Species	Number of Gene	Category of Speciess
Pan_troglodytes	45	Primates
Aotus_nancymaae	44	Primates
Colobus_angolensis_palliatus	41	Primates
Rhinopithecus_bieti	41	Primates
Pan_paniscus	40	Primates
Rhinopithecus_roxellana	40	Primates
Gorilla_gorilla	40	Primates
Saimiri_boliviensis_boliviensis	39	Primates
Macaca_fascicularis	39	Primates
Homo_sapiens	39	Primates
Cercocebus_atys	39	Primates
Otolemur_garnettii	38	Primates
Microcebus_murinus	38	Primates
Cebus_capucinus	37	Primates
Propithecus_coquereli	37	Primates
Mandrillus_leucophaeus	37	Primates
Nomascus_leucogenys	37	Primates
Macaca_nemestrina	37	Primates
Macaca_mulatta	36	Primates
Chlorocebus_sabaeus	36	Primates
Callithrix_jacchus	36	Primates
Papio_anubis	34	Primates
Pongo_abelii	33	Primates
Carlito_syrichta	32	Primates
Peromyscus_maniculatus_bairdii	42	Rodents
Cricetulus_griseus_chok1gshd	41	Rodents
Mus_musculus	40	Rodents
Mus_musculus_c3hhej	40	Rodents
Mus_musculus_c57bl6nj	40	Rodents
Mus_musculus_dba2j	40	Rodents
Mus_musculus_nodshiltj	40	Rodents
Mus_musculus_aj	39	Rodents
Mus_musculus_fvbnj	39	Rodents
Mus_musculus_nzohlltj	39	Rodents
Rattus_norvegicus	39	Rodents
Mus_spretus	38	Rodents
Mus_musculus_129s1svimj	38	Rodents
Mus_musculus_akrj	38	Rodents
Mus_musculus_balbcj	38	Rodents
Mus_musculus_casteij	38	Rodents
Mus_musculus_cbaj	38	Rodents
Mus_musculus_lpj	38	Rodents
Ictidomys_tridecemlineatus	38	Rodents
Cricetulus_griseus_crigri	37	Rodents
Nannospalax_galili	37	Rodents
Mus_musculus_pwkphj	36	Rodents
Mus_caroli	36	Rodents
Mus_pahari	36	Rodents
Heterocephalus_glaber_male	36	Rodents
Microtus_ochrogaster	36	Rodents
Dipodomys_ordii	34	Rodents
Jaculus_jaculus	34	Rodents
Mus_musculus_wsbeij	34	Rodents
Mesocricetus_auratus	33	Rodents
Octodon_degus	32	Rodents
Heterocephalus_glaber_female	32	Rodents
Cavia_porcellus	31	Rodents
Chinchilla_lanigera	31	Rodents
Oryctolagus_cuniculus	31	Rodents
Fukomys_damarensis	29	Rodents
Tupaia_belangeri	22	Rodents
Ochotona_princeps	21	Rodents
Cavia_aperea	19	Rodents
Canis_lupus_dingo	39	Laurasiatheria
Canis_familiaris	38	Laurasiatheria
Felis_catus	37	Laurasiatheria
Equus_caballus	37	Laurasiatheria
Vulpes_vulpes	37	Laurasiatheria
Capra_hircus	36	Laurasiatheria
Panthera_pardus	36	Laurasiatheria
Mustela_putorius_furo	35	Laurasiatheria
Myotis_lucifugus	35	Laurasiatheria
Panthera_tigris_altaica	35	Laurasiatheria
Bos_taurus	34	Laurasiatheria
Ovis_aries	34	Laurasiatheria
Ursus_americanus	33	Laurasiatheria
Equus_asinus_asinus	33	Laurasiatheria
Ailuropoda_melanoleuca	33	Laurasiatheria
Sus_scrofa	33	Laurasiatheria
Ursus_maritimus	31	Laurasiatheria
Tursiops_truncatus	31	Laurasiatheria
Pteropus_vampyrus	29	Laurasiatheria
Erinaceus_europaeus	22	Laurasiatheria
Sorex_araneus	22	Laurasiatheria
Vicugna_pacos	20	Laurasiatheria
Loxodonta_africana	33	Afrotheria
Procavia_capensis	32	Afrotheria
Echinops_telfairi	18	Afrotheria
Dasypus_novemcinctus	35	Xenarthra
Choloepus_hoffmanni	14	Xenarthra
Gopherus_agassizii	34	BirdAndReptiles
Chrysemys_picta_bellii	33	BirdAndReptiles
Sphenodon_punctatus	33	BirdAndReptiles
Gallus_gallus	29	BirdAndReptiles
Pelodiscus_sinensis	29	BirdAndReptiles
Ficedula_albicollis	27	BirdAndReptiles
Anas_platyrhynchos	26	BirdAndReptiles
Taeniopygia_guttata	26	BirdAndReptiles
Anolis_carolinensis	23	BirdAndReptiles
Meleagris_gallopavo	23	BirdAndReptiles
Xenopus_tropicalis	29	Amphibians
Paramormyrops_kingsleyae	38	Fish
Pygocentrus_nattereri	37	Fish
Anabas_testudineus	36	Fish
Oryzias_latipes	36	Fish
Hippocampus_comes	36	Fish
Poecilia_formosa	35	Fish
Poecilia_reticulata	35	Fish
Esox_lucius	35	Fish
Seriola_dumerili	34	Fish
Oryzias_melastigma	34	Fish
Kryptolebias_marmoratus	34	Fish
Poecilia_mexicana	34	Fish
Monopterus_albus	34	Fish
Cynoglossus_semilaevis	34	Fish
Scophthalmus_maximus	34	Fish
Seriola_lalandi_dorsalis	34	Fish
Stegastes_partitus	33	Fish
Amphiprion_ocellaris	33	Fish
Takifugu_rubripes	33	Fish
Oryzias_latipes_hni	33	Fish
Oryzias_latipes_hsok	33	Fish
Pundamilia_nyererei	33	Fish
Mola_mola	33	Fish
Amphiprion_percula	33	Fish
Periophthalmus_magnuspinnatus	33	Fish
Poecilia_latipinna	33	Fish
Maylandia_zebra	33	Fish
Danio_rerio	33	Fish
Mastacembelus_armatus	33	Fish
Scleropages_formosus	32	Fish
Haplochromis_burtoni	32	Fish
Ictalurus_punctatus	32	Fish
Astatotilapia_calliptera	32	Fish
Astyanax_mexicanus	32	Fish
Fundulus_heteroclitus	32	Fish
Xiphophorus_maculatus	32	Fish
Acanthochromis_polyacanthus	32	Fish
Amphilophus_citrinellus	31	Fish
Cyprinodon_variegatus	31	Fish
Tetraodon_nigroviridis	31	Fish
Gambusia_affinis	31	Fish
Labrus_bergylta	30	Fish
Neolamprologus_brichardi	30	Fish
Oreochromis_niloticus	30	Fish
Gadus_morhua	29	Fish
Xiphophorus_couchianus	29	Fish
Gasterosteus_aculeatus	27	Fish
Lepisosteus_oculatus	25	Fish
Phascolarctos_cinereus	31	OtherMammals
Monodelphis_domestica	28	OtherMammals
Sarcophilus_harrisii	25	OtherMammals
Ornithorhynchus_anatinus	23	OtherMammals
Notamacropus_eugenii	22	OtherMammals
Latimeria_chalumnae	29	OtherVertebrates
Eptatretus_burgeri	13	OtherVertebrates
Petromyzon_marinus	10	OtherVertebrates
Ciona_intestinalis	13	OtherChordates
Ciona_savignyi	13	OtherChordates
Caenorhabditis_elegans	27	OtherEukaryotes
Drosophila_melanogaster	15	OtherEukaryotes
Saccharomyces_cerevisiae	4	OtherEukaryotes