New species of Cloacina Linstow, 1898 (Nematoda: Strongyloidea) parasitic in the stomach of the quokka, Setonix brachyurus (Marsupialia: Macropodidae), from Western Australia. Transactions of the Royal Society of South Australia, 123(1-2), 31 May 1999: 17-30. 24 [Zoological Record Volume 136]