| Subject | English | German |
| ornit. | African dusky flycatcher | Dunkelschnäpper (Muscicapa adusta) |
| gen. | African Dusky Nightjar | Pfeifnachtschwalbe |
| ornit. | Celebes dusky pigeon | Rotsteißfruchttaube (Cryptophaps) |
| ornit. | Celebes dusky pigeon | Fleckenbauch-Fruchttaube (Cryptophaps) |
| reptil. | central dusky salamander | Ouachita-Bachsalamander (Desmognathus brimleyorum) |
| reptil. | central dusky salamander | Brimleys Bachsalamander (Desmognathus brimleyorum) |
| ornit. | dusky antbird | Tyrannenameisenfänger (Cercomacra tyrannina) |
| mamm. | dusky antechinus | Swainson-Breitfußbeutelmaus (Antechinus swainsonii) |
| ornit. | dusky babbler | Uferdrossling (Turdoides tenebrosus) |
| gen. | Dusky Babbler | Uferdrossling |
| ornit. | dusky-backed jacamar | Salmonglanzvogel (Brachygalba salmoni) |
| gen. | Dusky-backed Jacamar | Salmonglanzvogel |
| ornit. | dusky-bellied bush tanager | Graubrust-Buschtangare (Chlorospingus semifuscus) |
| gen. | Dusky-bellied Bush Tanager | Graubrust-Buschtangare |
| astr. | dusky belt | Streifen |
| astr. | dusky belt | Band |
| ornit. | dusky-billed creeper | Streifenmantel-Baumsteiger (Xiphorhynchus eytoni) |
| ornit. | dusky-billed parrotlet | Schwarzschnabel-Sperlingspapagei (Forpus sclateri) |
| ornit. | dusky-billed parrotlet | Sclatersperlingspapagei (Forpus sclateri) |
| gen. | Dusky-billed Parrotlet | Schwarzschnabel-Sperlingspapagei |
| ornit. | dusky-billed woodcreeper | Streifenmantel-Baumsteiger (Xiphorhynchus eytoni) |
| gen. | Dusky-billed Woodcreeper | Streifenmantel-Baumsteiger |
| ornit. | dusky blue flycatcher | Stuhlmannschnäpper (Muscicapa comitata) |
| ornit. | dusky blue flycatcher | Ceylon-Schnäpper (Muscicapa sordida) |
| zool. | dusky broadbill | Feuerbreitrachen (Corydon sumatranus) |
| ornit. | dusky broadbill | Feuerbreitrachen (Corydon) |
| ornit. | dusky broadbill | Riesenbreitrachen (Corydon sumatranus) |
| gen. | Dusky Broadbill | Riesenbreitrachen |
| gen. | Dusky Brown Oriole | Halmaherapirol |
| ornit. | dusky bush-lark | Drossellerche (Mirafra nigricans) |
| ornit. | dusky-capped flycatcher | Kappentyrann (Myiarchus tuberculifer) |
| ornit. | dusky-capped greenlet | Braunstirnvireo (Hylbphilu^ hypoxanthus) |
| gen. | Dusky-capped Greenlet | Braunstirnvireo |
| ornit. | dusky-capped vireo | Braunstirnvireo (Hylbphilu^ hypoxanthus) |
| ornit. | dusky casiornis | Fahlkehl-Casiornis (Casiornis fusca) |
| ornit. | dusky chatterer | Schwarzkopf-Seidenfleck (Iodopleura fusca) |
| ornit. | dusky-chested flycatcher | Kurzschnabeltyrann (Tyrannopsis luteiventris) |
| gen. | Dusky-chested Flycatcher | Kurzschnabeltyrann |
| nat.sc., agric. | dusky clearwing | Pappelglasflügler (Paranthrene tabaniformis, Sciapteron tabaniformis) |
| entomol. | dusky click beetle | Düsterer Humusschnellkäfer (Agriotes obscurus) |
| entomol. | dusky click beetle | Breithalsiger Schnellkäfer (Agriotes obscurus) |
| ornit. | dusky cliff swallow | Bronzeschwalbe (Petrochelidon fuliginosa) |
| entomol. | dusky cockroach | Lapplandschabe (Ectobius lapponicus) |
| entomol. | dusky cockroach | Lappländische Schabe (Ectobius lapponicus) |
| entomol. | dusky cockroach | Gemeine Waldschabe (Ectobius lapponicus) |
| ornit. | dusky crag martin | Einfarbschwalbe (Ptyonoprogne concolor) |
| gen. | Dusky Crag Martin | Einfarbschwalbe |
| ornit. | dusky crested flycatcher | Schwarzkopf-Haubenschnäpper (Trochocercus nigromitratus) |
| ornit. | dusky crimson-wing | Jacksonastrild (Cryptospiza jacksoni) |
| ornit. | dusky crimson-wing | Jacksonbergastrild (Cryptospiza jacksoni) |
| gen. | Dusky Crimson-wing | Jacksonastrild |
| gen. | dusky dolphin Lagenorhynchus obscurus | Schwarzdelphin |
| gen. | dusky dolphin Lagenorhynchus obscurus | Dunkler Delphin |
| gen. | dusky dolphin | Schwarzdelfin |
| gen. | dusky dolphin | Dusky Delfin |
| fish.farm. | dusky dolphin | Dunkler delphin (Lagenorhynchus obscurus) |
| gen. | dusky dolphin | Dunkler Delfin |
| gen. | Dusky Eagle Owl | Koromandeluhu |
| ornit. | dusky eagle-owl | Koromandel-Uhu (Bubo coromandus) |
| ornit. | dusky elaenia | Olivekopfelaenie (Elaenia obscura) |
| ornit. | dusky-faced tanager | Rußgesichttangare (Mitrospingus cassini) |
| ornit. | dusky fantail | Rußfächerschwanz (Rhipidura tenebrosa) |
| ornit. | dusky firefinch | Schieferastrild (Euschistospiza cinereovinacea) |
| ornit. | dusky firefinch | Schiefergrauer Astrild (Euschistospiza cinereovinacea) |
| nat.res. | dusky flycatcher | alseonax adustus (Alseonax adustus, alseonax adustus) |
| ornit. | dusky flycatcher | Dunkelschnäpper (Muscicapa adusta) |
| ornit. | dusky flycatcher | Buschtyrann (Empidonax oberholseri) |
| nat.res. | dusky flycatcher | Dunkelschnaepper (Alseonax adustus, alseonax adustus) |
| gen. | Dusky Flycatcher | Nördlicher Buschfliegenstecher |
| ornit. | dusky flyeater | Braunrückengerygone (Gerygone tenebrosa) |
| gen. | Dusky Friarbird | Morotailederkopf |
| ornit. | dusky fulvetta | Gelbkehlalcippe (Alcippe cinerea) |
| ornit. | dusky gallinule | Papua-Teichhuhn (Gallinula tenebrosa) |
| ornit. | dusky gerygone warbler | Braunrückengerygone (Gerygone tenebrosa) |
| mamm. | dusky glider | Riesengleitbeutler (Schoinobates volans) |
| mamm. | dusky glider | Großflugbeutler (Schoinobates volans) |
| mamm. | dusky gliders | Großflugbeutler (Schoinobates) |
| mamm. | dusky gliding opossum | Riesengleitbeutler (Schoinobates volans) |
| mamm. | dusky gliding opossum | Großflugbeutler (Schoinobates volans) |
| mamm. | dusky gliding opossums | Großflugbeutler (Schoinobates) |
| mamm. | dusky gliding possums | Großflugbeutler (Schoinobates) |
| ornit. | dusky grass wren | Zimtgrasschlüpfer (Amytornis purnelli) |
| ornit. | dusky-gray heron | Malaien-Reiher (Ardea sumatrana) |
| ornit. | dusky-green oropendola | Grünschnabel-Stirnvogel (Psarocolius atrovirens) |
| ornit. | Dusky-grey heron | Rußreiher |
| nat.res., fish.farm. | dusky grouper | Riensen-Zackenbarsch (Epinephalus guaza, Epinephelus guaza) |
| ichtyol. | dusky grouper | Großer Sägerbarsch (Epinephelus guaza) |
| ichtyol. | dusky grouper | Riesenzackenbarsch (Epinephelus guaza) |
| food.ind. | dusky grouper | Brauner Zackenbarsch (Epinephelus guaza, Epinephelus marginatus) |
| fish.farm. | dusky grouper | Brauner Zackenbarsch (Cerna gigas, Epinephelus gigas, Epinephelus guaza (Linnaeus), Serranus gigas) |
| nat.res., fish.farm. | dusky grouper | Riesen-Zackenbarsch (Epinephalus guaza, Epinephelus guaza) |
| gen. | Dusky grouper | Zackenbarsch |
| ornit. | dusky grouse | Felsengebirgshuhn (Dendragapus) |
| gen. | dusky grouse Dendragapus obscurus | Felsengebirgshuhn |
| ornit. | dusky guan | Bronzeguan (Penelope obscura) |
| ornit. | dusky gull | Lavamöwe (Atricilla fuliginosa, Larus fuliginosus) |
| mamm. | dusky-handed tarsier | Celebeskoboldmaki (Tarsius spectrum) |
| gen. | dusky hawk moth Hyles vespertilio | Fledermausschwärmer |
| gen. | dusky hawk-moth Hyles vespertilio | Fledermausschwärmer |
| gen. | dusky hawkmoth Hyles vespertilio | Fledermausschwärmer |
| ornit. | Dusky-headed Brush Finch | Rußkopf-Buschammer |
| ornit. | dusky-headed brush-finch | Rußkopf-Buschammer (Atlapetes fuscoolivaceus) |
| ornit. | dusky-headed conure | Weddellsittich (Aratinga weddellii) |
| ornit. | dusky-headed conure | Braunkopfsittich (Aratinga weddellii) |
| gen. | Dusky-headed Conure | Weddellsittich |
| ornit. | dusky-headed finch | Rußkopf-Buschammer (Atlapetes fuscoolivaceus) |
| ornit. | dusky-headed parrakeet | Weddellsittich (Aratinga weddellii) |
| ornit. | dusky-headed parrakeet | Braunkopfsittich (Aratinga weddellii) |
| ornit. | dusky honeyeater | Rußhonigfresser (Myzomela obscura) |
| ornit. | dusky hummingbird | Braunkopfkolibri (Cynanthys sordidus) |
| gen. | Dusky Hummingbird | Braunkopfkolibri |
| ornit. | dusky indigo bird | Weißfuß-Atlaswitwe (Vidua funerea, Hypochera purpurascenscens) |
| ornit. | Dusky Indigobird | Weißfuß-Atlaswitwe |
| entomol. | dusky knotgrass dagger | Ampfereule (Acronicta rumicis) |
| ornit. | dusky lark | Drossellerche (Mirafra nigricans) |
| gen. | Dusky Lark | Drossellerche |
| zool. | dusky leaf monkey | Brillenlangur (Presbytis (Trachypithecus) obscurus) |
| ornit. | dusky leaf warbler | Dunkellaubsänger (Phylloscopus fuscatus) |
| ornit. | dusky leaf warbler | Braunlaubsänger (Phylloscopus fuscatus) |
| ornit. | dusky leaf-warbler | Dunkler Laubsänger (Phylloscopus fuscatus) |
| ornit. | dusky-legged guan | Bronzeguan (Penelope obscura) |
| gen. | Dusky-legged Guan | Bronzeguan |
| ornit. | dusky long-tailed cuckoo | Schweifkuckuck (Cercoccyx mechowi) |
| gen. | Dusky Long-tailed Cuckoo | Schweifkuckuck |
| ornit. | dusky lory | Weißbürzellori (Pseudeos) |
| ornit. | dusky mannikin | Borneo-Bronzemännchen (Lonchura fuscans) |
| ornit. | Dusky Mannikin | Borneobronzemännchen |
| entomol. | dusky marbled brown moth | Kerbstreifenspinner (Gluphisia crenata) |
| entomol. | dusky marbled brown moth | Dunkelgrauer Wellenrandspinner (Gluphisia crenata) |
| mamm. | dusky marsupial mouse | Swainson-Breitfußbeutelmaus (Antechinus swainsonii) |
| entomol. | dusky meadow brown | Kleines Ochsenauge (Hyponephele lycaon) |
| ornit. | dusky miner | Malleeschwatzvogel (Manorina melanotis) |
| ornit. | Dusky Miner | Rußschwatzvogel |
| ornit. | dusky moorhen | Papua-Teichhuhn (Gallinula tenebrosa) |
| gen. | Dusky Moorhen | Papuateichhuhn |
| ornit. | dusky munia | Borneo-Bronzemännchen (Lonchura fuscans) |
| ornit. | dusky myzomela | Rußhonigfresser (Myzomela obscura) |
| ornit. | dusky nightjar | Pfeifnachtschwalbe (Caprimulgus pectoralis) |
| ornit. | dusky nightjar | Bootschwanz-Nachtschwalbe (Veles) |
| ornit. | dusky nightjar | Bergnachtschwalbe (Antrostomus saturatus, Caprimulgus saturatus) |
| gen. | Dusky Nightjar | Bergnachtschwalbe |
| reptil. | dusky oriental salamander | Japanischer Winkelzahnmolch (Hynobius Naultinus) |
| reptil. | dusky oriental salamander | Nebel-Winkelzahnmolch (Hynobius Naultinus) |
| ornit. | dusky parrot | Veilchenpapagei (Pionus fuscus) |
| gen. | Dusky Parrot | Veilchenpapagei |
| food.ind. | dusky perch | Brauner Zackenbarsch (Epinephelus guaza, Epinephelus marginatus) |
| ichtyol. | dusky perch | Großer Sägerbarsch (Epinephelus guaza) |
| ichtyol. | dusky perch | Riesenzackenbarsch (Epinephelus guaza) |
| gen. | dusky perch | Zackenbarsch |
| ornit. | dusky pigeon | Goodsontaube (Columba goodsoni, Patagioenas goodsoni) |
| gen. | Dusky Pigeon | Goodsontaube |
| ornit. | dusky piha | Langschwanzpiha (Lipaugus fuscocinereus) |
| gen. | Dusky Piha | Langschwanzpiha |
| mamm. | dusky planigale | Süd-Flachkopfbeutelmaus (Planigale tenuirostris) |
| ornit. | dusky purpletuft | Schwarzkopf-Seidenfleck (Iodopleura fusca) |
| gen. | Dusky Purpletuft | Schwarzkopf-Seidenfleck |
| astr. | dusky ring | dunkler Ring |
| astr. | dusky ring | С-Ring |
| astr. | dusky ring | Florring |
| ornit. | Dusky Robin | Tasmanschnäpper |
| ornit. | dusky robin | Tasman-Schnäpper (Petroica vittata) |
| ornit. | dusky robin-flycatcher | Tasman-Schnäpper (Petroica vittata) |
| food.ind. | dusky rockfish | Dunkler Felsenfisch (Sebastes ciliatus) |
| reptil. | dusky salamander | Brauner Bachsalamander (Desmognathus Furina) |
| reptil. | dusky salamanders | Bachsalamander (Desmognathus) |
| ornit. | Dusky Scrub Fowl | Großfußhuhn |
| fish.farm. | dusky sea perch | Brauner Zackenbarsch (Cerna gigas, Epinephelus gigas, Epinephelus guaza (Linnaeus), Serranus gigas) |
| zool. | dusky sea perch | Zackenbarsch (Epinephelus gigas) |
| ichtyol. | dusky sea perch | Riesenzackenbarsch (Epinephelus guaza) |
| ichtyol. | dusky sea perch | Großer Sägerbarsch (Epinephelus guaza) |
| fish.farm. | dusky sea perch | Riesen-zackenbarsch (Epinephelus gigas, epinephelus guaza) |
| fish.farm. | dusky sea perch | Riesen-Zackenbarsch (Cerna gigas, Epinephelus gigas, Epinephelus guaza (Linnaeus), Serranus gigas) |
| zool. | dusky sea perch | großer Sägebarsch (Epinephelus gigas) |
| gen. | dusky shark | Schwarzhai |
| ichtyol. | dusky shark | Dunkelhai (Carcharhinus obscurus) |
| ichtyol. | dusky shark | Blauhai (Carcharhinus obscurus) |
| fish.farm. | dusky shark | Sandbankhai (Carcharhinus obscurus) |
| gen. | dusky shark | Düsterer Hai |
| food.ind. | dusky smooth-hound | Westatlantischer Glatthai (Mustelus canis) |
| ichtyol. | dusky smooth-hound | Punktierter Glatthai (Mustelus canis) |
| ichtyol. | dusky snapper | Graubrauner Schnapper (Apsilus fuscus) |
| ornit. | dusky spinetail | Trauerschlüpfer (Synallaxis moesta) |
| ornit. | dusky star-frontlet | Grünmusketier (Coeligena orina) |
| ornit. | Dusky Starfrontlet | Grünmusketier |
| ornit. | dusky sunbird | Rußbrauner Nektarvogel (Nectarinia fusca) |
| ornit. | dusky sunbird | Rußnektarvogel (Nectarinia fusca) |
| ornit. | Dusky-tailed | Schwarzschwanz-schlüpfer |
| ornit. | Dusky-tailed Antbird | Temminckameisen-fänger |
| ornit. | dusky-tailed canastero | Schwarzschwanzschlüpfer (Asthenes humicola) |
| ornit. | dusky-tailed flatbill | Chapmanbreitschnabel (Phamphotrigon fuscicauda) |
| gen. | Dusky-tailed Flatbill | Chapmanbreitschnabel |
| ornit. | dusky tetraka | Sianaka-Bülbül (Phyllastrephus tenebrosus) |
| ornit. | Dusky Tetraka | Sianabülbül |
| ornit. | dusky-throated antshrike | Grauwürgerling (Thamnomanes ardesiacus) |
| ornit. | dusky-throated hermit | Schwarzkehl-Eremit (Phaethornis squalidus) |
| gen. | Dusky-throated Hermit | Schwarzkehleremit |
| nat.res. | dusky thrush | Rostflügeldrossel (Turdus eunomus, Turdus naumanni eunomus) |
| zool. | dusky thrush | Rostflügeldrossel (Turdus naumanni eunomus) |
| gen. | dusky thrush Turdus (naumanni) eunomus | Rostflügeldrossel |
| ornit. | Dusky Thrush | Rostflügeldrossel |
| gen. | Dusky Thrush | Naumanndrossel (Turdus naumanni) |
| ornit. | dusky tit | Einfarbmeise (Parus funereus) |
| ornit. | dusky tit | Dunkelmeise (Parus funereus) |
| gen. | Dusky Tit | Einfarbmeise |
| mamm. | dusky titi | grauer Springaffe (Callicebus moloch) |
| ornit. | dusky turtle dove | Trauerturteltaube (Streptopelia lugens) |
| gen. | Dusky Turtle Dove | Trauerturteltaube |
| ornit. | dusky twin-spot | Schieferastrild (Euschistospiza cinereovinacea) |
| ornit. | dusky twin-spot | Schiefergrauer Astrild (Euschistospiza cinereovinacea) |
| gen. | Dusky Twin-spot | Schieferastrild |
| entomol. | dusky-veined walnut aphid | Gestreifte Walnußzierlaus (Calaphis juglandis) |
| entomol. | dusky-veined walnut aphid | Nußblattlaus (Calaphis juglandis) |
| entomol. | dusky-veined walnut aphid | Bunte Walnußzierlaus (Calaphis juglandis) |
| nat.res. | dusky warbler | dunkler Laubsänger (Phylloscopus fuscatus) |
| ornit. | dusky warbler | Braunlaubsänger (Phylloscopus fuscatus) |
| ornit. | dusky warbler | Dunkellaubsänger (Phylloscopus fuscatus) |
| ornit. | Dusky Warbler | Dunkellaubsänger (Phylloscopus fuscatus) |
| gen. | dusky warbler Phylloscopus fuscatus | Dunkellaubsänger (Vogel) |
| life.sc., agric. | dusky wireworm | duesterer Humusschnellkaefer (Agriotes obscurus) |
| ornit. | Dusky Wood Swallow | Rußschwalbenstar |
| ornit. | dusky wood-swallow | Rußschwalbenstar (Artamus cyanopterus) |
| gen. | Dybowski's Dusky Twin-spot | Dybowskiastrild |
| ornit. | Gambaga dusky flycatcher | Gambaga-Schnäpper (Muscicapa gambagae) |
| ornit. | Great Dusky Swift | Rußsegler |
| ornit. | great dusky swift | Ruß-Segler (Aerornis senex, Cypseloides senex) |
| ornit. | Laos dusky tree babbler | Laos-Buschtimalie (Stachyris herberti) |
| reptil. | mountain dusky salamander | Alleghany-Salamander (Desmognathus ochrophaeus) |
| reptil. | mountain dusky salamander | Alleghany-Bachsalamander (Desmognathus ochrophaeus) |
| ornit. | northern dusky nightjar | Zügelnachtschwalbe (Caprimulgus fraenatus) |
| reptil. | Ouachita dusky salamander | Ouachita-Bachsalamander (Desmognathus brimleyorum) |
| reptil. | Ouachita dusky salamander | Brimleys Bachsalamander (Desmognathus brimleyorum) |
| ornit. | Sri Lanka dusky blue flycatcher | Ceylon-Schnäpper (Muscicapa sordida) |
| ornit. | Sri Lankan Dusky Blue Flycatcher | Ceylonschnäpper |
| gen. | Sulawesi Dusky Pigeon | Fleckenbauch-Fruchttaube |
| reptil. | Tancitaron dusky rattlesnake | Tancitaro-Klapperschlange (Crotalus pusillus) |
| gen. | Timor Dusky Sparrow | Timorreisfink |
| ornit. | Ussher's Dusky Flycatcher | Schwalbenschnäpper |
| ornit. | western dusky babbler | Weißaugendrossling (Turdoides reinwardtii) |