Skip to main content
Milnesium tardigradum Thulinius stephaniae Echiniscus viridissimus Eukoenenia sp. PU-2000 Chthonius tetrachelatus Nipponopsalis abei Amblyomma americanum Chanbria regalis Pseudocellus pearsei Lycosa singoriensis Phrynus marginemaculatus Pandinus imperator Urodacus Centruroides hentzi Mastigoproctus giganteus Carcinoscorpius rotundicauda Limulus polyphemus Pallenopsis macneilli Endeis laevis Achelia echinata Colossendeis macerrima Tanystylum californicum Lithobius obscurus Scutigera coleoptrata Allopauropus Narceus americanus Periplaneta americana Locusta migratoria Machiloides banksi Ctenolepisma longicaudata Hexagenia limbata Podura aquatica Baculentulus tienmushanensis Lynceus gracilicornis Triops longicaudatus Limnadia lenticularis Daphnia pulex Artemia salina Hutchinsoniella macracantha Semibalanus balanoides Chthamalus fragilis Lepas anserifera Penaeus semisulcatus Libinia emarginata Armadillidium vulgare Gonodactylellus viridis Anaspides tasmaniae Nebalia hessleri Eurytemora affinis Acanthocyclops viridis Cypridopsis vidua Porocephalus sp. RS-2007 Raillietiella sp. MCZ DNA101107 Argulus nobilis Peripatus sp. Per2 Euperipatoides rowelli
0 200 400 600 813 Time (MYA)
Name:
Clade Size:
Estimated Time: