Eoophyla minisigna, Chen & Wu, 2019

Chen, Fuqiang & Wu, Chunsheng, 2019, A taxonomic review of the genus Eoophyla Swinhoe, 1900 (Lepidoptera: Crambidae: Acentropinae) from China, Zoological Systematics 44 (3), pp. 212-239 : 223-224

Eoophyla minisigna sp. nov. ( Figs 22 , 28 )

Diagnosis. The species can be obvious distinguish from other species by the minute signa in female genitalia.

Description. Wing span ♀ 23–31 mm (n = 14). Female. Head pale yellow; antennae filiform; labial palpi upturned, as long as compound eyes, densely suffused with long scales in ventral. Thorax and abdomen yellowish-brown. Legs and tarsi slender. Forewing pale yellow, base area pale yellowish-brown; a pale yellow longitudinal fascia arising along inner margin; a triangular pale yellow patch beyond discocellulares, with outer edge fuscous, incurved; postmedial fascia pale yellow, with fuscous outer edge, touched with triangular patch beyond discocellulares; submarginal fascia bank-like, pale yellow, with fuscous edges on both sides; cilia fuscous. Hindwing pale yellow; basal area white; antemedial fascia pale yellow, with fuscous outer edge, not touched with postmedial fascia; postmedial fascia pale yellow, with fuscous edges on both sides; an incision present below apex; four eyespots present along outer margin, with silvery scale in lateral; submarginal fascia pale yellow; cilia fuscous.

Female genitalia ( Fig. 28 ). Anal papillae relatively broad, densely covered with setae; apophysis anterioris and posterioris near same length, about 1.5 times as long as anal papillae; antrum elongated; collar sclerotized; ductus seminalis arising below collar; doctus bursae about 3/5 length of corpus bursae, with minute spines; corpus bursae membranous, with a pair of minute signa at base, consisting of many minute spines, about 1/5 length of corpus bursae.

Material examined. Holotype (♀). Yunnan, Xiaomenglun , 1980.V.6, Gao Ping. Paratypes. Jiangxi, Mt. Lu , 1♀, 1974.VI.12, Song Shimei ; Guangxi, Napo, Beidou , 550 m, 2♀, 1998.IV.9, Li Wenzhu ; Guangxi, Napo, Baihe , 440 m, 4♀, 1998.IV.6, Li Wenzhu, Wu Chunsheng ; Guangxi, Napo , 990 m, 1♀, 1998.IV.7, Qiao Gexia ; Yunnan, Cangyuan , 790 m, 3♀, 1980.V.20–22, Song Shimei, Shang Jinwen ; Yunnan, Yingjiang, Nabangba , 300 m, 1♀, 1982.V.12 ; Yunnan, Xishuangbanna, Menglun , 650 m, 1♀, 1964.V.2, Zhang Baolin. All deposited in IZCAS.

Distribution. China (Jiangxi, Guangxi, Yunnan).

Etymology. The specific name is from the Latin “ mini ”, conresponding to its minute signa.

Figures

Figures 18–23. Adults of Eoophyla spp. 18. E. menglensis Li & An, 1995, male. 19. Ditto, female. 20. E. thaiensis Yoshiyasu, 1987, male. 21. Ditto, female. 22. E. minisigna sp. nov., female. 23. E. leiokellula sp. nov., male.

Figures 24–28. Genitalia of Eoophyla spp. 24. E. menglensis Li & An, 1995, male. 25. Ditto, female. 26. E. thaiensis Yoshiyasu, 1987, male. 27. Ditto, female. 28. E. minisigna sp. nov., female. Scale bars=1mm.