Here is an excerpt from Fox-Davies "Armorial Families", 1930 version.
Wilkins-Leir
The Late Reverend Edward John Paul
Wilkins-Leir, of Weston House, Weston, Bath,
Clerk in Holy Orders, Bachelor of Arts of the University of
Cambridge. Born 1835; died 1921, being the only son of
the Reverend Edward Wilkins, Master of Arts, Justice of
the Peace for the county of Norfolk, by his wife Mary,
second daughter of Thomas Leir, Esquire, Justice of the
Peace, Bachelor of Arts, of Jaggard's House, in the county
of Wiltshire, and Weston, near Bath; assumed by Royal
License the additional surname and arms of Leir,
1881. Armorial bearings--Quarterly, 1 and 4, azure,
a fesse raguly between two unicorns' heads couped or,
as many flaunches of the last (for Leir); 2 and 3, ermine,
on a bend engrailed between two boars passant sable, a rose
between two martlets argent (for Wilkins). Upon the
escutcheon is placed a helmet befitting his degree, with a
Mantling azure and or; and for his Crests, 1. on a wreath
of the colours, a unicorn's head couped or, in front of a
saltire raguly azure (for Leir); 2. on a wreath of the colours,
upon a mount, a trunk of a tree eradicated fessewise proper,
thereon a boar passant regardant sable, pierced through the
shoulder with an arrow in bend sinister also proper (for
Wilkins)