Ischnothyreus taunggyi sp. nov., male holotype, left palp, SEM A, B prolateral and retrolateral views C, D, G palpal bulb, prolateral, retrolateral and dorsal views E, F, H distal part of palpal bulb, prolateral, retrolateral and dorsal views. Abbreviations: nlm = needle like membrane; llm = leaf like membrane; lpp = leaf-shaped prolateral projection; rl = retrolateral lobe; vpr = ventral protuberance.