Alainites siamensis sp. nov., larval morphology: A Abdominal gill I; B Abdominal gill IV; C Gill margin; D Abdominal gill VII; E Paraproct; F Paraproct prolongation.
Part of: Phlai-ngam S, Tungpairojwong N, Gattolliat J-L (2022) A new species of Alainites (Ephemeroptera, Baetidae) from Thailand. Alpine Entomology 6: 133-146. https://doi.org/10.3897/alpento.6.96284