Summary of Taxa Described for Year

These charts show the number of genera and species (both extant and fossil) described each year.  ,Extant,Fossil ,1,0 ,0,0 1760,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 1770,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 1780,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 1790,0,0 ,0,0 ,0,0 ,1,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 1800,0,0 ,0,0 ,1,0 ,1,0 ,8,0 ,0,0 ,0,0 ,2,0 ,0,0 ,0,0 1810,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,1,0 ,0,0 1820,1,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,1,0 1830,0,0 ,5,0 ,1,0 ,1,0 ,0,0 ,0,0 ,0,0 ,0,0 ,1,0 ,4,0 1840,6,0 ,0,0 ,2,0 ,0,0 ,2,0 ,0,0 ,1,0 ,0,0 ,0,0 ,0,2 1850,2,0 ,2,0 ,3,0 ,7,0 ,0,1 ,7,0 ,0,0 ,9,0 ,5,0 ,3,0 1860,5,0 ,19,0 ,26,0 ,13,0 ,0,0 ,10,0 ,8,0 ,2,1 ,3,4 ,4,0 1870,5,0 ,0,0 ,1,0 ,0,0 ,1,0 ,0,0 ,0,0 ,1,1 ,4,0 ,2,0 1880,0,0 ,3,0 ,1,0 ,1,0 ,0,0 ,4,0 ,3,0 ,11,0 ,1,0 ,2,0 1890,7,0 ,5,1 ,5,0 ,16,0 ,2,0 ,13,0 ,4,0 ,5,0 ,0,0 ,3,0 1900,5,0 ,11,0 ,9,0 ,4,0 ,3,0 ,10,0 ,10,0 ,5,0 ,2,0 ,1,0 1910,9,2 ,14,0 ,36,0 ,16,1 ,19,0 ,31,12 ,11,0 ,4,0 ,9,0 ,11,0 1920,20,2 ,16,1 ,16,0 ,6,1 ,4,0 ,14,0 ,9,0 ,6,0 ,7,0 ,6,0 1930,14,8 ,2,0 ,1,0 ,4,0 ,5,0 ,14,1 ,5,0 ,4,0 ,4,0 ,1,1 1940,1,0 ,7,0 ,2,0 ,2,0 ,8,0 ,1,0 ,3,0 ,8,0 ,20,0 ,9,0 1950,9,0 ,2,0 ,6,0 ,8,0 ,2,0 ,4,0 ,4,0 ,8,0 ,0,0 ,0,0 1960,1,0 ,1,0 ,0,0 ,1,0 ,1,0 ,0,0 ,1,0 ,3,3 ,6,0 ,3,0 1970,0,0 ,1,0 ,1,0 ,1,0 ,1,1 ,2,2 ,3,0 ,0,0 ,1,0 ,1,0 1980,1,0 ,1,2 ,0,1 ,1,3 ,1,0 ,1,4 ,1,0 ,2,1 ,1,5 ,1,3 1990,7,1 ,4,0 ,5,0 ,0,0 ,6,2 ,0,0 ,0,2 ,1,1 ,0,0 ,2,2 2000,4,1 ,1,0 ,1,37 ,1,1 ,2,4 ,1,2 ,2,6 ,2,0 ,3,3 ,8,2 2010,1,0 ,0,2 ,5,5 ,1,5 ,12,4 ,1,3 ,5,2 ,0,2 ,1,2 ,2,1 2020,1,7 ,1,2 ,1,1 

 ,Extant,Fossil ,16,0 ,0,0 1760,0,0 ,1,0 ,0,0 ,3,0 ,1,0 ,0,0 ,0,0 ,1,0 ,0,0 ,0,0 1770,0,0 ,1,0 ,0,0 ,8,0 ,0,0 ,21,0 ,0,0 ,0,0 ,1,0 ,0,0 1780,0,0 ,0,0 ,7,0 ,1,0 ,0,0 ,3,0 ,0,0 ,9,0 ,0,0 ,3,0 1790,6,0 ,8,0 ,12,0 ,19,0 ,0,0 ,0,0 ,0,0 ,0,0 ,30,0 ,0,0 1800,0,0 ,0,0 ,41,0 ,0,0 ,36,0 ,0,0 ,0,0 ,2,0 ,2,0 ,1,0 1810,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,0,0 ,2,0 ,0,0 ,2,0 1820,0,0 ,0,0 ,0,6 ,0,0 ,6,0 ,14,0 ,0,0 ,0,0 ,0,0 ,1,2 1830,0,1 ,6,0 ,3,0 ,6,0 ,6,0 ,5,0 ,16,0 ,2,1 ,13,0 ,7,0 1840,32,0 ,2,0 ,26,0 ,0,0 ,15,0 ,1,0 ,22,0 ,1,0 ,0,0 ,26,51 1850,22,0 ,55,0 ,18,0 ,31,0 ,4,1 ,26,0 ,13,1 ,80,0 ,257,0 ,102,0 1860,114,0 ,79,0 ,131,0 ,166,0 ,1,0 ,55,1 ,85,0 ,60,17 ,34,45 ,14,0 1870,108,3 ,15,0 ,12,0 ,3,0 ,36,0 ,2,0 ,81,0 ,48,6 ,31,3 ,64,0 1880,1,0 ,36,1 ,7,0 ,22,0 ,20,0 ,27,0 ,121,0 ,202,0 ,25,0 ,64,0 1890,102,0 ,77,24 ,147,0 ,247,0 ,225,0 ,317,2 ,131,0 ,146,0 ,33,0 ,242,0 1900,223,0 ,348,1 ,358,0 ,117,0 ,140,0 ,160,0 ,135,1 ,185,0 ,213,0 ,139,0 1910,365,1 ,409,0 ,427,0 ,459,0 ,422,0 ,386,44 ,294,0 ,118,1 ,119,0 ,262,0 1920,218,8 ,228,0 ,349,1 ,211,3 ,135,0 ,403,0 ,230,0 ,173,3 ,190,0 ,225,1 1930,178,31 ,122,0 ,89,0 ,157,3 ,246,0 ,132,7 ,134,0 ,191,24 ,122,0 ,112,0 1940,56,0 ,95,0 ,112,0 ,124,0 ,82,0 ,18,0 ,25,0 ,71,0 ,71,0 ,106,1 1950,64,0 ,68,0 ,56,0 ,146,0 ,23,0 ,39,0 ,14,0 ,79,1 ,63,0 ,45,0 1960,54,2 ,21,0 ,26,1 ,18,0 ,42,1 ,27,0 ,22,0 ,59,4 ,68,0 ,43,0 1970,35,1 ,31,0 ,19,0 ,60,0 ,28,1 ,82,4 ,70,0 ,90,0 ,51,0 ,35,0 1980,83,5 ,39,9 ,32,2 ,85,7 ,26,3 ,61,18 ,28,2 ,77,2 ,39,7 ,54,33 1990,73,0 ,61,2 ,69,12 ,68,1 ,75,19 ,103,9 ,115,2 ,85,2 ,69,5 ,124,22 2000,521,2 ,163,1 ,85,65 ,483,11 ,100,8 ,24,5 ,145,13 ,213,6 ,147,19 ,136,22 2010,145,5 ,206,4 ,188,27 ,310,8 ,175,30 ,129,43 ,140,7 ,143,6 ,119,8 ,150,9 2020,218,26 ,160,7 ,0,0 

These charts show the accumulation of genera and species (both extant and fossil) over time.  ,Valid,Fossil,Invalid ,1,0,0 ,1,0,0 1760,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 1770,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 1780,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 ,1,0,0 1790,1,0,0 ,1,0,0 ,1,0,0 ,2,0,0 ,2,0,0 ,2,0,0 ,2,0,0 ,2,0,0 ,2,0,0 ,2,0,0 1800,2,0,0 ,2,0,0 ,3,0,0 ,3,0,1 ,11,0,1 ,11,0,1 ,11,0,1 ,13,0,1 ,13,0,1 ,13,0,1 1810,13,0,1 ,13,0,1 ,13,0,1 ,13,0,1 ,13,0,1 ,13,0,1 ,13,0,1 ,13,0,1 ,13,0,2 ,13,0,2 1820,14,0,2 ,14,0,2 ,14,0,2 ,14,0,2 ,14,0,2 ,14,0,2 ,14,0,2 ,14,0,2 ,14,0,2 ,15,0,2 1830,15,0,2 ,20,0,2 ,20,0,3 ,21,0,3 ,21,0,3 ,21,0,3 ,21,0,3 ,21,0,3 ,22,0,3 ,24,0,5 1840,27,0,8 ,27,0,8 ,29,0,8 ,29,0,8 ,29,0,10 ,29,0,10 ,29,0,11 ,29,0,11 ,29,0,11 ,29,2,11 1850,31,2,11 ,32,2,12 ,33,2,14 ,38,2,16 ,38,3,16 ,42,3,19 ,42,3,19 ,46,3,24 ,50,3,25 ,52,3,26 1860,55,3,28 ,69,3,33 ,85,3,43 ,92,3,49 ,92,3,49 ,99,3,52 ,107,3,52 ,108,4,53 ,111,8,53 ,113,8,55 1870,118,8,55 ,118,8,55 ,119,8,55 ,119,8,55 ,119,8,56 ,119,8,56 ,119,8,56 ,120,9,56 ,124,9,56 ,125,9,57 1880,125,9,57 ,126,9,59 ,127,9,59 ,128,9,59 ,128,9,59 ,130,9,61 ,132,9,62 ,139,9,66 ,140,9,66 ,141,9,67 1890,145,9,70 ,147,10,73 ,149,10,76 ,160,10,81 ,161,10,82 ,169,10,87 ,170,10,90 ,172,10,93 ,172,10,93 ,174,10,94 1900,178,10,95 ,184,10,100 ,188,10,105 ,188,10,109 ,188,10,112 ,191,10,119 ,195,10,125 ,197,10,128 ,198,10,129 ,199,10,129 1910,203,12,134 ,207,12,144 ,224,12,163 ,228,13,175 ,235,13,187 ,244,25,209 ,248,25,216 ,249,25,219 ,251,25,226 ,254,25,234 1920,263,27,245 ,273,28,251 ,275,28,265 ,276,29,270 ,277,29,273 ,282,29,282 ,288,29,285 ,289,29,290 ,291,29,295 ,292,29,300 1930,293,37,313 ,294,37,314 ,294,37,315 ,295,37,318 ,298,37,320 ,300,38,332 ,302,38,335 ,302,38,339 ,303,38,342 ,303,39,343 1940,304,39,343 ,306,39,348 ,306,39,350 ,307,39,351 ,307,39,359 ,307,39,360 ,307,39,363 ,310,39,368 ,311,39,387 ,311,39,396 1950,311,39,405 ,311,39,407 ,312,39,412 ,312,39,420 ,312,39,422 ,312,39,426 ,313,39,429 ,315,39,435 ,315,39,435 ,315,39,435 1960,316,39,435 ,317,39,435 ,317,39,435 ,317,39,436 ,317,39,437 ,317,39,437 ,317,39,438 ,317,42,441 ,319,42,445 ,320,42,447 1970,320,42,447 ,321,42,447 ,321,42,448 ,322,42,448 ,323,43,448 ,323,45,450 ,323,45,453 ,323,45,453 ,324,45,453 ,325,45,453 1980,326,45,453 ,327,47,453 ,327,48,453 ,328,51,453 ,329,51,453 ,330,55,453 ,331,55,453 ,333,56,453 ,334,61,453 ,335,64,453 1990,341,65,454 ,345,65,454 ,350,65,454 ,350,65,454 ,354,67,456 ,354,67,456 ,354,69,456 ,354,70,457 ,354,70,457 ,355,72,458 2000,357,73,460 ,358,73,460 ,359,110,460 ,360,111,460 ,362,115,460 ,363,117,460 ,365,123,460 ,366,123,461 ,369,126,461 ,377,128,461 2010,378,128,461 ,378,130,461 ,382,135,462 ,383,140,462 ,394,144,463 ,395,147,463 ,400,149,463 ,400,151,463 ,401,153,463 ,403,154,463 2020,404,161,463 ,405,163,463 ,406,164,463   ,Valid,Fossil,Invalid ,16,0,0 ,16,0,0 1760,16,0,0 ,17,0,0 ,17,0,0 ,19,0,1 ,20,0,1 ,20,0,1 ,20,0,1 ,21,0,1 ,21,0,1 ,21,0,1 1770,21,0,1 ,22,0,1 ,22,0,1 ,25,0,6 ,25,0,6 ,42,0,10 ,42,0,10 ,42,0,10 ,43,0,10 ,43,0,10 1780,43,0,10 ,43,0,10 ,49,0,11 ,50,0,11 ,50,0,11 ,51,0,13 ,51,0,13 ,59,0,14 ,59,0,14 ,60,0,16 1790,66,0,16 ,69,0,21 ,79,0,23 ,95,0,26 ,95,0,26 ,95,0,26 ,95,0,26 ,95,0,26 ,116,0,35 ,116,0,35 1800,116,0,35 ,116,0,35 ,150,0,42 ,150,0,42 ,174,0,54 ,174,0,54 ,174,0,54 ,175,0,55 ,176,0,56 ,177,0,56 1810,177,0,56 ,177,0,56 ,177,0,56 ,177,0,56 ,177,0,56 ,177,0,56 ,177,0,56 ,178,0,57 ,178,0,57 ,179,0,58 1820,179,0,58 ,179,0,58 ,179,6,58 ,179,6,58 ,183,6,60 ,190,6,67 ,190,6,67 ,190,6,67 ,190,6,67 ,190,8,68 1830,190,9,68 ,193,9,71 ,194,9,73 ,196,9,77 ,197,9,82 ,200,9,84 ,214,9,86 ,216,10,86 ,223,10,92 ,228,10,94 1840,247,10,107 ,248,10,108 ,267,10,115 ,267,10,115 ,276,10,121 ,277,10,121 ,292,10,128 ,293,10,128 ,293,10,128 ,307,61,140 1850,317,61,152 ,362,61,162 ,371,61,171 ,387,61,186 ,388,62,189 ,404,62,199 ,412,63,204 ,477,63,219 ,665,63,288 ,731,63,324 1860,816,63,353 ,871,63,377 ,959,63,420 ,1092,63,453 ,1092,63,454 ,1135,64,466 ,1204,64,482 ,1238,81,508 ,1259,126,521 ,1269,126,525 1870,1357,129,545 ,1367,129,550 ,1378,129,551 ,1380,129,552 ,1397,129,571 ,1399,129,571 ,1466,129,585 ,1501,135,598 ,1522,138,608 ,1572,138,622 1880,1573,138,622 ,1602,139,629 ,1607,139,631 ,1627,139,633 ,1643,139,637 ,1662,139,645 ,1759,139,669 ,1930,139,700 ,1950,139,705 ,2003,139,716 1890,2078,139,743 ,2138,163,760 ,2252,163,793 ,2444,163,848 ,2628,163,889 ,2883,165,951 ,2975,165,990 ,3100,165,1011 ,3123,165,1021 ,3309,165,1077 1900,3480,165,1129 ,3726,166,1231 ,3998,166,1317 ,4086,166,1346 ,4178,166,1394 ,4279,166,1453 ,4361,167,1506 ,4488,167,1564 ,4619,167,1646 ,4708,167,1696 1910,4972,168,1797 ,5252,168,1926 ,5502,168,2103 ,5818,168,2246 ,6111,168,2375 ,6358,212,2514 ,6537,212,2629 ,6604,213,2680 ,6663,213,2740 ,6849,213,2816 1920,6997,221,2886 ,7132,221,2979 ,7359,222,3101 ,7473,225,3198 ,7552,225,3254 ,7780,225,3429 ,7929,225,3510 ,8019,228,3593 ,8125,228,3677 ,8235,229,3792 1930,8348,260,3857 ,8407,260,3920 ,8455,260,3961 ,8536,263,4037 ,8673,263,4146 ,8778,270,4173 ,8853,270,4232 ,8960,294,4316 ,9030,294,4368 ,9099,294,4411 1940,9125,294,4441 ,9185,294,4476 ,9234,294,4539 ,9304,294,4593 ,9341,294,4638 ,9351,294,4646 ,9366,294,4656 ,9407,294,4686 ,9449,294,4715 ,9515,295,4755 1950,9549,295,4785 ,9598,295,4804 ,9627,295,4831 ,9720,295,4884 ,9736,295,4891 ,9771,295,4895 ,9782,295,4898 ,9840,296,4919 ,9898,296,4924 ,9940,296,4927 1960,9989,298,4932 ,10010,298,4932 ,10032,299,4936 ,10047,299,4939 ,10077,300,4951 ,10099,300,4956 ,10114,300,4963 ,10164,304,4972 ,10216,304,4988 ,10247,304,5000 1970,10277,305,5005 ,10300,305,5013 ,10316,305,5016 ,10370,305,5022 ,10396,306,5024 ,10473,310,5029 ,10526,310,5046 ,10601,310,5061 ,10641,310,5072 ,10676,310,5072 1980,10755,315,5076 ,10793,324,5077 ,10824,326,5078 ,10906,333,5081 ,10932,336,5081 ,10987,354,5087 ,11011,356,5091 ,11083,358,5096 ,11120,365,5098 ,11170,398,5102 1990,11237,398,5108 ,11294,400,5112 ,11358,412,5117 ,11416,413,5127 ,11487,432,5131 ,11575,441,5146 ,11675,443,5161 ,11754,445,5167 ,11818,450,5172 ,11937,472,5177 2000,12448,474,5187 ,12605,475,5193 ,12686,540,5197 ,13132,551,5234 ,13229,559,5237 ,13251,564,5239 ,13394,577,5241 ,13597,583,5251 ,13741,602,5254 ,13875,624,5256 2010,14008,629,5268 ,14209,633,5273 ,14395,660,5275 ,14702,668,5278 ,14877,698,5278 ,15005,741,5279 ,15145,748,5279 ,15287,754,5280 ,15402,762,5284 ,15552,771,5284 2020,15770,797,5284 ,15930,804,5284 ,15930,804,5284  This table shows the number of genera and species described each year. The 'Accumulated' columns show the number of valid taxa based on our current taxonomic understanding.