The Annelida collection, including Echiura, Sipuncula and free-living nematode worms, contains a wealth of important and historic material, including the most comprehensive collection of Siboglinidae ...
v. 1. Introduction, benthic ecology, oceanography, Platyhelminthes, and Nemertea / edited by James A. Blake and Andrew Lissner -- v. 2. The Porifera / Karen D. Green ...