THE STRUCTURE AND RELATIONSHIPS OF THE ASCIDIAN CIALLUSIA LONGA VAN NAME

Authors


Abstract

A re-examination of Ciallusia longa Van Name shows that the pedicel contains test, epidermis, and connective tissue with blood channels, and that the heart lies on the right of and below the posterior part of the branchial sac. No trace of epicardia was found. The systematic position of Ciallusia is discussed.

Ancillary