Diagnosis: Medium-sized nematodes. Entrance to stoma
encircled by raised muscular ring. Lips amalgamated, giving truncate,
rounded appearance. Inner and outer circlet of labial papillae very
close-set, submedian ones near ends of amphidal openings. Odontostyle
slender, with narrow lumen and short aperture. Guiding ring double.
Odontophore simple, rod-like. Oesophagus muscular, dorylaimoid,
with large basal enlargment. Female reproductive system amphidelphic.
Vulva transverse. Spicules large, slender; ventromedian supplements numerous
and noncontiguous. Female tail long, conoid; male tail short, convex-conoid.
Type species: Chrysonema
aurum Thorne, 1929
C. abyssinica Filipjev, 1931
C. thornei Filipjev, 1931
Species found: at:
|C. aurum ddddd
||Long's Peak (by G. Thorne, 1925)