TABLE 1 in Three new species of the subgenus Tenuibaetis Kang & Yang, 1994 (Ephemeroptera: Baetidae) from India

TABLE 1: Comparison of the larval characteristics of known species of the subgenus Tenuibaetis from India (modified from Table 1 in Suttinun et al. (2022; 177) & Kubendran et al. (2022: 523). Larval charactersBaetis (T.) dzulekensis n. sp.Baetis (T.) jhargramensis n. sp.Baetis (T.) reasiensis n. sp.B. (T.) arduus Kang & Yang, 1994B. (T.) bialatus Kluge et al. 2023B. (T.) frequentus Müller– Liebenau & Hubbard, 1985B. (T.) himani Kubendran, Vasanth & Subramanian, 2022B. (T.) inornatus Kang & Yang, 1994B. (T.) kaltenbachi Kluge et al. 2023B. (T.) kangi Kubendran, Vasanth & Subramanian, 2022B. (T.) panhai Suttinun, Gattolliat & Boonsoong, 2022B. (T.) michaelohubbardi (Selvakumar, Sundar & Sivaramakrishnan, 2012)Mesothorax and forewing padsWithout distinct patternSlightly distinct patternDistinct patternDistinct patternUniformly brownDistinct patternDistinct patternDistinct patternDistinct patternDistinct patternDistinct patternB. (T.) michaelohubbardi was synonymizedTergites patternTergites pattern I–III; VI–VIII and IX–XI–III brown with yellow; VI yellow; VII–VIII brown with yellow; IX–X yellowI–III brown with yellow; VI–VIII brown; IX–X yellow mixed with brownI–III brown; VI–VIII dark brown; IX–X yellowUniformly brown; IX–X pale yellowUniformly brown, IV dark brownUniformly brown, IV dark brownDark brown; except terga IV–V and IX–X pale yellowUniformly brown; IX–X pale yellow.I–III brown; IV–V colorless, with pair of brown maculae; IX–X colorlessI–III brown; IV–V and IX–X pale yellowI–III brown; IV–V yellowish, VI–VIII dark brown and IX–X yellowishwith B. (T.) frequentus by Kluge et al. (2023). The discussion section details the characters that necessary the reclassification of Indobaetis to Tenuibaetis.LabrumLength vs. width0.7×0.5×0.6×0.7×0.6×0.7×0.8×0.8×0.8×0.7×0.6–0.7×Submarginal 1+5 arc of setae1+61+71+51+41+31+31+51+41+31+4Maxillary palpLength vs. galealacinia1.7×1.5×1.4×1.4×0.9×1.2×1.2×1.15×-1.2×1.4–1.5×ForefemurNumber of anterior mar-ginal setae (2 can setae)24-2520–2122–2314–15Not clear24–2521–2220–2125–2624–2518–25ClawNumber of denticles12–1310–11121210101112111011–13TergaSpines at posterior marginIrregular, U-shapeRegular, U-shapedRegular, triangular bluntTriangular, pointed, wider than longBlunt, triangularU-shaped, blunt, wider than longTriangular, blunt, wider than longTriangular, blunt, wider than longBlunt U-shapedBlunt U-shaped, wider than longBlunt, triangularGillsTracheationTransparentTransparentTransparentTransparentBrownTransparentTransparentDistinct, till marginsTransparentTransparentTransparentParaproctNumber of marginal spines15–169-108–919–20Small numerous spines13–1413–1411–137–813–149–12Terminal filamentLength paracercus vs. cerci0.6×0.8×0.6×0.6×0.5×0.7×–0.75×0.76×0.65×0.7×0.7×–0.75×-DistributionNaga-land (India)West Bengal (India)Jammu and Kashmir (India)Taiwan, (Eastern Himalaya) IndiaTamil Nadu (India)Sri Lanka, (Western Ghats) IndiaIndia (Western Himalaya)Taiwan, India (Eastern Himalaya)Tamil Nadu (India)India (Western Himalaya)India and Thailand ......continued on the next page ......continued on the next page