Well for one she wouldn't have claws a koukaku kagune looks more like this 
[hider=koukaku]
[img]https://fenozi.com/wp-content/uploads/2017/05/ghoul-4.jpg[/img]
[/hider]
And a ukaku kagune looks like this
[hider=ukaku]
[img]http://pa1.narvii.com/5845/734b30f717179865174b8b7a2e40703231642901_hq.gif[/img]
[/hider]