"Motoman" is Philippe Maire. From Hamilton's book:
To the person wondering why Rider 8 has to be Victor Hugo Pena, by my reckoning:
Rider 8 was on the 2003 Tour team (Landis). He was not on the 2004 Tour team (also Landis, who lists himself, Armstrong, Hincapie, and Riders 2, 5, 6, 10...