Abstract
Body cigar-shaped. Onchiostyle relatively long, ventrally curved without basal knobs; guiding ring simple, surrounds anterior end of onchiostyle. Nerve ring about halfway the pharynx, at isthmus region. Pharynx with swollen posterior glandular bulb; five gland nuclei present: one posterior ventrosublateral pair, one small anterior ventrosublateral pair, and a single large dorsal nucleus; dorsal nucleus position varies within same species between anterior and posterior ventrosublateral pairs. Male with one testis, outstretched; precloacal supplements well developed; poorly developed caudal alae present or absent; spicules straight to ventrally curved, with or without ornamentation. Spicule protractor muscles form capsule of suspensor muscles around the spicules. Female reproductive system didelphic-amphidelphic or monodelphic-prodelphic, ovary (ovaries) reflexed; oviduct consisting of two finely granular cells; spermatheca(e) present or absent; rectum almost parallel to longitudinal body axis; anus subterminal. Tail short, maximum length one anal body width.
Trichodoridae (Thorne, 1935) Clark, 1961
Order Triplonchida Cobb, 1920
Suborder Diphtherophorina Coomans & Loof, 1970
Superfamily Trichodoroidea (Thorne, 1935) Siddiqi, 1974
Family Trichodoridae (Thorne, 1935) Clark, 1961
Type genus: Trichodorus Cobb, 1913
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© 1995 Springer Science+Business Media Dordrecht
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Decraemer, W. (1995). Systematics. In: The Family Trichodoridae: Stubby Root and Virus Vector Nematodes. Developments in Plant Pathology, vol 6. Springer, Dordrecht. https://doi.org/10.1007/978-94-015-8482-1_3
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DOI: https://doi.org/10.1007/978-94-015-8482-1_3
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