''Cucullanus bulbosus'' is a species of parasitic nematodes.Lane, M. O. (1916). The genus ''Dacnitis'' Dujardin, 1845. Ind. J. med. Res. 93-104.de Barreto, BAL. 1922. Revisão da familia Cucullanidae Barreto, 1916. Memórias do Instituto Oswaldo Cruz, 14, 68–87
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It is an endoparasite of

carangid The Carangidae are a family of ray-finned fish which includes the jacks, pompanos, jack mackerels, runners, and scads. It is the largest of the six families included within the order Carangiformes. Some authorities classify it as the only famil ...

fishes. In 1916, Lane described a new cucullanid species, ''Bulbodacnitis bulbosa'', from the bluefin trevally ''

Caranx melampygus The bluefin trevally (''Caranx melampygus''), also known as the bluefin jack, bluefin kingfish, bluefinned crevalle, blue ulua, omilu, and spotted trevally), is a species of large, widely distributed marine fish classified in the jack family, Car ...

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Sri Lanka Sri Lanka (, ; si, ශ්‍රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...

and established the new genus ''Bulbodacnitis'' to accommodate it, because he considered the presence of a dorsal hemispherical cephalic elevation in this species to be of generic importance. However, Barreto considered ''Bulbodacnitis'' Lane, 1916 a junior synonym of ''

Cucullanus ''Cucullanus'' is a genus of parasitic nematodes.Shamsi, S. (2016). ''Cucullanus'' Müller, 1777. In: Guilini, K.; Bezerra, T.N.; Deprez, T.; Fonseca, G.; Holovachov, O.; Leduc, D.; Miljutin, D.; Moens, T.; Sharma, J.; Smol, N.; Tchesunov, A.; M ...

'' O.F. Müller, 1777, to which he transferred Lane’s species. ''Cucullanus bulbosus'' had not been recorded since its description by Lane in 1916, but it was found again only in 2016, one century after, from specimens collected in ''

Carangoides fulvoguttatus The yellowspotted trevally (''Carangoides fulvoguttatus''), also known as the yellowspotted kingfish, goldspotted trevally, tarrum, or yellowspot, is a widespread species of large inshore marine fish in the jack family Carangidae. The yellowspo ...

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. The 2016 study included the first scanning electron microscopy examination and confirmed some previously reported morphological features in this species, showed some new characters (presence of circumoral spines and ventral oblique muscle bands in the male) and provided observations of the cephalic structures and male caudal papillae.

References

{{Taxonbar, from=Q26770820 Ascaridida Parasitic nematodes of fish Nematodes described in 1916 Fauna of Sri Lanka Endoparasites