Philodendron domesticum

Philodendron × domesticum G.S.Bunting, Baileya 14: 89 1966.;
Fwd: Plant for identification 200618 SR (mixed thread): 17 posts by 5 authors. Attachments (4)- 1 Mb each. 
Alocasia Species??? 
Attached photograph 

Is this Species is Alocasia boyceana 

..., it is Philodendron species and not Alocasia. May be Philodendron billietiae or Philodendron melanochrysum or
Philodendron mexicanum or some related species.
A kind of Philodendron?
To me it looks closer to Philodendron domesticum.