Taxonomic review of Rheocricotopus Brundin, 1956 (Diptera: Chironomidae: Orthocladiinae) from East Asia, with descriptions of twelve new species Author Niitsuma, Hiromi 84 - 3 Abeguchishinden, Aoi-ku, Shizuoka 421 - 2114 Japan. niitsuma.hiromi@shizuoka.ac.jp Author Tang, Hongqu Life Science and Technology College, Jinan University, Guangzhou 510632, China. townningt@gmail.com text European Journal of Taxonomy 2026 2026-01-30 1037 1 114 https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/3157/14053 journal article 314350 10.5852/ejt.2026.1037.3157 40eaf3ee-396d-4cce-ba76-ddb251ba171d 2118-9773 18507203 2143B722-1876-486C-9743-D249D20DFE8C

Table 1. Lengths (μm) and proportions of legs of Rheocricotopus (P.) amamipubescius (Sasa, 1990), ♂♂ (n = 4).

	fe	ti	ta1	ta2	ta3	ta4	ta5	LR	BV	BR
P1	725–960	715–970	637–823	353–412	255–304	176–216	98–108	0.86–0.89	2.4–2.6	1.4–1.8
	862	862	725 (3)	382 (3)	281(3)	199 (3)	105 (3)	0.88 (3)	2.5 (3)	1.6 (3)
P2	608–857	617–813	412–588	157–216	118–167	69–88	59–78	0.61–0.67	4.1	1.7–2.1
	756	733	490	194	142	78	69	0.64	4.1	2.0
P3	686–931	774–1078	500–686	216–304	176–235	98–137	78–88	0.62–0.65	3.3–3.5	2.1–2.4
	818	936	593	265	213	120	86	0.63	3.4	2.3 (3)