The last Neotibicen tibicen tibicen I found in 2023, on August 13th.
SoNtt Calendar: July 16th, July 22nd, July 23rd part 1, July 23rd part 2, July 24th, July 26th, July 27th, July 28th, July 29th, July 30th part 1, July 30th part 2, August 1st, August 4th, August 9th, August 11th, August 13th.