THE parasitism of barnacles of many species by various isopods, gregarines and trematodes, often with the resultant castration of the host, is well known. Recent observations on Balanus balanus ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more.

IN June 1956, a stone carrying a large red barnacle was brought up by a crawler from a depth of about 25 m., between the mouth of the Adour and Cap Breton. The specimen was identified by Dr. J. P.

This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more ...