I wouldn't do it. My curviceps chases my pygmaeus and my habrosus around all the time. So I have no doubt that Milo would be able to kill them, espacially in a tank as small as yours, not that yours is small, it's just not large enough to give Milo the room he needs for a territory, and still give the cories room to escape his wrath
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I think about you in the summertime
And all the good times we had, baby
It’s been a few years and I can’t deny
The thought of you still makes me crazy
I think about you in the summertime
Summertime - New Kids On The Block