This is not Monstera acacoyaguensis

Matuda 1949

This specises is native to S. Mexico, Guatemala, Honduras and Salvador.
Its synonym is M. magnispatha. It is closely related to M. lechleriana.

A juvenile plant, photo (1-4) © Taylor Holzer.

The first holes appear when the leaf blades are about 15 cm long.

Tropicos: Monstera acacoyaguensis CATE Araceae: Monstera acacoyaguensis