- Anchytarsus bicolor, Atopa bicolor;Elodes debilis Ziegler, 1845;Anchytarsus ater Guérin-Méneville, 1849
- Anoma alboanfractus, Cylindrella bicolor;Cylindrella paivana
- Atylotus bicolor, Tabanus bicolor;Tabanus fulvescens Walker, 1848;Tabanus ruficeps Macquart, 1855
- Baeolophus bicolor, Tufted Titmouse;Parus bicolor;Tufted titmouse
- Bryoria bicolor, Alectoria bicolor
- Bryum dichotomum, Bryum atropurpureum;Bryum bicolor;Bryum ceylonense;Bryum pluricolor
- Cajanus cajan, Cytisus cajan L;Cajanus indicus Spreng;Pigeonpea;Gungo Pea;Cajanus indicus;Cytisus cajan;Cajanus bicolor
- Caladium bicolor, Arum bicolor Aiton;Caladium x hortulanum Birdsey;Heart of Jesus;Arum bicolor
- Calyptrocarya bicolor, Becquerelia bicolor
- Cerapachys longitarsus, Lioponera bicolor;Lioponera longitarsus australis Forel, 1895;Phyracaces pygmaeus Clark, 1934;Lioponera longitarsus Mayr, 1878
- Eleocharis minima_bicolor, Eleocharis bicolor
- Etrema bicolor, Etrema bicolor;Glyphostoma bicolor;Clathurella bicolor Angas, 1871
- Eucalyptus largiflorens, River Box;Black Box;Black box;Flooded Gum;Flooded Box;River Black Box;Murray Box;Bastard Box;Slaty Gum;Ironbark;Cooburn;Grey Box;Swamp Box;Eucalyptus bicolor ACunn ex TMitch;Eucalyptus bicolor ACunn ex TMitch var bicolor;Eucalyptus parviflora FMuell;Eucalyptus aff largiflorens sensu Brooker, MIH, Slee, AV, Connors, JR & Duffy, SM 2002
- Eucithara bicolor, Eucithara bicolor;Mangilia bicolor;Mangelia bicolor Reeve, 1846
- Eurylophella bicolor, Ephemerella bicolor;Chocolate dun
- Frullanoides densifolia, Brachiolejeunea appendiculistipa;Brachiolejeunea columbica;Brachiolejeunea densifolia;Brachiolejeunea rupestris;Brachiolejeunea succisa;Dicranolejeunea boliviensis;Dicranolejeunea nudiflora;Lejeunea bicolor;Marchesinia coniloba;Mastigolejeunea decurrens;Phragmicoma rupestris;Ptychanthus boliviensis;Ptychocoleus boliviensis;Trocholejeunea densifolia
- Gila bicolor, Tui Chub;Siphateles bicolor
- Isonychia bicolor, Chirotonetes albomanicatus Needham, 1905;Isonychia albomanicata;Isonychia christina Traver, 1934;Isonychia circe Traver, 1934;Isonychia fattigi Traver, 1934;Isonychia harperi Traver, 1934;Isonychia matilda Traver, 1934;Isonychia pacoleta Traver, 1932;Isonychia sadleri Traver, 1934;Palingenia bicolor;Siphlurus bicolor;Dun variant;Leadwinged coachman;Mahogany dun;Slate drake;Whitegloved howdy
- Leptosiphon bicolor, True babystars;Linanthus bicolor
- Macropsis sordida, Pediopsis sordida;Pediopsis suturalis Osborn & Ball, 1898;Macropsis suturalis;Pediopsis bicolor Osborn, 1915;Macropsis bicolor;Macropsis nigricans Van Duzee, 1916
| - Marianthus bicolor, Oncosporum bicolor Putt;Billardiera bicolor Putt EMBenn;Marianthus pictus Lindl;Marianthus lineatus FMuell;Billardiera bicolor var lineata FMuell EMBenn;Billardiera bicolor Putt EMBenn var bicolor
- Maxillaria discolor, Dicrypta discolor;Dicrypta bicolor
- Napeanthus bracteatus, Tetranema bicolor;Napeanthus bicolor
- Narcissus pseudonarcissus, Narcissus bicolor;Narcissus minor;Daffodil;Wild daffodil;Trumpet narcissus
- Nassarius albescens, Whitish Dog Whelk;Nassa bicolor;Nassa adamsiana Marrat, 1880;Nassa baguenai Mari, 1934;Nassa retecosa A Adams, 1852;Nassarius bicolor Rousseau, 1854;Buccinum albescens Dunker, 1846
- Pera bicolor, Pera schomburgkiana;Peridium bicolor
- Pleurodonte tridentina, Helix bicolor;Helix browneana;Helix chittyana;Helix schroeteriana ;Helix subsloaneana;Helix swainsoniana
- Polysporina subfuscescens, Sarcogyne bicolor;Acarospora subfuscescens
- Pterocomma bicolor, Reddish Brown Willow Bark Aphid;Melanoxanthus bicolor;Cladobius rufulus Davidson, 1909
- Ryania speciosa, Ryania mansoana;Patrisia bicolor;Patrisia parviflora;Patrisia speciosa;Patrisia tomentosa;Ryania bicolor;Ryania casiquiarensis;Ryania stipularis;Ryania parviflora;Ryania pyrifera;Ryania pyrifera var subuliflora;Ryania pyrifera var tomentosa;Ryania tomentosa;Ryania speciosa var stipularis;Ryania speciosa var minor;Ryania speciosa var subuliflora;Ryania speciosa var tomentosa;Ryania candollei;Ryania speciosa var bicolor
- Saguinus bicolor, Brazilian bare-faced tamarin;Midas bicolor
- Schistochila repleta, Gottschea albistipula;Gottschea bicolor;Gottschea clandestina;Gottschea flavo-virens;Gottschea gregaria;Gottschea guttata;Gottschea heterocolpos;Gottschea heterodonta;Gottschea laciniosa;Gottschea longiseta;Gottschea macroamphigastra;Gottschea marginata;Gottschea pallescens;Gottschea steno-carpa;Jungermannia repleta;Schistochila heterodonta;Schistochila marginata
- Stenomicra bicolor, Neoscaptomyza bicolor
- Stirellus bicolor, Athysanus bicolor;Deltocephalus virgulatus Uhler, 1895
- Syssphinx bicolor, Honey Locust Moth;Sphingicampa bicolor
- Tournefortia bicolor, Niguita;Tournefortia aubletii;Tournefortia hirsutissima fma bicolor;Tournefortia bicolor var calycosa;Tournefortia bicolor var bicolor
- Wallabia bicolor, Swamp Wallaby;Halmaturus apicalis Günther, 1874;Halmaturus lessonii Gray, 1837;Halmaturus mastersii Krefft, 1867;Halmaturus mastersii Krefft, 1871;Halmaturus nemoralis Wagner, 1842;Kangurus ualabatus Lesson and Garnot, 1827;Macropus ualabatus Thomas and Dollman, 1909;Macropus welsbyi Longman, 1922;Kangurus bicolor Desmarest, 1804;Swamp wallaby;Kangurus bicolor
- Werauhia bicolor, Vriesea bicolor
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