Species Number of Gene Category of Speciess Rhinopithecus_roxellana 17 Primates Colobus_angolensis_palliatus 16 Primates Rhinopithecus_bieti 16 Primates Pan_paniscus 16 Primates Otolemur_garnettii 16 Primates Cebus_capucinus 16 Primates Pan_troglodytes 16 Primates Mandrillus_leucophaeus 16 Primates Gorilla_gorilla 16 Primates Homo_sapiens 16 Primates Aotus_nancymaae 16 Primates Papio_anubis 16 Primates Macaca_nemestrina 16 Primates Cercocebus_atys 16 Primates Carlito_syrichta 16 Primates Callithrix_jacchus 16 Primates Microcebus_murinus 16 Primates Saimiri_boliviensis_boliviensis 15 Primates Propithecus_coquereli 15 Primates Macaca_fascicularis 15 Primates Macaca_mulatta 15 Primates Chlorocebus_sabaeus 15 Primates Nomascus_leucogenys 14 Primates Pongo_abelii 14 Primates Rattus_norvegicus 17 Rodents Heterocephalus_glaber_female 17 Rodents Cricetulus_griseus_crigri 16 Rodents Heterocephalus_glaber_male 16 Rodents Mus_spretus 15 Rodents Cricetulus_griseus_chok1gshd 15 Rodents Cavia_porcellus 15 Rodents Mus_musculus 15 Rodents Mus_musculus_129s1svimj 15 Rodents Mus_musculus_aj 15 Rodents Mus_musculus_akrj 15 Rodents Mus_musculus_balbcj 15 Rodents Mus_musculus_c3hhej 15 Rodents Mus_musculus_c57bl6nj 15 Rodents Mus_musculus_casteij 15 Rodents Mus_musculus_cbaj 15 Rodents Mus_musculus_dba2j 15 Rodents Mus_musculus_fvbnj 15 Rodents Mus_musculus_lpj 15 Rodents Mus_musculus_nzohlltj 15 Rodents Mus_musculus_pwkphj 15 Rodents Mus_musculus_wsbeij 15 Rodents Peromyscus_maniculatus_bairdii 15 Rodents Microtus_ochrogaster 15 Rodents Nannospalax_galili 15 Rodents Fukomys_damarensis 14 Rodents Chinchilla_lanigera 14 Rodents Mus_musculus_nodshiltj 14 Rodents Mus_caroli 14 Rodents Mus_pahari 14 Rodents Oryctolagus_cuniculus 14 Rodents Ictidomys_tridecemlineatus 14 Rodents Octodon_degus 13 Rodents Dipodomys_ordii 13 Rodents Jaculus_jaculus 13 Rodents Ochotona_princeps 13 Rodents Cavia_aperea 11 Rodents Mesocricetus_auratus 10 Rodents Tupaia_belangeri 9 Rodents Myotis_lucifugus 22 Laurasiatheria Mustela_putorius_furo 16 Laurasiatheria Panthera_pardus 16 Laurasiatheria Pteropus_vampyrus 16 Laurasiatheria Ursus_americanus 15 Laurasiatheria Felis_catus 15 Laurasiatheria Bos_taurus 15 Laurasiatheria Canis_familiaris 15 Laurasiatheria Equus_asinus_asinus 15 Laurasiatheria Capra_hircus 15 Laurasiatheria Equus_caballus 15 Laurasiatheria Ailuropoda_melanoleuca 15 Laurasiatheria Sus_scrofa 15 Laurasiatheria Ovis_aries 15 Laurasiatheria Ursus_maritimus 14 Laurasiatheria Canis_lupus_dingo 14 Laurasiatheria Vulpes_vulpes 14 Laurasiatheria Panthera_tigris_altaica 14 Laurasiatheria Tursiops_truncatus 13 Laurasiatheria Erinaceus_europaeus 12 Laurasiatheria Vicugna_pacos 10 Laurasiatheria Sorex_araneus 10 Laurasiatheria Loxodonta_africana 15 Afrotheria Procavia_capensis 14 Afrotheria Echinops_telfairi 10 Afrotheria Dasypus_novemcinctus 14 Xenarthra Choloepus_hoffmanni 10 Xenarthra Anolis_carolinensis 17 BirdAndReptiles Chrysemys_picta_bellii 17 BirdAndReptiles Gopherus_agassizii 16 BirdAndReptiles Gallus_gallus 16 BirdAndReptiles Pelodiscus_sinensis 16 BirdAndReptiles Anas_platyrhynchos 16 BirdAndReptiles Ficedula_albicollis 14 BirdAndReptiles Sphenodon_punctatus 14 BirdAndReptiles Meleagris_gallopavo 14 BirdAndReptiles Taeniopygia_guttata 14 BirdAndReptiles Xenopus_tropicalis 22 Amphibians Pygocentrus_nattereri 37 Fish Astyanax_mexicanus 36 Fish Maylandia_zebra 36 Fish Ictalurus_punctatus 35 Fish Astatotilapia_calliptera 34 Fish Amphilophus_citrinellus 33 Fish Gadus_morhua 32 Fish Danio_rerio 32 Fish Oryzias_melastigma 30 Fish Poecilia_formosa 29 Fish Labrus_bergylta 29 Fish Pundamilia_nyererei 29 Fish Xiphophorus_maculatus 29 Fish Cyprinodon_variegatus 29 Fish Haplochromis_burtoni 28 Fish Lepisosteus_oculatus 28 Fish Scleropages_formosus 27 Fish Anabas_testudineus 27 Fish Poecilia_reticulata 27 Fish Neolamprologus_brichardi 27 Fish Poecilia_mexicana 27 Fish Oreochromis_niloticus 26 Fish Amphiprion_ocellaris 25 Fish Seriola_dumerili 25 Fish Fundulus_heteroclitus 25 Fish Esox_lucius 25 Fish Amphiprion_percula 25 Fish Paramormyrops_kingsleyae 25 Fish Gambusia_affinis 25 Fish Oryzias_latipes 24 Fish Stegastes_partitus 23 Fish Kryptolebias_marmoratus 23 Fish Poecilia_latipinna 23 Fish Acanthochromis_polyacanthus 22 Fish Monopterus_albus 22 Fish Seriola_lalandi_dorsalis 22 Fish Xiphophorus_couchianus 21 Fish Mola_mola 21 Fish Mastacembelus_armatus 21 Fish Oryzias_latipes_hni 20 Fish Scophthalmus_maximus 20 Fish Takifugu_rubripes 19 Fish Oryzias_latipes_hsok 19 Fish Periophthalmus_magnuspinnatus 19 Fish Gasterosteus_aculeatus 18 Fish Cynoglossus_semilaevis 17 Fish Tetraodon_nigroviridis 16 Fish Hippocampus_comes 14 Fish Monodelphis_domestica 17 OtherMammals Phascolarctos_cinereus 16 OtherMammals Sarcophilus_harrisii 14 OtherMammals Notamacropus_eugenii 12 OtherMammals Ornithorhynchus_anatinus 10 OtherMammals Latimeria_chalumnae 27 OtherVertebrates Petromyzon_marinus 17 OtherVertebrates Eptatretus_burgeri 13 OtherVertebrates Ciona_savignyi 16 OtherChordates Ciona_intestinalis 14 OtherChordates Caenorhabditis_elegans 3 OtherEukaryotes Drosophila_melanogaster 2 OtherEukaryotes