Entity:

Authorship

Original name, rank & spelling

Bonaparte, 1991. Revista del Museo Argentine de Ciencias Naturales "Bernardino Rivadavia" e Instituto National de Investigacion de las Ciencias Naturales Paleontologia 4 (3): 82.

Types

Type of	:	†*Alvarezsauridae* (Family) Bonaparte, 1991
Type of	:	†*Alvarezsaurinae* (Subfamily) Bonaparte, 1991
Type of	:	†*Alvarezsauroidea* (Superfamily) Bonaparte, 1991	Ref: B.C. Livezey & R.L. Zusi, 2007: 9. [inferred]
Type, by monotypy	:	†*Alvarezsaurus calvoi* Bonaparte, 1991a