A.
calvoi Neuquén
Province Bajo de la
Carpa Formation "Partial
postcranial skeleton...
