Amphibious stem-insect sheds light on colonization of land

Nature, Published online: 26 August 2026; doi:10.1038/s41586-026-10961-2 Restudy of a challenging fossil using cross-polarized light imaging and phylogenetic reconstruction identifies Chosha praecursor, a probable early-diverging insect, helping to bridge the longstanding ‘hexapod gap’ in the fossil record.