From - The Ananga Ranga
Uttana-bandha (i.e., supine posture) is the great division so-called by men well versed in the Art of Love, when a woman lies upon her back, and her husband sits close to her upon his hams. But is this all that can be said of it? No! no! there are eleven sub-divisions: ...
#1 Samapada-uttana-bandha, is when the husband places his wife upon her back, raises both her legs, and placing them upon his shoulder, sits close to her and enjoys her.
HER
HIM