J. E.  Watson, ?Review of hydroids introduced to Victorian waters?, The Introduced Species of Port Phillip Bay, Victoria. Centre for Research on Introduced Marine Pests Technical Report, no. 20, p. 88--107, 1999.

J. E.  Watson, ?The hydroid fauna of the Houtman Abrolhos Islands, Western Australia?, The marine flora and fauna of the Houtman Abrolhos Islands, Western Australia. Western Australian Museum, Perth, p. 503--546, 1997.

J. E.  Watson, ?Hydroids (Cnidaria: Hydrozoa) from southern Queensland?, Memoirs of the Museum of Victoria, vol. 59, no. 2, p. 337--354, 2002.

J. E.  Watson, ?Encounter 2002 expedition to the Isles of St Francis, South Australia: annotated list of shallow water hydroids with description of a new species of Campanularia?, Transactions of the Royal Society of South Australia, vol. 127, no. 2, p. 243--263, 2003.

J. E.  Watson, ?Hydroids (Hydrozoa: Leptothecatae) from the Beagle Gulf and Darwin Harbour, northern Australia?, 2000.

J. E.  Watson, ?Hydroids of the Archipelago of the Recherche and Esperance, Western Australia: annotated list, redescriptions of species and descriptions of new species?, The marine flora and fauna of Esperance, Western Australia. Western Museum, Perth, p. 495--611, 2005.

J. E.  Watson, ?Pearson Island Expedition 1969 - 9. Hydroids?, Transactions of the Royal Society of South Australia, vol. 97, pp. 153-200, 1973.