Any of various large, herbivorous mammals, of the order Proboscidea, that have a trunk; the elephants(noun)
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Use "proboscidean" in a sentence
"The image above from Utah may look familiar to you as I blogged about it here a couple of months ago as one of the very few possible images of Pleistocene megafauna a proboscidean from North American rock art."
"That said, here is another controversial image of a possible proboscidean from Renegade Canyon in the Coso Range, Inyo County, California."
"His attachment to the mastodon puzzled me, and I wondered if he was taking on the letter “m” as well, until I noticed that he constantly referred to it as the “proboscidean mammal.”"