Note 10 — EAST COAST OF ENGLAND.
Reading edition
Mr. Gätke says "the other form, S. leucocyanea, Brehm, comes very rarely so far north as Heligoland, and when it turns up it always does so four to six weeks earlier than the suecica in the spring."
Reading edition
Mr. Gätke says "the other form, S. leucocyanea, Brehm, comes very rarely so far north as Heligoland, and when it turns up it always does so four to six weeks earlier than the suecica in the spring."