It's a....

The ultrasound tech was nice enough to put little captions on some of the pics for us. So the first one is cool as it does show us the sex of the little guy, but then in the background you can see the silhouette of two little fists, a nose and a mouth. That was the best look at his face we got though, since he seems to be taking after his daddy already and slept like a rock through the whole procedure. He barely moved a muscle, and stayed curled up in a tight little ball. Hopefully he'll continue that kind of sleep outside of the womb.

Here's the creepy ghost-like shot of his face and belly. You can faintly make out elbow and fists as well:
Here's a whole-body profile, which reminds me of a fossil..hopefully he'll grow into his head a little in the next few months: