Help with morph, please!

So two of my pretty leo ladies were bought as Blizzards, but they do not look like Blizzards. Someone told me they were Murphy patternless, while several others said they looked just like their Mack snow patternless.

The seller has no contact with the person he bought them from, and we therefore do not know what morph the parents are. We don't have any baby photos of them either... Is there any way to tell what morph they are?

This is what they looked like the day we got them: