Published January 30, 2026 | Version v1
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Fig. 20 in Taxonomic review of Rheocricotopus Brundin, 1956 (Diptera: Chironomidae: Orthocladiinae) from East Asia, with descriptions of twelve new species

  • 1. 84-3 Abeguchishinden, Aoi-ku, Shizuoka 421-2114 Japan.
  • 2. Life Science and Technology College, Jinan University, Guangzhou 510632, China.

Description

Fig. 20. Rheocricotopus (P.) masarui sp. nov. A–B, E–H. Holotype, ♂ (JNU 211013H03B). C–D, I–J. Paratype, ♂ (JNU 22082001). K–N. Pupa (JNU 22082001). A–C. Abdominal colour pattern, showing variation. D. Humeral pit. E. Wing. F. Setal arrangement on tergite II. G. Setal arrangement on tergite IV. H. Hypopygium, dorsal view. I. Anal point. J. Gonostylus. K. Frontal apotome. L. Thoracic horn. M. Abdomen, dorsal view. N. Abdomen, ventral view.

Notes

Published as part of Niitsuma, Hiromi & Tang, Hongqu, 2026, Taxonomic review of Rheocricotopus Brundin, 1956 (Diptera: Chironomidae: Orthocladiinae) from East Asia, with descriptions of twelve new species, pp. 1-114 in European Journal of Taxonomy 1037 on page 70, DOI: 10.5852/ejt.2026.1037.3157, http://zenodo.org/record/18507203

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