Isca fascia Nguyen & Bae, 2003

Gong, De-Wen & Zhou, Chang-Fa, 2025, Review of the genus Isca (Ephemeroptera, Leptophlebiidae) from China with a new species and a new species record, ZooKeys 1234, pp. 239-258 : 239-258

publication ID

https://doi.org/10.3897/zookeys.1234.140905

publication LSID

lsid:zoobank.org:pub:70EE2B15-6E8A-4740-897B-BDCE44D02A27

DOI

https://doi.org/10.5281/zenodo.15195804

persistent identifier

https://treatment.plazi.org/id/AF355A1E-D144-59A2-9EBE-C1973EAF9794

treatment provided by

ZooKeys by Pensoft

scientific name

Isca fascia Nguyen & Bae, 2003
status

 

Isca fascia Nguyen & Bae, 2003 View in CoL

Figs 14 View Figure 14 , 15 (first record from China View Figure 15 )

Isca fascia Nguyen & Bae, 2003: 453–466, figs 20–24 (nymph, male). Type: female nymph, from Vietnam. View in CoL

Material examined.

1 male imago 11 nymphs, Ailao Mountain , Yuxi City, Yunnan Province, China, 2200 m a. s. l., 23.970333°N, 101.527147°E, 2022-II-7, Xuhongyi Zheng leg. GoogleMaps

Description.

(see Nguyen and Bae 2003).

Diagnosis.

The nymph of I. fascia can be distinguished from other Isca species by the following characters: abdominal terga I – II and VII – IX dark brown, terga III – VI light brown (Fig. 14 A View Figure 14 ); abdominal sterna I – VI and X light brown, sterna VII – IX dark brown (Fig. 14 B View Figure 14 ). The male imago of I. fascia can be distinguished by: wings translucent, vein MA forked slightly more than 1 / 2 of distance from base to margin; cilia present on posterior margin of wings (Fig. 15 A View Figure 15 ); abdominal terga I – II and VII – IX dark brown, terga III – VI pale (Fig. 15 A View Figure 15 ); forceps pale (Fig. 15 C View Figure 15 ); penes yellow, large, lateral margin round, fused basally (Fig. 15 C View Figure 15 ).

Distribution.

China (Yunnan Prov.); northern Vietnam.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Ephemeroptera

Family

Leptophlebiidae

Genus

Isca

Loc

Isca fascia Nguyen & Bae, 2003

Gong, De-Wen & Zhou, Chang-Fa 2025
2025
Loc

Isca fascia

Nguyen VV & Bae YJ 2003: 466
2003