Gupta, R. (1962). On Ignavia breviovarica sp. nov., from the purple heron, Ardea purpurea (Linnaeus), with a note on the validity of Brijicola caballeroi Pande,1960(Trematoda : Echinostomatidae). Revista de Biologia Tropicale Costa Rica. 10: 99–110.
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Gupta, R.
1962
On Ignavia breviovarica sp. nov., from the purple heron, Ardea purpurea (Linnaeus), with a note on the validity of Brijicola caballeroi Pande,1960(Trematoda : Echinostomatidae).