This work is a continuation of the author's report on the Cirripedia contained in the United States National Museum, of which the portion relating to pedunculate forms was published in 1907.

The collection of Cirripedes in the United States National Museum contains material derived from many sources.

This work provides a guide to current research in barnacle evolution.

This text gives an overview of almost all aspects of barnacle biology covering advances made since Charles Darwin to the present day.

Barnacle is bored.