Published January 9, 2025 | Version v1

Idioscopus

Authors/Creators

  • 1. Institute of Entomology, Guizhou University; The Provincial Key Laboratory for Agricultural Pest Management Mountainous Region, Guiyang, Guizhou 550025, China.

Description

Checklist of Idioscopus species from China

Idioscopus bibamulus Wang, Wang, Dai & Webb, 2022: 100, fig. 1.

Distribution: China (Yunnan).

Idioscopus bimaculatus (Pruthi, 1936): 102.

Idiocerus bimaculatus Pruthi, 1936: 102, figs. 2, 2a.

Idioscopus bimaculatus (Pruthi): Maldonado-Capriles, 1965: 244; Viraktamath, 1980: 227, figs. 1–6; Zhang & Li, 2012: 207, fig. 7.

Idioscopus myrica Wang & Dai, 2018: 12–13, figs. 1–10, syn. nov.

Distribution: China (Guizhou).

Idioscopus clypealis (Lethierry, 1889): 252.

Idiocerus clypealis Lethierry, 1889: 252.

Idioscopus clypealis (Lethierry): Maldonado-Capriles, 1964: 92–93, figs. 6–9; Fletchwe & Dangerfield, 2002: 35, figs. 1–3, 7–10; Khatri & Webb, 2014: 282–284, fig. 5.

Idioscopus taiwanus Huang & Maldonado-Cpariles, 1992: 5, figs. 3A–H.

Synonymised by Wang, Wang, Dai & Webb, 2022: 105, fig. 4.

Distribution: China (Yunnan, Fujian, Hainan, Taiwan).

Idioscopus furcaprocessus Wang, Wang, Zhou & Dai, 2021: 376, figs. 1, 3A–E.

Distribution: China (Yunnan).

Idioscopus longiprocessus Wang, Wang, Zhou & Dai, 2021: 378, fig. 2.

Distribution: China (Yunnan).

Idioscopus nitellicus Kuoh & Fang, 1985: 190, figs. 8–16.

Distribution: China (Yunnan).

Idioscopus nitidulus (Walker, 1870): 322.

Iassus nitidulus Walker, 1870: 322.

Idioscopus nitidulus (Walker): Maldonado-Capriles, 1973: 181; Fletchwe & Dangerfield, 2002: 36, figs. 4–6, 11– 14; Khatri & Webb, 2014: 282, fig. 4.

Distribution: China (Yunnan, Fujian, Guangxi, Taiwan, Hainan).

Idioscopus recurvatus Kuoh & Fang, 1985: 189, figs. 1–7.

Distribution: China (Yunnan).

Idioscopus serratastylus Wang, Wang, Zhou & Dai, 2021: 378, fig. 3.

Distribution: China (Yunnan).

Idioscopus triprocessus sp. nov.

Distribution: China (Shanxi, Guizhou).

Idioscopus ventrispinus Wang, Wang, Dai & Webb, 2022: 102, figs. 2, 3F–J.

Distribution: China (Yunnan).

Idioscopus xanthomacula sp. nov.

Distribution: China (Yunnan).

Key to the species of Idioscopus from China

1 Aedeagus shaft with one pair of subapical processes.......................................................... 2

- Aedeagus shaft with two or three pairs of processes.......................................................... 6

2 Aedeagus shaft with processes strongly curved and directed terminally........................................... 3

- Aedeagus shaft with processes weakly curved and directed basally or laterally..................................... 4

3 Aedeagal shaft with a thick and long furcella on the subapical ventral margin (Figure 1C–D)............... I. bimaculatus

- Aedeagal shaft without a furcella on the subapical ventral margin (Figure 1A–B)......................... .. I. bibamulus

4 Aedeagus processes with a pair of tooth-like projections on the side near the aedeagal shaft (Figure 1G–H). I. furcaprocessus

- Aedeagus processes smooth, without tooth-like projections.................................................... 5

5 Aedeagal shaft sharp at the tip, with a short curved ventral process at base (Figure 1–J).................. I. longiprocessus

- Aedeagal shaft flat and broadened at the tip, without ventral process at base (Figure 1Q–R)............... I. serratastylus

6 Aedeagus shaft with one pair of apical processes and two pairs of subapical processes (Figure 2G–H). I. triprocessus sp. nov.

- Aedeagus shaft with two pairs of processes................................................................. 7

7 Aedeagus shaft with an unpaired long ventral process posteriorly near midlength (Figure 1S–T)............. I. ventrispinus

- Aedeagus shaft without unpaired ventral process near midlength............................................... 8

8 Aedeagus shaft divaricate near the tip (Figure 3G–H)...................................... I. xanthomacula sp. nov.

- Aedeagus shaft not divaricate near the tip.................................................................. 9

9 Aedeagus shaft with one pair of long and arcuately curved subapical processes and one pair of short processes above them (Figure 1O–P).............................................................................. I. recurvatus

- Aedeagus shaft with two pairs of processes arising from same position.......................................... 10

10 Aedeagus processes located at the tip of aedeagus shaft (Figure 1M–N).................................. I. nitidulus

- Aedeagus processes located subapically on aedeagus shaft................................................... ..11

11 Aedeagus processes slender and long, one pair extended ventrad of shaft base (Figure 1E–F).................. I. clypealis

- Aedeagus processes short, not extended ventrad of shaft base (Figure 1K–L)............................. .. I. nitellicus

Notes

Published as part of Guo, Meishu & Dai, Renhuai, 2025, Descriptions of two new species of the leafhopper genus Idioscopus Baker (Hemiptera: Cicadellidae: Eurymelinae: Idiocerini) from China, pp. 578-586 in Zootaxa 5566 (3) on pages 579-580, DOI: 10.11646/zootaxa.5566.3.7, http://zenodo.org/record/14703439

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Linked records

Additional details

References

  • Wang, X. Y., Wang, J. J., Dai, R. H. & Webb, M. D. (2022) Descriptions of two new Idiocerini leafhoppers of the genus Idioscopus (Hemiptera, Cicadellidae) from China. ZooKeys, 1095, 97. https: // doi. org / 10.3897 / zookeys. 1095.76731
  • Pruthi, H. S. (1936) Studies on Indian Jassidae (Homoptera). Part III. Descriptions of some new genera and species, with first records of some known species from India. Memoirs of the Indian Museum, 11, 101 - 131.
  • Maldonado-Capriles, J. (1965) Studies on Indiocerine leafhoppers: III. Singh-Pruthi's Indian species of Idiocerus. Proceedings of the Entomological Society of Washington, 67, 244 - 246.
  • Viraktamath, C. A. (1980) Notes on Idioscopus species (Homoptera: Cicadellidae) described by Dr. H. S. Pruthi, with description of a new species from Meghalaya, India. Entomon, 5 (3), 227 - 231.
  • Zhang, B. & Li, Z. (2012) Idiocerinae. In: Dai, L., Li, Z. & Jin, D. C. (Eds.), Insects from Kuankuoshui Landscape. Guizhou Science and Technology Press, Guiyang, pp. 202 - 209. [in Chinese]
  • Wang, X. Y. & Dai, R. H. (2018) A new species of Idioscopus harming Myrica rubra (Hemiptera: Cicadellidae: Idiocerinae). Journal of Mountain Agriculture and Biology, 37 (6), 10 - 13. [in Chinese]
  • Lethierry, L. F. (1889) Definitions of three new Homoptera. Journal of the Asiatic Society of Bengal, 58, 252 - 253.
  • Maldonado-Capriles, J. (1964) Studies on Idiocerinae leafhoppers: II. The Indian and Philippine species of Idiocerus and the genus Idioscopus (Homoptera: Cicadellidae). Proceedings of the Entomological Society of Washington, 66, 89 - 100.
  • Khatri, I. & Webb, M. D. (2014) Review of the Idiocerine leafhoppers of Pakistan (Hemiptera, Cicadellidae) with a description of a new species. Zootaxa, 3860 (3), 280 - 290. http: // doi. org / 10.11646 / zootaxa. 3860.3.6
  • Wang, X. Y., Wang, J. J., Zhou, X. L. & Dai, R. H. (2021) Description of three new species of the leafhopper genus Idioscopus Baker, (Hemiptera: Cicadellidae: Eurymelinae) from Yunnan, China. Zootaxa, 4995 (2), 375 - 381. https: // doi. org / 10.11646 / zootaxa. 4995.2.10
  • Kuoh, C. L. & Fang, Q. Q. (1985) Two new species of Idioscopus from China (Homoptera: Cicadelloidea: Idioceridae). Acta Zootaxonomica Sinica, 10 (2), 189 - 192. [in Chinese]
  • Walker, F. (1870) Catalogue of the Homopterous insects collected in the Indian Archipelago by Mr. A. R. Wallace, with descriptions of new species. Zoological Journal of the Linnean Society, 10, 276 - 330.
  • Maldonado-Capriles, J. (1973) Studies on Idiocerinae leafhoppers: X. Idioscopus nitidulus (Walker), new combination (Homoptera, Cicadellidae). Proceedings of the Entomological Society of Washington, 75 (2), 179 - 181.