I found some which may help. And I will give you my routine.
I mix Pilates and Yoga. Pilates has a *
Here, I do a Quad stretch (Lunge forward, drop knee to floor, push pelvis forward) and a Hamstring (Sit on one heel, lean forward) stretch.
Half Spinal Twist
*Mermaid Side Stretch*
*Roll like a Ball*
Supine Spinal Twist
On most days, I do a few Sun Salutations (It's a yoga series)
I add and take away as I feel necessary. Hope that helps you!
Here's a site about Pilates if you want to try it. I love it.
Also, youtube.com has videos of yoga and pilates. Just do a search there.
Oh ya, and there are books and videos on prenatal yoga. I research customer reviews on amazon.com before buying. I like to go to used bookstores and the library first to.