Species Number of Gene Category of Speciess Pan_troglodytes 72 Primates Gorilla_gorilla 68 Primates Homo_sapiens 68 Primates Pan_paniscus 67 Primates Macaca_fascicularis 67 Primates Mandrillus_leucophaeus 66 Primates Colobus_angolensis_palliatus 65 Primates Papio_anubis 65 Primates Callithrix_jacchus 65 Primates Macaca_nemestrina 64 Primates Cercocebus_atys 64 Primates Cebus_capucinus 63 Primates Rhinopithecus_roxellana 62 Primates Aotus_nancymaae 62 Primates Carlito_syrichta 62 Primates Chlorocebus_sabaeus 60 Primates Rhinopithecus_bieti 59 Primates Macaca_mulatta 59 Primates Microcebus_murinus 59 Primates Saimiri_boliviensis_boliviensis 58 Primates Pongo_abelii 58 Primates Otolemur_garnettii 57 Primates Nomascus_leucogenys 56 Primates Propithecus_coquereli 52 Primates Rattus_norvegicus 66 Rodents Cricetulus_griseus_chok1gshd 64 Rodents Mus_musculus 64 Rodents Heterocephalus_glaber_female 64 Rodents Mus_musculus_dba2j 62 Rodents Heterocephalus_glaber_male 62 Rodents Microtus_ochrogaster 62 Rodents Cricetulus_griseus_crigri 61 Rodents Fukomys_damarensis 61 Rodents Mus_musculus_129s1svimj 61 Rodents Mus_musculus_c57bl6nj 61 Rodents Mus_musculus_wsbeij 61 Rodents Mus_musculus_c3hhej 60 Rodents Mus_musculus_cbaj 60 Rodents Mus_musculus_fvbnj 60 Rodents Mus_musculus_nzohlltj 60 Rodents Nannospalax_galili 60 Rodents Mus_musculus_akrj 59 Rodents Mus_musculus_nodshiltj 59 Rodents Peromyscus_maniculatus_bairdii 59 Rodents Mus_spretus 58 Rodents Chinchilla_lanigera 58 Rodents Mus_musculus_aj 58 Rodents Mus_musculus_lpj 58 Rodents Mus_pahari 58 Rodents Ictidomys_tridecemlineatus 58 Rodents Cavia_porcellus 57 Rodents Jaculus_jaculus 57 Rodents Mus_musculus_balbcj 57 Rodents Mus_musculus_casteij 57 Rodents Mus_caroli 57 Rodents Mus_musculus_pwkphj 56 Rodents Octodon_degus 54 Rodents Mesocricetus_auratus 54 Rodents Dipodomys_ordii 54 Rodents Oryctolagus_cuniculus 53 Rodents Ochotona_princeps 38 Rodents Cavia_aperea 31 Rodents Tupaia_belangeri 29 Rodents Equus_asinus_asinus 64 Laurasiatheria Equus_caballus 62 Laurasiatheria Myotis_lucifugus 61 Laurasiatheria Bos_taurus 60 Laurasiatheria Ailuropoda_melanoleuca 60 Laurasiatheria Sus_scrofa 60 Laurasiatheria Ovis_aries 60 Laurasiatheria Canis_lupus_dingo 59 Laurasiatheria Capra_hircus 59 Laurasiatheria Panthera_pardus 58 Laurasiatheria Vulpes_vulpes 58 Laurasiatheria Felis_catus 57 Laurasiatheria Mustela_putorius_furo 57 Laurasiatheria Canis_familiaris 56 Laurasiatheria Ursus_maritimus 55 Laurasiatheria Ursus_americanus 50 Laurasiatheria Panthera_tigris_altaica 49 Laurasiatheria Pteropus_vampyrus 46 Laurasiatheria Tursiops_truncatus 44 Laurasiatheria Erinaceus_europaeus 34 Laurasiatheria Sorex_araneus 33 Laurasiatheria Vicugna_pacos 32 Laurasiatheria Loxodonta_africana 57 Afrotheria Procavia_capensis 33 Afrotheria Echinops_telfairi 23 Afrotheria Dasypus_novemcinctus 52 Xenarthra Choloepus_hoffmanni 23 Xenarthra Gopherus_agassizii 59 BirdAndReptiles Chrysemys_picta_bellii 57 BirdAndReptiles Gallus_gallus 53 BirdAndReptiles Anolis_carolinensis 52 BirdAndReptiles Anas_platyrhynchos 52 BirdAndReptiles Taeniopygia_guttata 52 BirdAndReptiles Ficedula_albicollis 51 BirdAndReptiles Pelodiscus_sinensis 49 BirdAndReptiles Sphenodon_punctatus 49 BirdAndReptiles Meleagris_gallopavo 47 BirdAndReptiles Xenopus_tropicalis 57 Amphibians Pygocentrus_nattereri 67 Fish Poecilia_formosa 65 Fish Ictalurus_punctatus 63 Fish Anabas_testudineus 63 Fish Esox_lucius 63 Fish Cynoglossus_semilaevis 63 Fish Paramormyrops_kingsleyae 62 Fish Fundulus_heteroclitus 61 Fish Xiphophorus_maculatus 61 Fish Maylandia_zebra 61 Fish Scleropages_formosus 60 Fish Stegastes_partitus 60 Fish Astatotilapia_calliptera 60 Fish Astyanax_mexicanus 60 Fish Poecilia_mexicana 60 Fish Poecilia_reticulata 59 Fish Oryzias_melastigma 59 Fish Poecilia_latipinna 59 Fish Danio_rerio 59 Fish Mastacembelus_armatus 59 Fish Acanthochromis_polyacanthus 58 Fish Gambusia_affinis 58 Fish Amphiprion_ocellaris 57 Fish Kryptolebias_marmoratus 57 Fish Hippocampus_comes 57 Fish Seriola_lalandi_dorsalis 57 Fish Haplochromis_burtoni 56 Fish Pundamilia_nyererei 56 Fish Monopterus_albus 56 Fish Oreochromis_niloticus 56 Fish Labrus_bergylta 55 Fish Takifugu_rubripes 55 Fish Oryzias_latipes 55 Fish Amphiprion_percula 55 Fish Seriola_dumerili 54 Fish Gasterosteus_aculeatus 54 Fish Oryzias_latipes_hni 53 Fish Amphilophus_citrinellus 53 Fish Mola_mola 53 Fish Scophthalmus_maximus 53 Fish Oryzias_latipes_hsok 52 Fish Lepisosteus_oculatus 52 Fish Gadus_morhua 51 Fish Neolamprologus_brichardi 51 Fish Tetraodon_nigroviridis 50 Fish Periophthalmus_magnuspinnatus 49 Fish Cyprinodon_variegatus 49 Fish Xiphophorus_couchianus 47 Fish Phascolarctos_cinereus 60 OtherMammals Sarcophilus_harrisii 57 OtherMammals Monodelphis_domestica 55 OtherMammals Ornithorhynchus_anatinus 42 OtherMammals Notamacropus_eugenii 32 OtherMammals Latimeria_chalumnae 48 OtherVertebrates Eptatretus_burgeri 36 OtherVertebrates Petromyzon_marinus 26 OtherVertebrates Ciona_intestinalis 40 OtherChordates Ciona_savignyi 36 OtherChordates Drosophila_melanogaster 45 OtherEukaryotes Caenorhabditis_elegans 43 OtherEukaryotes Saccharomyces_cerevisiae 38 OtherEukaryotes