siblings of Monitor xx

half siblings paternal 4
  half siblings paternal (4)
  half siblings paternal (4)

half siblings paternal

stallion Student xx (Thoroughbred, 1851, from Chatham xx)

Student xx
gender-male
1851

Chatham xx / Laurel xx

broodmare Governess xx (Thoroughbred, 1855, from Chatham xx)

Governess xx
gender-female
1855

Chatham xx / Laurel xx

horse Rochester xx (Thoroughbred, 1846, from Chatham xx)

Rochester xx
gender-male
1846

Chatham xx / Little John xx

broodmare Eloquence xx (Thoroughbred, 1853, from Chatham xx)

Eloquence xx
gender-female
1853

Chatham xx / Doctor Syntax xx