Punctodera |
Contents |
Rev 05/16/2006 |
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Classification |
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Hosts | |
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Morphology and Anatomy |
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Life Cycle |
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Economic Importance |
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Damage |
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Distribution |
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Management |
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Feeding |
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References |
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Tylenchida
Tylenchina
Tylenchoidea
Heteroderidae
Heteroderinae
Punctodera (Mulvey & Stone, 1976)
Synonyms:
None.
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Female: Cyst stage present.
Body globose, spherical to pear-shaped with short neck and no terminal cone. Cuticle thick, with superficial, reticulate pattern; subcuticle with punctation. D-layer present; subcrystalline layer present, thick. Vulva terminal; vulval slit less than 5 µm long, surrounded by a circular circumfenestra; no perineal papillae; no underbridge; no bullae. Anus surrounded by circular (anal) fenestra. Eggs retained in body (no egg mass). |
| Males: Body twisted.
Lateral field with four lines. Spicules greater than 30 µm long, slightly curved, distally pointed. No cloacal tube. Tail very short, rounded. Second-stage juveniles: Stylet less than 30 µm long. Lateral field with four lines. Esophageal glands fill body cavity. Tail conical, to conical-effilated with long, hyaline, terminal portion. Phasmids punctiform.
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Nurse cell system: A syncytium.
Luc, Maggenti & Fortuner, Rev. Nematol. 11:159-176 (1988).