"Petter, A. & le Bel, J. 1992. Two new species in the genus Cucullanus (Nematoda - Cucullanidae) from the Australian region. Memorias do Instituto Oswaldo Cruz, 87(1): 201-206." . "Petter & Bel (1992)" . . . "Petter & Bel (1992)" . . "1992"^^ . "1992"^^ .