63:
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277:, and more ranks can be made by using the prefix "sub" to make subspecies, subvariety, subforma. Very rarely even more forms are created, such as supersubspecies. Not all of these ranks need to be specified, for example, some authors prefer to divide plant species into subspecies, while others prefer to use varieties.
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While binomial nomenclature came into being and immediately gained widespread acceptance in the mid-18th century, it was not until the early 20th century that the current unified standard of trinominal nomenclature was agreed upon. This became the standard mainly because of tireless promotion by
255:. As late as the 1930s, the use of trinomina was not fully established in all fields of zoology. Thus, when referring especially European works of the preceding era, the nomenclature used is usually not in accord with contemporary standards.
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McNeill, J.; Barrie, F.R.; Buck, W.R.; Demoulin, V.; Greuter, W.; Hawksworth, D.L.; Herendeen, P.S.; Knapp, S.; Marhold, K.; Prado, J.; Prud'homme Van Reine, W.F.; Smith, G.F.; Wiersema, J.H.; Turland, N.J. (2012).
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publication, a name is incomplete without an author citation and publication details. This indicates who published the name, in what publication, and the date of the publication. For example: "
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For algae, fungi, plants, and their fossils, there is an indeterminate number of infraspecific ranks allowed below the level of species. The secondary ranks below the species rank are
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If the generic and specific name have already been mentioned in the same paragraph, they are often abbreviated to initial letters. For example, one might write: "The great cormorant
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International Code of
Nomenclature for algae, fungi, and plants (Melbourne Code) adopted by the Eighteenth International Botanical Congress Melbourne, Australia, July 2011
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name. All three names are typeset in italics, and only the first letter of the generic name is capitalised. No indicator of rank is included: in
62:
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Hamilton, C.W.; Reichard, S.H. (1992). "Current practice in the use of subspecies, variety, and forma in the classification of wild plants".
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is not the same as a classification, and the name of this plant is a trinomial with only three parts, the two parts of the species name
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90: trinomina), trinominal name, or ternary name is the name of a
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436:. Vol. Regnum Vegetabile 154. A.R.G. Gantner Verlag KG.
35:. These names have three parts. The usage is different in
247:and around 1850 were widely used especially by
353:General zoology, or Systematic natural history
204:(Stephens, 1826)" denotes a subspecies of the
16:System of naming taxonomic ranks below species
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405:"Royal Horticultural Society Plant Selector"
55:Drying great cormorant subspecies known as "
299:is an ornamental garden plant. However, a
70:western lowland gorilla. Its trinomen is
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157:A trinomen is a name with three parts:
169:. The first two parts alone form the
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57:Phalacrocorax carbo novaehollandiae"
202:Phalacrocorax carbo novaehollandiae
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216:in 1826 under the subspecies name
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355:London, Printed for G. Kearsley,
280:These ranks are components of a
185:is one of the subspecies of the
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227:has a distinct subspecies in
23:is the system of names for
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183:Buteo jamaicensis borealis
307:, plus the forma epithet
282:biological classification
476:Biological nomenclature
104:western lowland gorilla
96:Gorilla gorilla gorilla
80:zoological nomenclature
72:Gorilla gorilla gorilla
214:James Francis Stephens
148:Bison bison athabascae
118:Gorilla gorilla diehli
75:
59:
21:trinomial nomenclature
329:Binomial nomenclature
233:P. c. novaehollandiae
68:critically endangered
65:
54:
245:Carl Friedrich Bruch
220:("of New Holland").
313:Corylopsis sinensis
305:Corylopsis sinensis
225:Phalacrocorax carbo
210:Phalacrocorax carbo
122:Cross River gorilla
265:Infraspecific name
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60:
443:978-3-87429-425-6
231:, the black shag
191:Buteo jamaicensis
126:Bison bison bison
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446:. Archived from
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420:
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407:. Archived from
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249:Hermann Schlegel
212:) introduced by
167:subspecific name
132:, 1758) for the
102:, 1847) for the
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66:Pictured is the
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383:10.2307/1222819
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218:novaehollandiae
206:great cormorant
187:red-tailed hawk
114:western gorilla
94:. Examples are
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377:(3): 485–498.
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263:Main article:
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144:American bison
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241:Elliott Coues
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163:specific name
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459:article 24.1
452:. Retrieved
448:the original
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413:. Retrieved
409:the original
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374:
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359:(1815–1826).
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334:Nomenclature
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159:generic name
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134:plains bison
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20:
19:In biology,
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253:John Cassin
229:Australasia
454:2014-06-09
415:2012-11-01
340:References
317:veitchiana
311:, to give
309:veitchiana
297:veitchiana
293:calvescens
287:Corylopsis
152:wood bison
142:, species
112:, species
92:subspecies
47:In zoology
27:below the
259:In botany
198:taxonomic
470:Category
323:See also
289:sinensis
150:for the
130:Linnaeus
120:for the
84:trinomen
391:1222819
271:variety
179:zoology
175:species
171:binomen
146:), and
136:(genus
109:Gorilla
106:(genus
37:zoology
33:species
440:
389:
100:Savage
41:botany
387:JSTOR
371:Taxon
291:var.
275:forma
196:In a
139:Bison
438:ISBN
357:Aves
301:name
273:and
251:and
193:)."
165:and
82:, a
39:and
29:rank
25:taxa
379:doi
315:f.
295:f.
235:".
173:or
116:),
88:pl.
78:In
31:of
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375:41
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161:,
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208:(
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