A new Palaearctic species of the subgenus Lunatipula (Diptera, Tipulidae) from the West Caucasus with a survey of the caucasica species group

T. (Lunatipula) eleniya sp. nov., variation in the structure of the male terminalia A, D, G, J variant I (holotype) B, E, H, K variant II (paratype) C, F, I, L variant III (paratype) A–C inner and outer gonostylus, lateral view D–F inner and outer gonostylus, latero-caudal view G–I tergite 9, caudal view J–L tergite 9, dorsal view. Scale bar: 1 mm.