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 ,9,0 ,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 1990,7,2 ,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 ,0,0 

 ,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 ,229,0 ,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 1990,73,1 ,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 ,48,1 

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 ,12,0,1 ,12,0,1 ,12,0,1 ,14,0,1 ,14,0,1 ,14,0,1 1810,14,0,1 ,14,0,1 ,14,0,1 ,14,0,1 ,14,0,1 ,14,0,1 ,14,0,1 ,14,0,1 ,14,0,2 ,14,0,2 1820,15,0,2 ,15,0,2 ,15,0,2 ,15,0,2 ,15,0,2 ,15,0,2 ,15,0,2 ,15,0,2 ,15,0,2 ,16,0,2 1830,16,0,2 ,21,0,2 ,21,0,3 ,22,0,3 ,22,0,3 ,22,0,3 ,22,0,3 ,22,0,3 ,23,0,3 ,25,0,5 1840,28,0,8 ,28,0,8 ,30,0,8 ,30,0,8 ,30,0,10 ,30,0,10 ,30,0,11 ,30,0,11 ,30,0,11 ,30,2,11 1850,32,2,11 ,33,2,12 ,34,2,14 ,39,2,16 ,39,3,16 ,43,3,19 ,43,3,19 ,47,3,24 ,51,3,25 ,53,3,26 1860,56,3,28 ,70,3,33 ,87,3,42 ,94,3,48 ,94,3,48 ,101,3,51 ,109,3,51 ,110,4,52 ,113,8,52 ,115,8,54 1870,120,8,54 ,120,8,54 ,121,8,54 ,121,8,54 ,121,8,55 ,121,8,55 ,121,8,55 ,122,9,55 ,126,9,55 ,127,9,56 1880,127,9,56 ,128,9,58 ,129,9,58 ,130,9,58 ,130,9,58 ,132,9,60 ,134,9,61 ,141,9,65 ,142,9,65 ,143,9,66 1890,147,9,69 ,149,10,72 ,151,10,75 ,162,10,80 ,163,10,81 ,171,10,86 ,172,10,89 ,174,10,92 ,174,10,92 ,176,10,93 1900,180,10,94 ,186,10,99 ,190,10,104 ,190,10,108 ,190,10,111 ,193,10,118 ,197,10,124 ,199,10,127 ,200,10,128 ,201,10,128 1910,205,12,133 ,209,12,143 ,228,12,160 ,232,13,172 ,239,13,184 ,248,25,206 ,252,25,213 ,253,25,216 ,255,25,223 ,258,25,231 1920,268,27,241 ,278,28,247 ,280,28,261 ,281,29,266 ,282,29,269 ,287,29,278 ,293,29,281 ,294,29,286 ,296,29,291 ,297,29,296 1930,299,37,308 ,300,37,309 ,300,37,310 ,301,37,313 ,304,37,315 ,306,38,327 ,308,38,330 ,308,38,334 ,309,38,337 ,309,39,338 1940,310,39,338 ,312,39,343 ,312,39,345 ,313,39,346 ,313,39,354 ,313,39,355 ,313,39,358 ,316,39,363 ,317,39,382 ,317,39,391 1950,317,39,400 ,317,39,402 ,318,39,407 ,318,39,415 ,318,39,417 ,319,39,420 ,320,39,423 ,322,39,429 ,322,39,429 ,322,39,429 1960,323,39,429 ,324,39,429 ,324,39,429 ,324,39,430 ,324,39,431 ,324,39,431 ,324,39,432 ,325,42,434 ,327,42,438 ,328,42,440 1970,328,42,440 ,329,42,440 ,329,42,441 ,330,42,441 ,331,43,441 ,331,45,443 ,331,45,446 ,331,45,446 ,332,45,446 ,333,45,446 1980,334,45,446 ,335,47,446 ,335,48,446 ,336,51,446 ,337,51,446 ,338,55,446 ,339,55,446 ,341,56,446 ,342,61,446 ,343,64,446 1990,349,66,447 ,353,66,447 ,358,66,447 ,358,66,447 ,362,68,449 ,362,68,449 ,362,70,449 ,362,71,450 ,362,71,450 ,363,73,451 2000,365,74,453 ,366,74,453 ,367,111,453 ,368,112,453 ,370,116,453 ,371,118,453 ,373,124,453 ,374,124,454 ,377,127,454 ,385,129,454 2010,386,129,454 ,386,131,454 ,390,136,455 ,391,141,455 ,402,145,456 ,403,148,456 ,408,150,456 ,408,152,456 ,409,154,456 ,411,155,456 2020,412,162,456 ,412,162,456   ,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 ,175,0,53 ,175,0,53 ,175,0,53 ,176,0,54 ,177,0,55 ,178,0,55 1810,178,0,55 ,178,0,55 ,178,0,55 ,178,0,55 ,178,0,55 ,178,0,55 ,178,0,55 ,179,0,56 ,179,0,56 ,180,0,57 1820,180,0,57 ,180,0,57 ,180,6,57 ,180,6,57 ,184,6,59 ,191,6,66 ,191,6,66 ,191,6,66 ,191,6,66 ,191,8,67 1830,191,9,67 ,194,9,70 ,195,9,72 ,197,9,76 ,198,9,81 ,201,9,83 ,215,9,85 ,217,10,85 ,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 ,1758,139,670 ,1929,139,701 ,1949,139,706 ,2002,139,717 1890,2077,139,744 ,2137,163,761 ,2251,163,794 ,2444,163,848 ,2628,163,889 ,2883,165,951 ,2975,165,990 ,3100,165,1011 ,3123,165,1021 ,3310,165,1076 1900,3481,165,1128 ,3728,166,1229 ,4003,166,1312 ,4091,166,1341 ,4183,166,1389 ,4284,166,1448 ,4364,167,1503 ,4493,167,1559 ,4624,167,1641 ,4713,167,1691 1910,4978,168,1791 ,5258,168,1920 ,5508,168,2097 ,5826,168,2238 ,6119,168,2367 ,6369,212,2503 ,6549,212,2617 ,6616,213,2668 ,6675,213,2728 ,6861,213,2804 1920,7009,221,2874 ,7144,221,2967 ,7372,222,3088 ,7486,225,3185 ,7565,225,3241 ,7795,225,3414 ,7944,225,3494 ,8034,228,3577 ,8140,228,3661 ,8251,229,3775 1930,8365,260,3839 ,8424,260,3902 ,8472,260,3943 ,8553,263,4019 ,8691,263,4127 ,8795,270,4155 ,8872,270,4212 ,8981,294,4294 ,9053,294,4344 ,9122,294,4387 1940,9148,294,4417 ,9208,294,4452 ,9257,294,4515 ,9327,294,4569 ,9364,294,4614 ,9374,294,4622 ,9389,294,4632 ,9431,294,4661 ,9473,294,4690 ,9539,295,4730 1950,9573,295,4760 ,9622,295,4779 ,9651,295,4806 ,9744,295,4859 ,9761,295,4865 ,9796,295,4869 ,9807,295,4872 ,9874,296,4884 ,9932,296,4889 ,9974,296,4892 1960,10023,298,4897 ,10044,298,4897 ,10066,299,4901 ,10081,299,4904 ,10111,300,4916 ,10133,300,4921 ,10147,300,4929 ,10197,304,4938 ,10249,304,4954 ,10280,304,4966 1970,10310,305,4971 ,10333,305,4979 ,10349,305,4982 ,10403,305,4988 ,10429,306,4990 ,10506,310,4995 ,10559,310,5012 ,10634,310,5027 ,10674,310,5038 ,10709,310,5038 1980,10788,315,5042 ,10826,324,5043 ,10857,326,5044 ,10939,333,5047 ,10965,336,5047 ,11020,354,5053 ,11044,356,5057 ,11116,358,5062 ,11153,365,5064 ,11203,398,5068 1990,11270,399,5074 ,11327,401,5078 ,11391,413,5083 ,11449,414,5093 ,11520,433,5097 ,11608,442,5112 ,11708,444,5127 ,11787,446,5133 ,11851,451,5138 ,11970,473,5143 2000,12481,475,5153 ,12638,476,5159 ,12719,541,5163 ,13165,552,5200 ,13262,560,5203 ,13284,565,5205 ,13427,578,5207 ,13630,584,5217 ,13777,603,5217 ,13912,625,5218 2010,14045,630,5230 ,14246,634,5235 ,14432,661,5237 ,14740,669,5239 ,14915,699,5239 ,15043,742,5240 ,15183,749,5240 ,15326,755,5240 ,15443,763,5242 ,15593,772,5242 2020,15811,798,5242 ,15859,799,5242  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.