Nemophora gaoligongshana Sun, Wang et Li, 2022

Sun, Hao, Wang, Shuxia & Li, Houhun, 2022, Review of the degeerella species group of the genus Nemophora Hoffmannsegg 1798 (Lepidoptera: Adelidae) from China, Zootaxa 5219 (4), pp. 301-338 : 313-314

publication ID

https://doi.org/ 10.11646/zootaxa.5219.4.1

publication LSID

lsid:zoobank.org:pub:234D6F6E-9EA6-404F-B2A1-1B07F2EF418E

DOI

https://doi.org/10.5281/zenodo.7433992

persistent identifier

https://treatment.plazi.org/id/3424C47E-4AD8-4CAA-AB1F-A7AF89C757E8

taxon LSID

lsid:zoobank.org:act:3424C47E-4AD8-4CAA-AB1F-A7AF89C757E8

treatment provided by

Plazi

scientific name

Nemophora gaoligongshana Sun, Wang et Li
status

sp. nov.

Nemophora gaoligongshana Sun, Wang et Li View in CoL , sp. nov.

( Figs 11, 12 View FIGURES 7‒12 , 35 View FIGURES 33‒38 , 50 View FIGURES 48‒50 )

urn:lsid:zoobank.org:act:3424C47E-4AD8-4CAA-AB1F-A7AF89C757E8

Type material. CHINA, Yunnan: Holotype ♂, Qinlangdang, Mt. Gaoligong, Nujiang , 380 m, 29.V.2017, leg. KJ Teng, slide No. SH 20184 . Paratypes: 6♀, 28‒31.V.2017, other same data as holotype, slide Nos. SH 20118, SH20183, SH20323 .

Diagnosis. The new species is similar to N. polychorda ( Meyrick, 1914) in the forewing pattern and in the shape of the valva. It can be distinguished by the forewing with six distinct yellowish brown stripes from beyond the outer fascia to the apex, in the male genitalia by the tegumen with a triangular plate extending from middle to posterior 1/3, and the phallus with a pair of sclerotized belts running from distal 2/5 to 1/10. In N. polychorda , the forewing has eight ochreous yellow stripes from beyond the outer fascia to the apex; in the male genitalia, the tegumen lacks a triangular plate, and the phallus lacks a sclerotized belt ( Hirowatari 2005: 323, fig. 8).

Description. Adult ( Figs 11, 12 View FIGURES 7‒12 ). Male wingspan 28.0 mm.

Head: Vertex pale yellow; frons purplish bronzy. Eye interocular index 0.47. Proboscis dark brown. Labial palpus 1.9 × vertical eye diameter; first and second palpomeres yellow, mixed with black hairs; third palpomere black. Antenna 3.9 × length of forewing; scape yellow except brown on posterior margin; flagellum grayish brown except dark brown in basal 1/6.

Thorax: Mesonotum golden yellow; tegula bronzy except purple distally. Forewing ground color dark yellowish brown from base to inner fascia, dark gray with purplish bronzy luster from beyond outer fascia to apex; with black rectangular speckle near base between Sc and posterior margin of cell; three grayish brown streaks, edged with black scales: first streak from base to near middle along costal margin, with golden luster, second streak from near base to 4/5 of cell along posterior margin, third streak from near base to 2/5 of wing along 1A+2A, forked basally; five black lines: first line from base to 1/3 of wing along R 1, second line from base to 3/4 of cell along anterior margin, swollen apically, forming a subtriangular spot, with slivery gray scales inside, third line from basal 1/3 to 3/4 of cell, fourth line from near base to 2/5 of wing along CuP, fifth line from base to 2/3 along dorsum; inner and outer fasciae silvery gray, edged with black scales anteriorly and posteriorly, both sinuate, outer fascia extending outward anteriorly, medial fascia yellow, widened anteriorly, edged with dark brown bands; yellowish brown fascia from distal 1/4 of costal margin to beyond tornus; unequally lengthened six yellowish brown stripes radiating from yellowish brown fascia toward apex, alternated with black stripes; fringe dark brown. Hindwing dark grayish brown except light brown between costal margin and Rs; fringe grayish brown. Foreleg with coxa and femur yellow ventrally, dark purplish brown dorsally, tibia purplish bronzy, tarsus yellow ventrally, purplish bronzy dorsally; midleg yellow except tibia bluish purple dorsally; hindleg yellow except tibia bronzy apically. Epiphysis purplish bronzy, at middle of tibia, not reaching apex of tibia.

Abdomen: Dark brown.

Female wingspan 19.5−23.0 mm. Eye interocular index 0.46‒0.58. Antenna 1.0−1.1 × length of forewing, thickened by black scales up to basal 3/5, grayish white distally. Otherwise, similar to male.

Male genitalia ( Fig. 35 View FIGURES 33‒38 ). Socius ovoid, length 2.25 × width. Tegumen without median ridge, with a small triangular plate from middle to posterior 1/3. Uncus triangular, slightly concave anteromedially. Valva fused for basal 1/4, rounded at apex, almost straight on costal margin, slightly convex at middle on ventral margin; sacculus reaching near apex of valva. Transtilla with a semicircular emargination anteromedially; median process spiniform, reaching posterior 2/5 of tegumen apically. Vinculum 3.3 × length of valva, rounded anteriorly. Phallus 1.1 × length of vinculum, with a pair of sclerotized belts from distal 2/5 to 1/10 and belts of short spines from distal 1/5 to near apex ( Fig. 35a View FIGURES 33‒38 ). Juxta 0.55 × length of phallus; lateral arm 0.29 × length of arrow head.

Female genitalia ( Fig. 50 View FIGURES 48‒50 ).Apophyses posteriores slightly longer than apophyses anteriores; apophyses anteriores fused with eighth tergum in posterior 1/3, 1.9 × length of seventh tergum. Eighth tergum triangularly produced anteromedially. Antrum from near anterior margin to 1/4 of eighth sternum. Seventh tergum narrowly rounded posteriorly. Vestibulum membranous, with two sclerites: one from middle to distal 1/3 and another from distal 1/4 to near apex. Ductus bursae 0.22 × length of vestibulum, 0.28 × length of corpus bursae. Corpus bursae ovoid.

Distribution. China (Yunnan).

Etymology. The specific epithet is from the type locality, Mt. Gaoligong, Yunnan.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Lepidoptera

Family

Adelidae

Genus

Nemophora

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