M. grandis

M. grandis may refer to:

Meconopsis grandis, the blue Poppy, a flowering plant found in Bhutan
Melanella grandis, a very small ectparasitic sea snail species in the genus Melanella
Melanodexia grandis, a fly species in the genus Melanodexia
Menegazzia grandis, a lichen species found in Australia
Mexitlia grandis, a spider species in the genus Mexitlia found in Mexico
Millettia grandis, a legume species found in South Africa
Miohippus grandis, a prehistoric horse species found in now North America that lived from the late Eocene to early Miocene
Moneta grandis, a spider species in the genus Moneta endemic to India
Mullerornis grandis, an extinct elephant bird species found in Madagascar

Synonyms

Makalata grandis, a synonym for Toromys grandis, the giant tree rat or white-faced tree rat, a spiny rat species found in Brazil