A Treatise on Zoology. Edited by E. Ray Lankester M.A., LL D., F.R.S.—Part IV. The Platyhelmia, Mesozoa, and Nemertini. By W. Blaxland Benham, D.Sc. (Lond.), M.A. (Oxon.). London: Adam & Charles Black, 1901
Published in Annals And Magazine of Natural History, in 1902, in volume 9, pages 234-235
Date published:1902