orycto-, oryct- (Greek: fossil, mineral; dug, dig; literally "thing dug")

oryctere:

orycterope:

Orycteropus:

oryctognosis:

oryctognostic:

oryctognosy:

oryctograph:

oryctogrphy:

oryctological:

oryctologist:

oryctology:

oryx: