Three new species of Hemicriconemoides (nematoda: tylenchida: criconematina) associated with ornamental plants in bareilly district of Uttar Pradesh, India

Three new species of Hemicriconemoides were encountered from the rhizosphere of ornamental plants in Bareilly district of Uttar Pradesh, which have been described and illustmted. H. rosae sp. n. described from the Rosa indica is characterized by having L = 470–510μm; a = 16–17.6; b = 4.9–5.4; V = 92–94.5%; Rv = 6–9; stylet = 50–55μm; and having prominent labial disc, and presence of membranous sheath over the vulva. H. rotundus sp. n. described from the rhizosphere of Hibiscus rosasinensis is characterized by having L = 410–640μm; a = 15.8–20.0; b = 4.0–5.10; V = 90.5–93.7%; Rv = 8–12; stylet = 62–78μm, two lip annules, rounded spear knobs and absence of vulval sheath. H. asymmetricus described from the rhizosphere of Rosa indica, is characterized by having L = 590–660μm; a = 19–19.6; b = 4.7–5.5; V = 89.8–90.4%; Rv =13–14; stylet = 77–80μm; asymmetrical spear knobs, the left knob with anteriorly directed margins, while the right one being rounded, and absence of vulval sheath.