Or a badly photoshopped LKI/LKII? I have no idea.
"Sometimes things that are not true are included in Wikipedia. While at first glance that may appear like a very great problem for Wikipedia, in reality is it not. In fact, it's a good thing." - Wikipedia.
It's a "Carro Barbastro"
Used in spanish civil war
There's info and an artist's impression here:
http://www.tanks-encyclopedia.com/ww2/spain/Interwar_Spanish_Tanks.php
And someone's built a model here:
http://airecompimido.blogspot.co.uk/2012/04/continuacion-os-paso-mostrar-un-trabajo.html
To answer the original question, it's definitely a thing.
http://vehiculosblindadosdelaguerracivil.blogspot.de/search?q=Carro+Barbastro