Coat of arms of Stylman

The blazon

sa. an unicorn, passant, or, on a chief of the second, three billets of the first. — Crest, a camel s head, erased, az. bezantee, muzzled, collared, lined, and ringed or, on the collar three hurts. [Granted, 6th May, 1562.]

A blazon is the description of a coat of arms in the technical language of heraldry. The drawing comes from that text, and from nothing else.