taxonomy sourceSiddiqi, M.R. (2000). Tylenchida. Parasites of plants and insects. <em>CABI Publishing Wallinford, UK.</em> 2nd Edition 833pp.[details] Available for editors [request]
additional sourceUzma, I.; Nasira, Firoza, K.; Shahina, F. (2015). Review of the genus Helicotylenchus Steiner, 1945 (Nematoda: Hoplolaimidae) with updated diagnostic compendium. <em>Pakistan Journal of Nematology.</em> 33(2): 115-160.[details]
additional sourceSubbotin, S.; Vovlas, N.; Yeates, G.; Hallmann, J.; Kiewnick, S.; Chizhov, V.; Manzanilla-López, R.; Inserra, R.; Castillo, P. (2015). Morphological and molecular characterisation of Helicotylenchus pseudorobustus (Steiner, 1914) Golden, 1956 and related species (Tylenchida: Hoplolaimidae) with a phylogeny of the genus. <em>Nematology.</em> 17(1): 27-52., available online athttps://doi.org/10.1163/15685411-00002850[details]
additional sourceLal, M.; Khan, E. (1997). On the taxonomic status of species of Helicotylencus Steiner, 1945.II. Having a round tail terminus from India. <em>Indian Journal of Nematology.</em> 27(1): 12-17.[details]
additional sourcevan den Berg, E.; Kirby, M. F. (1979). Some spiral nematodes from the Fiji Islands (Hoplolaimidae: Nematoda). <em>Phytophylactica.</em> 11(2): 99-110.[details]
additional sourceYeates, G. W. (1968). Studies on Nematodes of dune sands. <em>A thesis presented for the degree of Doctor of Philosophy in Zoology in the University of Canterbury, Christchurch, New Zealand.</em> 1-101.[details] Available for editors [request]
additional sourceTikyani, M. G.; Khera, S. (1968). A Survey of Plant-Parasitic Nematodes Around Roots of Great Millet (Sorghum vulgare) From Rajasthan, India. <em>Plant Disease Reporter.</em> 52 (5): 396-398.[details] Available for editors [request]
additional sourceTikyani, M. G.; Khera, S.; Bhatnagar, G. C. (1969). Helicotylenchus goodi n. sp. from rhizosphere of great millet. <em>Zool. Anz.</em> 182 (5/6): 420-423.[details] Available for editors [request]
additional sourceTimm, R. W. (1965). A preliminary survey of the plant parasitic nematodes of Thailand and the Philippines. <em>Thai Sambhand Printing Press, Fuang Nakorn Road, Bangkok.</em> 62-64.[details] Available for editors [request]
additional sourceFortuner, Renaud . (1984). Morphometrical Variability in Helicotylenchus Steiner, 1945. 6: Value of the Characters Used for Specific Identification. Revue de Nématologie, 7(3): 245-264.[details]