Measurements (from Sher & Allen, 1953)
L = 0.64-0.68 mm; a = 27-37; b = 5.5-6.1; c =
16-18; V = 73-75
L = 0.55-0.57 mm; a = 26; b = 5.4-5.8; c = 17-18;
spear = 16 um
Description (from Sher & Allen, 1953)
Female: Lateral field marked by four incisures. Lip region
slightly set off from body, bears four annules. Outer margins
of sclerotized labial framework extend into body about one body annule.
Spear-guiding apparatus extends posteriorly from basal plate about three
body annules. Spear 17 um long, conspicuous basal knobs flattened
anteriorly. Orifice of dorsal esophageal gland about 2 um
behind spear base. Hemizonid just anterior to excretory pore, about
two body annules long. Ovary consists of a single row of oocytes,
except for double row near anterior end. Spermatheca oval, uterus
short. Posterior uterine branch about as long as width of body at
vulva. Four incisures extend past phasmid. Tail tapering to
a narrow almost pointed terminus. No striations around terminus.
Male: Similar to female. Single outstretched testis, spermatocytes
in a double row. Spicules, gubernaculum, and bursa typical of the
genus.
Type host: Roots of banana.
Type locality: Kew gardens, England.