マルコム・マッケナ(1991). “Hemimastodon crepusculi: is it a proboscidean, an artiodactyl, or Ungulata incertae sedis?”. Journal of Vertebrate Paleontology 11 (3, suppl.): 55A
アシナガグモ科の属種(Vinson, 1863) — Ethiopia, East Africa, Madagascar, Rodriguez Leucauge ungulata (Karsch, 1879) — West, East Africa, Bioko, São Tomé en:Leucauge venusta