Lambdaconus

Lambdaconus; Temporal range: Late Oligocene-Early Miocene (Deseadan-Colhuehuapian) ; ~29.0–17.5 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	† Litopterna
Family:	† Proterotheriidae
Subfamily:	† Proterotheriinae
Genus:	† Lambdaconus ; Ameghino, 1897
Type species
	†Lambdaconus suinus; Ameghino, 1897
Other species
	Lambdaconus lacerum(Ameghino, 1902); Lambdaconus inaequifacies(Ameghino, 1904);
Synonyms
	Genus synonymy Prothoatherium; Ameghino, 1902; Eoproterotherium; Ameghino, 1904; Licaphrops; Ameghino, 1904; L. lacerum Prothoatherium lacerum; Ameghino, 1902; Prolicaphrium festinus; Ameghino, 1902; Licaphrops festinus; (Ameghino, 1902) Ameghino, 1904; L. inaqeuifacies Eoproterotherium inaequifacies; Ameghino, 1904;

Last updated September 17, 2025

Lambdaconus is a genus of proterotheriid from the Late Oligocene to Early Miocene of Argentina. The type species (main species) of Lambdaconus genus is L. suinus. It was named in 1897 by Ameghino. The referred species include L. lacerum, named as Proterotherium lacerum in 1902 by Ameghino, and L. inaqeuifacies.^[1]

References

↑ Kramarz, A.G.; Bond, M. (2005). "Los Litopterna (Mammalia) de la Formación Pinturas, Mioceno Temprano-Medio de Patagonia". Ameghiniana. 42 (3): 611–625.

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[kramarz2005-1] Kramarz, A.G.; Bond, M. (2005). "Los Litopterna (Mammalia) de la Formación Pinturas, Mioceno Temprano-Medio de Patagonia". Ameghiniana. 42 (3): 611–625.

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