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Three Acanthocephala species were recovered and identified from three species of fish host. They areNeoechinorhynchus agilis collected from grey mullet, (Mugil cephalus), Neorhadinorhynchus macrospinosus from rabbit fish(Siganus fuscescens), and Rhadinorhynchus pristis from spotted mackerel (Scomber australasicus). All are new locality records.Scanning electron microscopy and light microscopy were used to describe the morphological characters. In addition, these threeacanthocephalans were characterized genetically using a molecular approach. The nuclear ribosomal DNA region spanning the firstinternal transcribed spacer (ITS-1), the 5.8S gene and the second internal transcribed spacer (ITS-2) was amplified and the sizes ofPCR products derived were different in length. They are 450 bp for N. agilis, 800 bp for N. macrospinosus, and 600 bp for R. pristis.
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