VI. On thirty-one Species of Marine Planarians, collected partly by the late Dr. Kelaart, F.L.S., at Trincomalee, and partly by Dr. Collingwood, F.L.S., in the Eastern Seas
Published in Transactions of the Linnean Society of London. 2nd Series: Zoology, in 1876, in volume 1, issue 3, pages 83-98
Date published:1876-07