In 1879, he described Penaeus esculentus in a paper in the Proceedings of the Linnean Society of New South Wales, basing his description on material in the Macleay Museum which had come from Port Jackson and Port Darwin, and noting that P. esculentus is "the common edible prawn of Sydney, and Newcastle, etc.".
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William Aitcheson Haswell arrived in Australia in 1878, and began working in a marine zoology laboratory at Watsons Bay.