Bellodera |
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Rev 05/23/2005 |
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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
Bellodera (Wouts, 1985)
Synonyms:
None.
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Female: No cyst stage.
Body globose, with projecting neck; terminal cone well developed, but posterior extremity somewhat flattened. Cuticle thick, with superficial, irregular, transverse striae and minute pits between striae; D-layer absent; subcrystalline layer present. Excretory pore forwardly situated 27 to 56 µm from anterior end. Vulva terminal; vulval slit large, not deeply sunken between
hypertrophied vulval lips contituting the terminal cone; no fenestrae;
no underbridge; no bullae. Eggs retained in body. |
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Males: Body twisted.
Stylet less than 30 µm long. Lateral field with four lines. Spicules 30 µm long at most, nearly straight, directed obliquely, with distal extremity pointed. No cloacal tubus. Tail short, rounded. Second-stage Juveniles: Stylet long (35 to 40 µm). Lateral field with four lines. Esophageal glands filling body cavity. Tail conical, of medium length, with hyaline terminal part half of total length. Phasmids with
lens-like structure. |
Nurse cell system: A single, giant cell with a single, giant nucleus.
Luc, Maggenti & Fortuner, Rev. Nematol. 11(2):159-176 (1988).