1921 yılında tanımlanan türler

1921 yılında tanımlanan birçok tür bulunmakta. == Hayvanlar == *Aborichthys elongatus *Akodon sylvanus *Alosa macedonica *Epipedobates anthonyi *Aphyosemion australe *Thylamys sponsorius *Oxymycterus akodontius *Arthroleptis lameerei *Puffinus mauretanicus *Crocidura nigripes *Blaniulus lichtensteini *Blaniulus lorifer *Blaniulus orientalis *Ara glaucogularis *Rattus bontanus *Brachyophidium rhodogaster *Brissopsis zealandiae *Capito brunneipectus *Cadlina sparsa *Echiothrix centrosa *Centrostephanus rubricingulus *Cerithiopsina signa *Akodon toba *Strix chacoensis *Thamnophilus zarumae *Cheiracanthium africanum *Cheiracanthium macedonicum *Nonnula amaurocephala *Dendrelaphis cyanochloris *Tarsius dentatus *Lophotriccus vitiosus *Mastomys pernanus *Eudendrium antarcticum *Fromia elegans *Grammostola pulchra *Caenolestes caniventer *Handleyomys intectus *Pseudomys oralis *Bunomys penitus *Ituri batis *Rana johnsi *Eothenomys cachinus *Karamoja apalis *Knipowitschia thessala *Cheiromeles parvidens *Melomys talaudium *Scombrolabrax heterolepis *Mangelia pulchrior *Chaetodon marleyi *Mebeli michaelseni *Mitromorpha hewitti *Neusticomys monticolus *Peltops montanus *Northiella narethae *Notomys aquilo *Eudyptes moseleyi *Odhneria odhneri *Oecomys rutilus *Rattus marmosurus *Maxomys panglima *Microtus irani *Abrocoma vaccarum *Tarsius pumilus *Raja texana *Geokichla joiceyi *Scymnodalatias sherwoodi *Hipposideros curtus *Melomys caurinus *Abrocoma shistacea *Coenocorypha iredalei *Rhipidomys austrinus *Idiotropiscis australe *Taeromys punicans *Paruromys dominator *Taeromys hamatus *Eropeplus canus *Scolopax celebensis *Melasmothrix naso *Chimarrogale sumatrana *Triops newberryi *Ichthyomys tweedii *Acomys airensis *Leptasthenura xenothorax *Zodarion pirini === Böcekler === *Acarapis woodi *Acatochaeta africana *Aciagrion hisopa *Acraea alciopoides *Acraea eltringhami *Alaena madibirensis *Aloeides griseus *Anthene bipuncta *Anthene discimacula *Anthene madibirensis *Aphnaeus affinis *Aphrissa fluminensis *Ariadne albifascia *Ariadne personata *Azteca cordincola *Bebearia laetitioides *Bicyclus persimilis *Bicyclus suffusa *Byasa laos *Celaenorrhinus kivuensis *Cephetola viridana *Ceranthia tenuipalpis *Ceratrichia semlikensis *Ceromya flaviseta *Cigaritis cynica *Citrinophila terias *Crematogaster armandi *Cupidesthes cuprifascia *Cupidesthes minor *Dalla bubobon *Dolichoderus luederwaldti *Dorymyrmex morenoi *Empusa uvarovi *Entomophaga nigrohalterata *Epiophlebia laidlawi *Eresina toroensis *Eretis herewardi *Eriozancla trachyphaea *Euphaedra nigrobasalis *Euphaedra phosphor *Euptera semirufa *Bombus franklini *Greenidea ficicola *Harpendyreus kisaba *Hewitsonia congoensis *Hipparchia neapolitana *Iolaus frater *Iolaus iturensis *Liometopum sinense *Megachile bispinosa *Megachile ciliatipes *Megachile haematogastra *Megachile latericauda *Megachile mundifica *Megachile semipleta *Megachile simplicipes *Mimeresia neavei *Neptis poultoni *Neptis rogersi *Neptis rothschildi *Nyctocyrmata crotalopis *Ochetellus sororis *Pilodeudorix canescens *Pilodeudorix kohli *Platylesches affinissima *Proischnura rotundipennis *Ptelina subhyalina *Sarangesa pandaensis *Sphegina montana *Stempfferia iturina *Strongylognathus kervillei *Sympetrum navasi *Telipna hollandi *Telipna plagiata ==== Kın kanatlılar ==== *Acanthoderes latevittatus *Amblesthidopsis areolata *Anthia babaulti *Atyphella atra *Boppeus fairmairei *Calathus amplior *Capitocrassus castaneus *Copelatus brasiliensis *Copelatus instriatus *Cymindis kricheldorffi *Enaretta conifera *Exalphus biannulatus *Frea grisescens *Hestimoides striolatus *Mecodema punctellum *Mordella bribiensis *Mordella longicauda *Mordella moscovia *Mordella moscoviensis *Mordella pragensis *Mordella pubescens *Mordellistena incommunis *Mordellistena quadrinotata *Mordellistena syntaenia *Musius crassicornis *Paradoliops humerosa *Penaherreraus bilineatus *Sagridola luteicornis *Stenomorda notoensis *Suphisellus hieroglyphicus *Suphisellus rufulus *Suphisellus similis *Suphisellus variicollis == Mantar == *Gonidiomyces sociabilis *Kabatiella lini *Nothocastoreum cretaceum *Ophionectria portoricensis *Pleosphaerulina sojicola *Staheliomyces cinctus == Bitkiler == *Aa macra *Aa riobambae *Aa rosei *Allium monticola *Alloschmidia glabrata *Berberis argentinensis *Berberis lambertii *Clinosperma bractealis *Eucephalus vialis *Froelichiella grisea *Greigia berteroi *Herminium calceoliforme *Hieracium robinsonii *Persoonia adenantha *Persoonia stradbrokensis *Polygonum albanicum *Pritchardia affinis *Quercus austrocochinchinensis *Quercus chevalieri *Quercus urbanii *Rubus arcuans *Sporobolus caroli *Symphoricarpos × chenaultii *Veratrum insolitum Kategori:1921'de tanımlanan türler