Assertion: mastodon | /r/HasProperty | obsolete
Facets:
value: for their genus
type: OTHER
Source sentences:
text: Mastodon as a genus name is obsolete; the valid name is Mammut, as that name preceded Cuvier's description, making Mastodon a junior synonym.
text: The name mastodon (or) comes from their tooth structure ( Greek μαστός and ὀδούς, "nipple tooth"), and is also an obsolete name for their genus.