Placozoa	Trichoplax adhaerensa (Robertson 2015; Saina et al. 2015)
Cnidaria	Nematostella vectensisb, Hydra magnipapillatac, Acropora milleporad (Robertson 2015; Saina et al. 2015)
Mollusca	Aplysia californicae (Croset et al. 2010; Robertson 2015)
Nematoda	Caenorhabditis elegansf (Croset et al. 2010; Robertson 2015)
Onychophora	Euperipatoides rowellig
Arthropoda
Chelicerata	Ixodes scapularish (Gulia-Nuss et al. 2016), Centruroides exilicaudai, Latrodectus hesperusj, Loxosceles reclusak
Myriapoda	Strigamia maritimal (Chipman et al. 2014)
Pancrustacea
Copepoda	Eurytemora affinism, Tigriopus californicusn
Thecostraca	Amphibalanus amphitrite°
Malacostraca	Hyalella aztecapp, Penaeus monodonq
Anostraca	Artemia franciscanar
Cladocera	Daphnia pulexs (Peñalva-Arana et al. 2009; Croset et al. 2010; Vieira and Rozas 2011)
Hexapoda	Drosophila melanogastert, Bombyx moriu, Tribolium castaneumv,Apis melliferaw, Acyrthosiphon pisumx, Pediculus humanusy(Robertson and Wanner 2006; McBride and Arguello 2007; Wanner et al. 2007; Engsontia et al. 2008; Tribolium Genome Sequencing Consortium 2008; Wanner and Robertson 2008; Tanaka et al. 2009; Croset et al. 2010; Kirkness et al. 2010; Vieira and Rozas 2011).