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Male:
- Small white fusiform nematodes; distinctly truncate posteriorly,
- Without caudal alae; caudal filament subterminal, directed
dorsally.
- Cuticle with annulations
- Esophagus with corpus, isthmus and bulb.
- Lateral alae, approximately 10 um width, extending from
level of esophageal isthmus to near end of body.
- Monorchic, testis extending anteriorly from midbody region,
flexing posteriorly behind excretory pore; vas deferens separated
from testis by narrow tube.
- Three pairs mammilliform caudal papillae: 1 precloacal pair, 1
postcloacal pair close to base of tail filament, 1 pair on tail
filament.
- Anterior cloacal lip with posteriorly directed digitiform
ornamentation.
- Spicule 118 um long, spindleform, tapering to blunt distal end.
- Tail filament 62 um long, inserted dorsally approximately 30 um
from end of body.
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Female:
- Small white cylindrical, tapering anteriorly to blunt point,
posterior ending in median, stout spike.
- Length around 5mm,
- Cuticle with annulations approximately 30 um wide.
- Vulva near mid body.
- Ovaries reach level of esophageal isthmus; larger
individuals may have several coils around corpus.
- Body terminates in tail spike with anus anterior to tip of
spike. E
Ref: Bursey and Goldberg, 2005
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