Coat of arms of Frankland

The blazon

az. a dolphin, embowed or, on a chief of the second a bird of the first, collared ar. betw. two saltiers gu. — Crest, an anchor sa. enfiled with a dolphin ar. [March, 3, 1568.]

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.