Ian Heath based his Sicilian Saracens, 12th-13th centuries (http://warfare2.likamva.in/WRG/Feudal-97-101-Sicilian_Saracens.htm) on:
an Ivory casket, Fatimid Sicily or Southern Italy, 11th-12th Centuries, Pergamon Museum, Berlin (http://warfare2.likamva.in/11/Fatimid_Pergamon_Ivory_casket.htm)
Storming of S. Germano by Diepold von Schweinspeunt in Liber ad honorem Augusti by Pietro da Eboli, c.1197 (http://warfare.likamva.in/12/Liber_ad_honorem_Augusti-f130r.htm)
Islamic Sicilian Ivory Casket with Horsemen, 12th century, Bargello (http://warfare2.likamva.in/12/Fatimid_Bargello_Ivory_Casket.htm)
Painted Ivory Box, 12th or 13th Century, Cappella Palatina, Palermo, Sicily (http://warfare2.likamva.in/12/Capella_Ivory_Casket.htm)
Ivory Casket with Horsemen, 1200-1225AD, Veroli, Italy (http://warfare2.likamva.in/13/Veroli_Ivory_Casket.htm)
Saracen-Byzantine Style Soldiers (http://warfare.likamva.in/12/Monreale_Capitals-foto_II.htm) in the Capitals in the Cloister of Monreale Cathedral, Palermo (http://warfare.likamva.in/12/Monreale_Capitals.htm)
(http://forums.totalwar.org/vb/attachment.php?attachmentid=13024&d=1401872710)
I would appreciate any better pictures of these or any ivory caskets that may be a source.
MIRROR SITES
Sicilian Saracens, 12th-13th centuries, by Ian Heath (http://warfare.fik4.com/WRG/Feudal-97-101-Sicilian_Saracens.htm)
Ivory casket, Fatimid Sicily or Southern Italy, 11th-12th Centuries, Pergamon Museum, Berlin (http://warfare2.likamva.in/11/Fatimid_Pergamon_Ivory_casket.htm)
Storming of S. Germano by Diepold von Schweinspeunt in Liber ad honorem Augusti by Pietro da Eboli, c.1197 (http://warfare2.netai.net/12/Liber_ad_honorem_Augusti-f130r.htm)
Islamic Sicilian Ivory Casket with Horsemen, 12th century, Bargello (http://warfare.fik4.com/12/Fatimid_Bargello_Ivory_Casket.htm)
Painted Ivory Box, 12th or 13th Century, Cappella Palatina, Palermo, Sicily (http://warfare.fik4.com/12/Capella_Ivory_Casket.htm)
Ivory Casket with Horsemen, 1200-1225AD, Veroli, Italy (http://warfare.fik4.com/13/Veroli_Ivory_Casket.htm)
Capitals in the Cloister of Monreale Cathedral, Palermo (http://warfare2.netai.net/12/Monreale_Capitals.htm)
Druzhina
12th Century Illustrations of Costume & Soldiers (http://warfare2.netai.net/12C.htm)
Nice one D! :)