Shattuck, 1992b: 201 (higher classification, phylogeny); Baroni Urbani et al., 1992: 315 (phylogeny); Bolton, 1994: 15 (diagnosis, synoptic classification); Bolton, 1995a: 1047 (census); Bolton, 1995b: 9, 20 (catalogue); Bolton, 2003: 18, 79 (diagnosis, synopsis); Brady et al., 2006: 18173 (phylogeny); Moreau et al., 2006: 102 (phylogeny); Keller, 2011: 1 (morphology, phylogeny).
Extant: 1 valid genus, 1 valid species (1 synonym)
Fossil: 4 valid genera, 8 valid species