Arcturus clan
These are rank-2 temperaments that temper out the Arcturus comma, 15625/15309 = [0 -7 6 -1⟩.
Temperaments dicussed elsewhere include opossum, crepuscular, catalan, bunya, bohpier, and superkleismic.
Arcturus
Subgroup: 3.5.7
Comma list: 15625/15309
Sval mapping: [⟨1 0 -7], ⟨0 1 6]]
Sval mapping generators: ~3, ~5
POTE generator: ~5/3 = 878.042