Unusual doll head with chin tattoo

[luminousthings]

I was at an estate sale and the person was a doll collector.  I thought this doll head was very interesting, she is clay(bisque?) and I can't discern the markings on her neck.  I can see MO and maybe a P,below those letters looks like NZ.  Just curious if anyone has more information, thank you?

[rosegoldwitch]

She's Maori

[luminousthings]

Thanks, was trying to repost this with pictures turned right way!

[rosegoldwitch]

lol, yeah, I flipped the screen upside down almost to look but I could tell as soon as i opened thread. Various tribal peoples use and have the lip/chin tattoos but that was my first thought when I saw the header in my emails and when I came over realized yes, she is