A preliminary study of the genus Nymphicula Snellen from Australia, New Guinea and the south Pacific (Lepidoptera: Pyraloidea: Crambidae: Acentropinae)
Author
Agassiz, David
text
Zootaxa
2014
3774
5
401
429
journal article
46265
10.11646/zootaxa.3774.5.1
95c81d13-feb2-408c-8052-5a9de926d3cf
1175-5326
230064
41806FD6-9D31-4CEF-8F26-3D1200BBA01E
Nymphicula lifuensis
sp. n.
Description of imago
(fig. 24). Wingspan
14mm
. Head whitish, crown mixed brown; labial palpus with terminal segment yellowish white, longer than second; second segment clothed with brown scales; antenna pale brownish; thorax mixed brown and whitish.
Forewing base brown, paler dorsally; antemedian fascia indistinct, whitish; an oblique dark fuscous streak beneath costa; median zone triangular, fairly evenly scaled dark fuscous; terminal area ochreous but dark brown between strigulae; first strigula white edged brown; second strigula white becoming silver-grey in dorsal half; tornal spot silver-grey; terminal line brown; cilia with fuscous scales, white above tornus.
Hindwing base white mixed fuscous; subbasal fascia white; antemedian line irregular, fuscous, preceded by a diffuse yellow spot in dorsal half; tornal spot small, silver-grey; median zone reduced, bounded dorsally by a fuscous line; subterminal line fuscous enclosing ochreous area around four eye-spots, each with a sliver-grey spot on the inner side, eye-spot 1 with another in middle; Legs whitish ochreous, male with dark scales on first and second tarsus.
Male
with black hair pencil on posterior surface of thorax, adjacent to tympanal organs on the abdomen.
Tympanal organs
(fig. 50): venula media as long as venulae secundae
Male
genitalia
(fig. 70): Coremata twice as long as seventh segment. A pair of club-shaped scales at base of eighth segment, and a pair of small coremata bands in the centre. Valva short and broad, parallel sided; length
3x
breadth. Aedeagus with cornutus, a long spine with two or three small spinules halfway
Female genitalia
(fig. 92): Ductus bursae almost equal in length to corpus bursae; corpus bursae spoon-shaped; signa a broad spinose band extending the whole length of the corpus bursae.
Material examined.
Holotype
♀ Loyalty Is:| E. Lifu Is | Cap des Pins |
18.xi.49
–
18.i.50
.| L.E. Cheesman
BMNH
Pyralidae
slide no. 17749 & 1
paratype
same data,
BMNH
Pyralidae
slide no. 17748.
Diagnosis.
Distinguished by the broad whitish areas at the base of both wings.
Derivation.
from the
Island
of Lifu where the species was found
Distribution.
Known only from the Loyalty Islands.