Eudonia clavula Clarke 1986

Eudonia clavula

Alar expanse 16–18 mm.

Labial palpus grayish fuscous; ventrally, at base, very pale buff. Antenna fuscous. Head grayish fuscous and buff mixed. Thorax fuscous; tegula fuscous mixed with buff. Forewing ground color buff, strongly marked by blackish fuscous blotches and scattered light ochraceous-buff scales; from basal fourth of costa an irregular transverse line of ground color extends to basal third of dorsum; beyond this line an irregular blackish fuscous blotch; on tornus a blackish fuscous blotch; before apex a fuscous shade; on terminal edge a series of small blackish fuscous spots; subterminally, an ill-defined, irregular, transverse buff line; cilia mixed grayish and buff. Hindwing grayish fuscous, paler toward base; cilia grayish. Legs buff suffused grayish fuscous and marked with fuscous. Abdomen grayish fuscous dorsally; buff ventrally.

Male genitalia slides USNM 25370, 25371, 25403. Harpe broadest before cucullus; cucullus broadly rounded. Gnathos claviform. Uncus profusely clothed with setae. Vinculum U-shaped. Tegumen narrowed posteriorly. Anellus pyriform. Aedeagus nearly as long as harpe, stout, curved; vesica armed with a small granular disc.

Female genitalia slides USNM 25372, 25373. Ostium funnel-shaped. Inception of ductus seminalis near junction of sclerotized posterior and membranous sections of ductus bursae. Ductus bursae lightly sclerotized in posterior half, membranous and coiled in anterior half. Bursa copulatrix finely granular; appendix bursae membranous. Signum an oval patch of granules.

HOLOTYPE.—USNM 100733.

TYPE-LOCALITY.—Fatu Hiva, Mt. Teoaiua 2000 ft (610 m).

DISTRIBUTION.—Fata Hiva.

FOOD PLANT.—Unknown.

Described from the holotype, 4 and 7 paratypes as follows. Fatu Hiva: Mt. Teoaiua, 2000 ft (610 m), 22 Mar 1968, 2, 2; Tahuna, 2000 ft (610 m), 27 Mar 1968, 1. Teavapuhiau, Ouia, 23–24 Jul and 1–3 Aug 1977, 1, 5 (Montgomery).

Eudonia clavula is similar to citrocosma but lacks the yellow markings of that species. The males of clavula are easily distinguished from those of citrocosma by the claviform gnathos.

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Eudonia clavula is a moth in the family Crambidae. It was described by John Frederick Gates Clarke in 1986. It is found on the Marquesas Archipelago in French Polynesia.^[1][2][3]

References

Eudonia clavula is a moth in the family Crambidae. It was described by John Frederick Gates Clarke in 1986. It is found on the Marquesas Archipelago in French Polynesia.

Eudonia clavula là một loài bướm đêm trong họ Crambidae.