Brood-pouch of Thecidium mediterraneum. Part of the wall of the pouch has been removed to show the clusters of larvae. 1. Mouth, overhung by lip. 2. One of the two median tentacles which are enlarged and modified to bear the larvae. 3. Wall of brood-pouch into which the median tentacles are folded. 4. Larva attached to the swollen end of the tentacles.
Most materials are located in the University of Washington Libraries. Images were scanned by staff of the UW Fisheries-Oceanography Library.
Materials in the Freshwater and Marine Image Bank are in the public domain. No copyright permissions are needed. Acknowledgement of the Freshwater and Marine Image Bank as a source for borrowed images is requested.
The University of Washington Libraries does not provide reproductions of this image. This record contains a citation for this image. If you want to use the scanned image, acknowledgement of the Freshwater and Marine Image Bank as a source for borrowed images is requested.