A further dismemberment of the skink genus Sphenomorphus Fitzinger, 1843 (Squamata: Sauria: Scincomorpha) including the formal descriptions of 22 new genera, 5 new subgenera, 21 new species and 4 new subspecies. Australasian Journal of Herpetology, 65, Aug 9 2023: 5-50. 30 [Zoological Record Volume 159]