Blazon
Azure, an episcopal staff in pale or, ensigned with a cross pattée argent, surmounted of a pall of the last, edged and fringed of the second charged with four crosses pattée fitchée sable.

Source: Fox-Davies, C.: "Ecclesiastical Heraldry" in Catholic Encyclopedia [1]
Illustration linked from the said article (lower left hand corner)
Both accessed 1 Feb 2006
No machine-readable source provided. Own work assumed (based on copyright claims).
No machine-readable author provided. Greentubing~commonswiki assumed (based on copyright claims).