Sorry for this being so image intensive, but wanted to share a timeline of the Steatocranus sp. "square head". Ted, if this is violation of the image policy let me know and I will edit the post.
30 days old
40 days old
60 days old
90 days old
180 days old
270 days old
330 days old
30 days old
40 days old
60 days old
90 days old
180 days old
270 days old
330 days old