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Arizona Ridge Nosed Rattlesnake
Crotalus willardi Meek 1905
collect
overview
data
media
articles
maps
names
Scientific Names
Preferred Names
Crotalus willardi Meek 1905
Species recognized by
EOL Dynamic Hierarchy April 2022
Reference taxon from Integrated Taxonomic Information System (ITIS)
Crotalus willardi
Species recognized by
wikipedia POL
,
wikipedia VI
,
wikipedia RO
,
wikipedia EU
,
Mexico Species List
,
NCBI
,
EOL authors
,
Hone et al 2013
,
Wildfinder (WWF)
, and
United States Species List
Crotalus willardi
Recognized by
CalPhotos
and
AnAge articles
Crotalus willardi
Meek 1905
Species recognized by
EOL Dynamic Hierarchy 1.1
,
EOL Dynamic Hierarchy 1.1
, and
GBIF classification
Crotalus willardi
Meek 1905
Recognized by
Snake Species of the World LifeDesk
,
ReptileDB
, and
Conabio
Crotalus willardi
Species recognized by
iDigBio type specimen records
,
wikidata_hierarchy tar gz
,
wikipedia DE
,
wikipedia ES
,
wikipedia FR
,
CITES
,
wikipedia EN
,
Wikidata Common Names
,
Wikimedia Commons
,
Barcode of Life Data Systems
,
Global Biotic Interactions
,
Global Biotic Interactions
,
iNaturalist data coverage
, and
Wikipedia (inferred records)
Crotalus willardi
Recognized by
Flickr Group
and
AnAge
Crotalus willardi Meek 1905
Species recognized by
IUCN
,
Catalogue of Life 26 March 2024
,
iNaturalist
,
Integrated Taxonomic Information System (ITIS) Taxonomic Hierarchy
, and
GBIF data coverage
Alternative Names
Aechmophrys
(
Cottonus
)
willardi
Synonym according to
ReptileDB
Crotalus
willardi
willardi
Synonym according to
ReptileDB
,
ReptileDB
, and
ReptileDB
Crotalus
willardi
willardi Meek 1905
Synonym according to
ReptileDB
Crotalus willardi amabilis
Synonym according to
ReptileDB
and
ReptileDB
Crotalus willardi amabilis
Anderson 1962
Synonym according to
ReptileDB
Crotalus willardi meridionalis
Synonym according to
ReptileDB
and
ReptileDB
Crotalus willardi meridionalis
Klauber 1949
Synonym according to
ReptileDB
Crotalus willardi obscurus
Synonym according to
ReptileDB
,
ReptileDB
, and
ReptileDB
Crotalus willardi obscurus
Harris 1974
Synonym according to
ReptileDB
Crotalus willardi silus
Synonym according to
ReptileDB
and
ReptileDB
Crotalus willardi silus
Klauber 1949
Synonym according to
ReptileDB
Crotalus willardi
Synonym according to
ReptileDB
Crotalus willardi
Meek 1905
Synonym according to
ReptileDB
Common Names
English
willardi
prefer
Recognized by
ReptileDB
Arizona ridge-nosed rattlesnake
preferred
Recognized by
AnAge
and
admin
Ridge-nosed Rattlesnake
prefer
Recognized by
CITES
New Mexican Ridge-nosed Rattlesnake
preferred
Recognized by
Wikidata Common Names
Bulgarian
Вилардова гърмяща змия
preferred
Recognized by
Wikidata Common Names
French
Crotale de Willard
preferred
Recognized by
CITES
German
Willard-Klapperschlange
prefer
Recognized by
ReptileDB
Kantenkopf-Klapperschlange
preferred
Recognized by
Wikidata Common Names
Irish
nathair shligreach iomairshrónach
preferred
Recognized by
Wikidata Common Names
Japanese
ソリハナガラガラヘビ
preferred
Recognized by
admin
Navajo; Navaho
Naakaii Bikéyahdę́ę́ʼ dziłtah tłʼiish áníní
preferred
Recognized by
Wikidata Common Names
Polish
Grzechotnik graniopyski
preferred
Recognized by
Wikidata Common Names
Spanish; Castilian
Víbora de Cascabel
preferred
Recognized by
Conabio
Swedish
kamnosskallerorm
preferred
Recognized by
CITES
Ukrainian
Гримучник гребненосий
preferred
Recognized by
Wikidata Common Names
Arz
كروتالوس ويلاردى
preferred
Recognized by
Wikidata Common Names
Pnb
کروٹالس ولارڈی
preferred
Recognized by
Wikidata Common Names
show 10 more languages
hide 10 languages
Curated hierarchies for Crotalus willardi Meek 1905
EOL Dynamic Hierarchy April 2022
Life
Cellular Organisms
Eukaryota
Opisthokonta
Metazoa
Bilateria
Deuterostomia
Chordata
Vertebrata
Gnathostomata
Osteichthyes
Sarcopterygii
Tetrapoda
Amniota
Reptilia
Diapsida
Lepidosauromorpha
Lepidosauria
Squamata
Serpentes
Alethinophidia Nopcsa 1923
Viperidae Oppel 1811
Crotalinae Oppel 1811
Crotalus Linnaeus 1758
Crotalus willardi Meek 1905
(this page)
Crotalus willardi amabilis Anderson 1962
Crotalus willardi meridionalis Klauber 1949
Crotalus willardi obscurus Harris & Simmons 1974
Crotalus willardi silus Klauber 1949
Crotalus willardi willardi Meek 1905
Crotalus adamanteus Palisot de Beauvois 1799
Crotalus angelensis Klauber 1963
Crotalus aquilus Klauber 1952
Crotalus armstrongi Campbell 1979
Crotalus atrox Baird & Girard 1853
Crotalus basiliscus (Cope 1864)
Crotalus campbelli Bryson Jr, Linkem, Dorcas, Lathrop, Jones, Alvarado-Díaz, Grünwald & Murphy 2014
Crotalus catalinensis Cliff 1954
Crotalus cerastes Hallowell 1854
Crotalus cerberus (Coues ex Wheeler 1875)
Crotalus culminatus Klauber 1952
Crotalus durissus Linnaeus 1758
Crotalus enyo (Cope 1861)
Crotalus ericsmithi Campbell & Flores-Villela 2008
Crotalus horridus Linnaeus 1758
Crotalus intermedius Troschel 1865
Crotalus lannomi Tanner 1966
Crotalus lepidus (Kennicott 1861)
Crotalus lorenzoensis Radcliffe & Maslin 1975
Crotalus mitchellii (Cope 1861)
Crotalus molossus Baird & Girard 1853
Crotalus morulus Klauber 1952
Crotalus oreganus Holbrook 1840
Crotalus ornatus Hallowell 1854
Crotalus polystictus (Cope 1865)
Crotalus pricei Van Denburgh 1895
Crotalus pusillus Klauber 1952
Crotalus pyrrhus (Cope 1867)
Crotalus ravus Cope 1865
Crotalus ruber Cope 1892
Crotalus scutulatus (Kennicott 1861)
Crotalus simus Latreille ex Sonnini & Latreille 1801
Crotalus stejnegeri Dunn 1919
Crotalus stephensi Klauber 1930
Crotalus tancitarensis Alvarado-Díaz & Campbell 2004
Crotalus tigris Kennicott 1859
Crotalus tlaloci Bryson Jr, Linkem, Dorcas, Lathrop, Jones, Alvarado-Díaz, Grünwald & Murphy 2014
Crotalus totonacus Gloyd & Kauffeld 1940
Crotalus transversus Taylor 1944
Crotalus triseriatus (Wagler 1830)
Crotalus tzabcan Klauber 1952
Crotalus vegrandis Klauber 1941
Crotalus viridis (Rafinesque 1818)
Catalogue of Life 26 March 2024
Biota
Animalia
Chordata
Vertebrata
Gnathostomata
Osteichthyes
Sarcopterygii
Tetrapoda
Amniota
Squamata
Viperidae
Crotalinae
Crotalus
Crotalus willardi Meek 1905
(this page)
Crotalus willardi amabilis Anderson 1962
Crotalus willardi meridionalis Klauber 1949
Crotalus willardi obscurus Harris 1974
Crotalus willardi silus Klauber 1949
Crotalus willardi willardi Meek 1905
Crotalus adamanteus Palisot De Beauvois 1799
Crotalus angelensis Klauber 1963
Crotalus aquilus Klauber 1952
Crotalus armstrongi Campbell 1979
Crotalus atrox Baird & Girard 1853
Crotalus basiliscus (Cope 1864)
Crotalus campbelli Bryson Jr, Linkem, Dorcas, Lathrop, Jones, Alvarado-Díaz, Grünwald & Murphy 2014
Crotalus catalinensis Cliff 1954
Crotalus cerastes Hallowell 1854
Crotalus cerberus (Coues 1875)
Crotalus concolor Woodbury 1929
Crotalus culminatus Klauber 1952
Crotalus durissus Linnaeus 1758
Crotalus ehecatl Carbajal-Márquez, Cedeño-Vázquez, Martínez-Arce, Neri-Castro & Machkour-M' Rabet 2020
Crotalus enyo Cope 1861
Crotalus ericsmithi Campbell & Flores-Villela 2008
Crotalus estebanensis Klauber 1949
Crotalus helleri Meek 1905
Crotalus horridus Linnaeus 1758
Crotalus intermedius Troschel 1865
Crotalus lannomi Tanner 1966
Crotalus lepidus Kennicott 1861
Crotalus lorenzoensis Radcliff & Maslin 1975
Crotalus lutosus Klauber 1930
Crotalus mictlantecuhtli Carbajal-Márquez, Cedeño-Vázquez, Martínez-Arce, Neri-Castro & Machkour-M' Rabet 2020
Crotalus mitchellii (Cope 1861)
Crotalus molossus Baird & Girard 1853
Crotalus morulus Klauber 1952
Crotalus oreganus Holbrook 1840
Crotalus ornatus Hallowell 1854
Crotalus polisi Meik, Schaack, Flores-Villela & Streicher 2018
Crotalus polystictus (Cope 1865)
Crotalus pricei Van Denburgh 1895
Crotalus pusillus Klauber 1952
Crotalus pyrrhus (Cope 1866)
Crotalus ravus Cope 1865
Crotalus ruber Cope 1892
Crotalus scutulatus Kennicott 1861
Crotalus simus Latreille 1801
Crotalus stejnegeri Dunn 1919
Crotalus stephensi Klauber 1930
Crotalus tancitarensis Alvarado-Díaz & Campbell 2004
Crotalus thalassoporus Meik, Schaack, Flores-Villela & Streicher 2018
Crotalus tigris Kennicott 1859
Crotalus tlaloci Bryson, Linkem, Dorcas, Lathrop, Jones, Alvarado-Díaz, Grünwald & Murphy 2014
Crotalus totonacus Gloyd & Kauffeld 1940
Crotalus transversus Taylor 1944
Crotalus triseriatus Wagler 1830
Crotalus tzabcan Klauber 1952
Crotalus unicolor Van Lidth De Jeude 1887
Crotalus vegrandis Klauber 1941
Crotalus viridis Rafinesque 1818
EOL Dynamic Hierarchy 1.1
Life
Cellular Organisms
Eukaryota
Opisthokonta
Metazoa
Bilateria
Deuterostomia
Chordata
Vertebrata
Gnathostomata
Osteichthyes
Sarcopterygii
Tetrapoda
Amniota
Reptilia
Diapsida
Lepidosauromorpha
Lepidosauria
Squamata
Serpentes
Viperidae
Crotalus
Crotalus willardi Meek 1905
(this page)
Crotalus willardi amabilis Anderson 1962
Crotalus willardi meridionalis Klauber 1949
Crotalus willardi obscurus Harris 1974
Crotalus willardi silus Klauber 1949
Crotalus willardi willardi Meek 1905
Crotalus adamanteus Palisot De Beauvois 1799
Crotalus angelensis Klauber 1963
Crotalus aquilus Klauber 1952
Crotalus armstrongi Campbell 1979
Crotalus atrox Baird & Girard 1853
Crotalus basiliscus (Cope 1864)
Crotalus campbelli Bryson Jr, Linkem, Dorcas, Lathrop, Jones & Alvarado-díaz
Crotalus catalinensis Cliff 1954
Crotalus cerastes Hallowell 1854
Crotalus cerberus (Coues 1875)
Crotalus culminatus Klauber 1952
Crotalus durissus Linnaeus 1758
Crotalus enyo Cope 1861
Crotalus ericsmithi Campbell & Flores-villela 2008
Crotalus horridus Linnaeus 1758
Crotalus intermedius Troschel 1865
Crotalus lannomi Tanner 1966
Crotalus lepidus Kennicott 1861
Crotalus mitchellii Cope 1861
Crotalus molossus Baird & Girard 1853
Crotalus oreganus Holbrook 1840
Crotalus ornatus Hallowell 1854
Crotalus polystictus (Cope 1865)
Crotalus pricei Van Denburgh 1895
Crotalus pusillus Klauber 1952
Crotalus pyrrhus (Cope 1866)
Crotalus ravus Cope 1865
Crotalus ruber Cope 1892
Crotalus scutulatus Kennicott 1861
Crotalus simus Latreille 1801
Crotalus stejnegeri Dunn 1919
Crotalus stephensi Klauber 1930
Crotalus tancitarensis Alvarado-díaz & Campbell 2004
Crotalus tigris Kennicott 1859
Crotalus tlaloci Bryson, Linkem, Dorcas, Lathrop, Jones & Alvarado-díaz
Crotalus totonacus Gloyd & Kauffeld 1940
Crotalus transversus Taylor 1944
Crotalus triseriatus Wagler 1830
Crotalus tzabcan Klauber 1952
Crotalus viridis Rafinesque 1818
GBIF classification
Animalia
Chordata
Reptilia
Squamata
Viperidae
Crotalus Linnaeus 1758
Crotalus willardi Meek 1905
(this page)
Crotalus willardi amabilis Anderson 1962
Crotalus willardi meridionalis Klauber 1949
Crotalus willardi obscurus Harris 1974
Crotalus willardi silus Klauber 1949
Crotalus willardi willardi
Crotalus adamanteus Palisot de Beauvois 1799
Crotalus angelensis Klauber 1963
Crotalus aquilus Klauber 1952
Crotalus armstrongi Campbell 1979
Crotalus atrox Baird & Girard 1853
Crotalus basiliscus (Cope 1864)
Crotalus campbelli Bryson Jr, Linkem, Dorcas, Lathrop, Jones, Alvarado-díaz, Grünwald & Murphy 2014
Crotalus catalinensis Cliff 1954
Crotalus cerastes Hallowell 1854
Crotalus cerberus (Coues 1875)
Crotalus cinereous Le Conte 1852
Crotalus culminatus Klauber 1952
Crotalus durissus Linnaeus 1758
Crotalus enyo Cope 1861
Crotalus ericsmithi Campbell & Flores-villela 2008
Crotalus horridus Linnaeus 1758
Crotalus intermedius Troschel 1865
Crotalus lannomi Tanner 1966
Crotalus lepidus Kennicott 1861
Crotalus lorenzoensis Radcliffe & Maslin 1975
Crotalus lugubris
Crotalus mitchellii Cope 1861
Crotalus molossus Baird & Girard 1853
Crotalus morulus Klauber 1952
Crotalus oreganus Holbrook 1840
Crotalus ornatus Hallowell 1854
Crotalus polystictus (Cope 1865)
Crotalus potterensis Brattstrom 1953
Crotalus pricei Van Denburgh 1895
Crotalus pulvis
Crotalus pusillus Klauber 1952
Crotalus pyrrhus (Cope 1866)
Crotalus ravus Cope 1865
Crotalus ruber Cope 1892
Crotalus scutulatus Kennicott 1861
Crotalus simus Latreille 1801
Crotalus stejnegeri Dunn 1919
Crotalus stephensi Klauber 1930
Crotalus tancitarensis Alvarado-díaz & Campbell 2004
Crotalus tigris Kennicott 1859
Crotalus tlaloci Bryson, Linkem, Dorcas, Lathrop, Jones, Alvarado-díaz, Grünwald & Murphy 2014
Crotalus totonacus Gloyd & Kauffeld 1940
Crotalus transversus Taylor 1944
Crotalus triseriatus Wagler 1830
Crotalus tzabcan Klauber 1952
Crotalus viridis Rafinesque 1818
Integrated Taxonomic Information System (ITIS) Taxonomic Hierarchy
Animalia
Bilateria
Deuterostomia
Chordata
Vertebrata
Gnathostomata
Tetrapoda
Reptilia Laurenti 1768
Squamata Oppel 1811
Serpentes Linnaeus 1758
Alethinophidia Nopcsa 1923
Viperidae Oppel 1811
Crotalinae Oppel 1811
Crotalus Linnaeus 1758
Crotalus willardi Meek 1905
(this page)
Crotalus willardi amabilis J. D. Anderson 1962
Crotalus willardi meridionalis Klauber 1949
Crotalus willardi obscurus Harris & Simmons 1974
Crotalus willardi silus Klauber 1949
Crotalus willardi willardi Meek 1905
Crotalus adamanteus Palisot de Beauvois 1799
Crotalus angelensis Klauber 1963
Crotalus aquilus Klauber 1952
Crotalus armstrongi Campbell 1979
Crotalus atrox Baird & Girard 1853
Crotalus basiliscus (Cope 1864)
Crotalus campbelli Bryson Jr, Linkem, Dorcas, Lathrop, Jones, Alvarado-Díaz, Grünwald & Murphy 2014
Crotalus catalinensis Cliff 1954
Crotalus cerastes Hallowell 1854
Crotalus cerberus (Coues ex Wheeler 1875)
Crotalus culminatus Klauber 1952
Crotalus durissus Linnaeus 1758
Crotalus enyo (Cope 1861)
Crotalus ericsmithi Campbell & Flores-Villela 2008
Crotalus horridus Linnaeus 1758
Crotalus intermedius Troschel 1865
Crotalus lannomi Tanner 1966
Crotalus lepidus (Kennicott 1861)
Crotalus lorenzoensis Radcliffe & Maslin 1975
Crotalus mitchellii (Cope 1861)
Crotalus molossus Baird & Girard 1853
Crotalus morulus Klauber 1952
Crotalus oreganus Holbrook 1840
Crotalus ornatus Hallowell 1854
Crotalus polystictus (Cope 1865)
Crotalus pricei Van Denburgh 1895
Crotalus pusillus Klauber 1952
Crotalus pyrrhus (Cope 1867)
Crotalus ravus Cope 1865
Crotalus ruber Cope 1892
Crotalus scutulatus (Kennicott 1861)
Crotalus simus Latreille ex Sonnini & Latreille 1801
Crotalus stejnegeri Dunn 1919
Crotalus stephensi Klauber 1930
Crotalus tancitarensis Alvarado-Díaz & Campbell 2004
Crotalus tigris Kennicott 1859
Crotalus tlaloci Bryson Jr, Linkem, Dorcas, Lathrop, Jones, Alvarado-Díaz, Grünwald & Murphy 2014
Crotalus totonacus Gloyd & Kauffeld 1940
Crotalus transversus Taylor 1944
Crotalus triseriatus (Wagler 1830)
Crotalus tzabcan Klauber 1952
Crotalus vegrandis Klauber 1941
Crotalus viridis (Rafinesque 1818)
IUCN
Animalia
Chordata
Reptilia
Squamata
Viperidae
Crotalus willardi Meek 1905
(this page)
Atheris anisolepis Mocquard 1887
Atheris barbouri Loveridge 1930
Atheris ceratophora Werner 1895
Atheris chlorechis (Pel 1851)
Atheris hirsuta Ernst & Rödel 2002
Atheris squamigera (Hallowell 1854)
Azemiops feae Boulenger 1888
Bitis atropos (Linnaeus 1758)
Bitis gabonica (Duméril, Bibron & Duméril 1854)
Bitis nasicornis (Shaw & Nodder 1792)
Bitis peringueyi (Boulenger 1888)
Bitis rhinoceros (Schlegel 1855)
Bothrocophias campbelli (Freire-Lascano 1991)
Bothrocophias colombianus (Rendahl & Vestergren 1940)
Bothrocophias hyoprora (Amaral 1935)
Bothrocophias microphthalmus (Cope 1876)
Bothrocophias myersi Gutberlet & Campbell 2001
Bothrops alternatus Duméril, Bibron & Duméril 1854
Bothrops ammodytoides Leybold 1873
Bothrops bilineatus (Wied-Neuwied 1821)
Bothrops chloromelas (Boulenger 1912)
Bothrops cotiara (Gomes 1913)
Bothrops diporus Cope 1862
Bothrops erythromelas Amaral 1923
Bothrops fonsecai Hoge & Belluomini 1959
Bothrops itapetiningae (Boulenger 1907)
Bothrops jararaca (Wied-Neuwied 1824)
Bothrops jararacussu Lacerda 1884
Bothrops jonathani Harvey 1994
Bothrops lojanus Parker 1930
Bothrops lutzi (Miranda-Ribeiro 1915)
Bothrops mattogrossensis Amaral 1925
Bothrops medusa (Sternfield 1920)
Bothrops neuwiedi Wagler 1824
Bothrops oligolepis (Werner 1901)
Bothrops pauloensis Amaral 1925
Bothrops pubescens (Cope 1870)
Bothrops pulchra (Peters 1862)
Bothrops taeniatus Wagler 1824
Causus bilineatus Boulenger 1905
Causus defilippii (Jan 1862)
Causus lichtensteinii (Jan 1859)
Causus maculatus (Hallowell 1842)
Causus rasmusseni Broadley 2014
Causus resimus (Peters 1862)
Causus rhombeatus (Lichtenstein 1823)
Cerastes gasperettii Leviton & Anderson 1967
Cerastes vipera (Linnaeus 1758)
Crotalus durissus Linnaeus 1758
Daboia russelii (Shaw & Nodder 1797)
Echis carinatus (Schneider 1801)
Echis hughesi Cherlin 1990
Echis jogeri Cherlin 1990
Echis ocellatus Stemmler 1970
Echis pyramidum (Geoffroy Saint-Hilaire 1827)
Echis romani Trape 2018
Eristicophis macmahoni Alcock & Finn 1897
Gloydius halys (Pallas 1776)
Gloydius intermedius (Strauch 1868)
Hypnale hypnale (Merem 1820)
Hypnale nepa (Laurenti 1768)
Hypnale zara (Gray 1849)
Macrovipera lebetina (Linnaeus 1758)
Macrovipera schweizeri (Werner 1935)
Montivipera albicornuta (Nilson & Andrén 1985)
Protobothrops jerdonii (Günther 1875)
Protobothrops kaulbacki (Smith 1940)
Protobothrops mucrosquamatus (Cantor 1839)
Protobothrops sieversorum (Ziegler, Herrmann, David, Orlov & Pauwels 2000)
Protobothrops xiangchengensis (Zhao, Jiang & Huang 1978)
Pseudocerastes fieldi Schmidt 1930
Pseudocerastes persicus (Duméril, Bibron & Duméril 1854)
Pseudocerastes urarachnoides Bostanchi, S. Anderson, Kami & Papenfuss 2006
Trimeresurus albolabris Gray 1842
Trimeresurus arunachalensis Captain, Deepak, Pandit, Bhatt & Athreya 2019
Trimeresurus brongersmai Hoge 1969
Trimeresurus erythrurus (Cantor 1839)
Trimeresurus flavomaculatus (Gray 1842)
Trimeresurus fucatus Vogel, David & Pauwels 2004
Trimeresurus gramineus (Shaw 1802)
Trimeresurus gunaleni Vogel, David & Sidik 2014
Trimeresurus insularis (Kramer 1977)
Trimeresurus macrolepis Beddome 1862
Trimeresurus malabaricus (Jerdon 1854)
Trimeresurus mcgregori Taylor 1919
Trimeresurus mutabilis Stoliczka 1870
Trimeresurus schultzei Griffin 1909
Trimeresurus strigatus Gray 1842
Trimeresurus sumatranus (Raffles 1822)
Trimeresurus tibetanus Huang 1982
Tropidolaemus laticinctus (Kuch, Gumprecht & Melaun 2007)
Vipera anatolica Eiselt & Baran 1970
Vipera barani Böhme & Joger 1984
Vipera ebneri Knoppfler & Sochurek 1955
Vipera eriwanensis (Reuss 1933)
Vipera lotievi Nilson, Tuniyev, Orlov, Hoggren & Andren 1995
Vipera magnifica Tuniyev & Ostrovskikh 2001
Vipera orlovi Tuniyev & Ostrovskikh 2001
Vipera renardi (Christoph 1861)
Vipera transcaucasiana Boulenger 1913
205 additional siblings truncated for brevity.
See the
resource file
for a full list.
NCBI
root
cellular organisms
Eukaryota
Opisthokonta
Metazoa
Eumetazoa
Bilateria
Deuterostomia
Chordata
Craniata
Vertebrata
Gnathostomata
Teleostomi
Euteleostomi
Sarcopterygii
Dipnotetrapodomorpha
Tetrapoda
Amniota
Sauropsida
Sauria
Lepidosauria
Squamata
Bifurcata
Unidentata
Episquamata
Toxicofera
Serpentes
Colubroidea
Viperidae
Crotalinae
Crotalus
Crotalus willardi
(this page)
Crotalus willardi obscurus
Crotalus adamanteus
Crotalus angelensis
Crotalus aquilus
Crotalus armstrongi
Crotalus atrox
Crotalus basiliscus
Crotalus catalinensis
Crotalus cerastes
Crotalus cerberus
Crotalus culminatus
Crotalus durissus
Crotalus enyo
Crotalus ericsmithi
Crotalus horridus
Crotalus intermedius
Crotalus lannomi
Crotalus lepidus
Crotalus lepidus × Crotalus aquilus
Crotalus mitchellii
Crotalus molossus
Crotalus oreganus
Crotalus ornatus
Crotalus polystictus
Crotalus pricei
Crotalus pusillus
Crotalus pyrrhus
Crotalus ravus
Crotalus ruber
Crotalus scutulatus
Crotalus scutulatus × Crotalus viridis
Crotalus simus
Crotalus stejnegeri
Crotalus stephensi
Crotalus tancitarensis
Crotalus tigris
Crotalus tortugensis
Crotalus totonacus
Crotalus transversus
Crotalus triseriatus
Crotalus tzabcan
Crotalus vegrandis
Crotalus viridis
unclassified Crotalus
wikidata_hierarchy tar gz
Biota
Eukaryota
Unikonta
Opisthokonta
Holozoa
Filozoa
Apoikozoa
Animalia
Eumetazoa
Bilateria
Deuterostomia
Chordata
Olfactores
Craniata
Vertebrata
Gnathostomata
Osteichthyes
Sarcopterygii
Dipnotetrapodomorpha
Tetrapodomorpha
Tetrapoda
Reptiliomorpha
Amniota
Sauropsida
Reptilia
Eureptilia
Romeriida
Diapsida
Neodiapsida
Sauria
Lepidosauromorpha
Lepidosauria
Squamata
Episquamata
Toxicofera
Ophidia
Serpentes
Alethinophidia
Caenophidia
Viperidae
Crotalinae
Crotalus
Crotalus willardi
(this page)
Crotalus willardi amabilis
Crotalus willardi meridionalis
Crotalus willardi obscurus
Crotalus willardi silus
Crotalus willardi willardi
Crotalus
Crotalus adaamanteus
Crotalus adamanteus
Crotalus angelensis
Crotalus aquilus
Crotalus armstrongi
Crotalus atrox
Crotalus basiliscus
Crotalus caliginis
Crotalus campbelli
Crotalus catalinensis
Crotalus cerastes
Crotalus cerberus
Crotalus concolor
Crotalus culminatus
Crotalus durissus
Crotalus ehecatl
Crotalus enyo
Crotalus ericsmithi
Crotalus helleri
Crotalus horridus
Crotalus intermedius
Crotalus lannomi
Crotalus lepidus
Crotalus lorenzoensis
Crotalus lutosus
Crotalus mictlantecuhtli
Crotalus miliarius
Crotalus mitchellii
Crotalus molossus
Crotalus morulus
Crotalus mutus
Crotalus oreganus
Crotalus ornatus
Crotalus piscivorus
Crotalus polisi
Crotalus polystictus
Crotalus pricei
Crotalus pusillus
Crotalus ravus
Crotalus ruber
Crotalus scutulatus
Crotalus simus
Crotalus stejnegeri
Crotalus stephensi
Crotalus tancitarensis
Crotalus tigris
Crotalus tlaloci
Crotalus tortugensis
Crotalus totonacus
Crotalus transversus
Crotalus triseriatus
Crotalus tzabcan
Crotalus unicolor
Crotalus vegrandis
Crotalus viridis
