Citation: Midtgaard, Rune. RepFocus - A Survey of the Reptiles of the World. (www.repfocus.dk).
Latest update:
July 22nd, 2024.
 
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Genus
Sibon
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Neotropical Snail Eaters, Middle American Snail Eaters, Neotropical Snail Suckers, Neotropical Slug Eaters, American Snail Suckers, Thirst Snakes
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Neotropische Schneckennattern
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Neotropiske Sneglesnoge
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1826 |  |
Sibon Fitzinger (type species: Coluber nebulatus Linnaeus 1758) |
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1843 | |
Sibynon Fitzinger (type species: Coluber nebulatus Linnaeus 1758) |
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1854 | |
Petalognathus Dumeril, Bibron & Dumeril (type species: Coluber nebulatus Linnaeus 1758) |
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1867 | |
Mesopeltis Cope (type species: Mesopeltis sanniolus Cope 1866) |
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1884 | |
Asthenognathus Bocourt (type species: Petalognathus multifasciatus Jan 1884) |
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1898 | |
Geatractus Dugès (type species: Geophis tecpanecus Duges 1896; syn. Williams & Wallach 1989) |
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1942 | |
Exelencophis Smith (type species: Tantilla nelsoni Slevin 1942; syn. Williams & Wallach 1989) |
Contents:
23 species, of which 9 (39.1%) are endemic.
Endemism: 0%  100%
Distribution:
S. Mexico, Central America, N. and E. South America.
Reported from:
Belize,
Brazil
(Alagoas,
Amapa,
Bahia,
Ceara,
Para,
Paraiba,
Pernambuco,
Roraima),
Colombia,
Costa Rica,
Ecuador,
El Salvador,
French Guiana,
Guatemala,
Guyana,
Honduras,
Mexico
(Campeche,
Chiapas,
Colima,
Guerrero,
Hidalgo,
Jalisco,
Michoacan,
Nayarit,
Oaxaca,
Puebla,
Quintana Roo,
Tabasco,
Veracruz,
Yucatan),
Nicaragua
(incl.
Islas del Maiz
[Isla Grande del Maiz]),
Panama,
Surinam,
Trinidad & Tobago
(Tobago,
Trinidad),
Venezuela
(incl.
Margarita).
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Sibon annulatus
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Ringed Snail Eater
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Ringel-Schneckennatter
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Ring-sneglesnog
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1872 | |
Leptognathus annulatus Günther |
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Sibon annulatus Dunn & Bailey 1939 |
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1876 | |
Leptognathus pictiventris Cope (Peters 1965) |
Remarks:
Previously regarded as a synonym of dimidiatus (e.g., Kofron 1990).
Treated as a valid species by subsequent works (e.g., Savage & McDiarmid 1992; Köhler 1999; Arteaga & Batista 2023).
Formerly included the populations now assigned to canopy, irmelindicaprioae, and marleyae.
Distribution:
Costa Rica,
Honduras,
Nicaragua,
Panama.
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Sibon anthracops
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White-naped Snail Eater
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Weissnacken-Schneckennatter
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Hvidnakket Sneglesnog
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1868 | |
Leptognathus anthracops Cope |
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Sibon anthracops Peters 1960 |
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1921 | |
Sibynomorphus ruthveni Barbour & Dunn (Dunn 1942; Peters 1965) |
Remarks:
Erroneously recorded from Mexico (Kofron 1987).
Distribution:
Costa Rica,
El Salvador,
Guatemala,
Honduras,
Nicaragua,
Panama.
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Sibon argus
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Argus Snail Eater
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Argus-Schneckennatter
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Argus-sneglesnog
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1876 | |
Leptognathus argus Cope |
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Sibon argus Peters 1960 |
Remarks:
Regarded as a synonym of dimidiatus by Kofron (1990), but as a valid species by Savage & McDiarmid (1992) and Lotzkat, Hertz & Köhler (2012).
Distribution:
Costa Rica,
Panama.
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Sibon ayerbeorum
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Munchique Snail Eater, (The Ayerbes' Snail Eater)
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Munchique-Schneckennatter
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Munchique-sneglesnog
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2019 | |
Sibon ayerbeorum Vera-Pérez |
Distribution:
Colombia,
Ecuador.
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Sibon bevridgelyi
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Maroon Snail Eater, (Bev Ridgely's Snail Eater)
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Kastanienbraune Schneckennatter
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Rødbrun Sneglesnog
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2018 | |
Sibon bevridgelyi Arteaga, Salazar-Valenzuela, Mebert, Peñafiel, Aguiar, Sánchez-Nivicela, Pyron, Colston, Cisneros-Heredia, Yánez-Muñoz, Venegas, Guayasamin & Torres-Carvajal |
Distribution:
Ecuador,
Peru.
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Sibon canopy
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Coclé Snail Eater, (Canopy Snail-eating Snake)
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Coclé-Schneckennatter
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Coclé-sneglesnog
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2023 | |
Sibon canopy Arteaga & Batista |
Remarks:
Previously regarded as a population of annulatus (Arteaga & Batista 2023).
Distribution:
Panama.
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Sibon carri
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Tegucigalpa Snail Eater
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Tegucigalpa-Schneckennatter
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Tegucigalpa-sneglesnog
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1951 | |
Tropidodipsas carri Shreve |
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Sibon carri Peters 1960 |
Distribution:
El Salvador,
Guatemala,
Honduras.
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Sibon dimidiatus
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Coral-backed Snail Eater, (Slender Snail Eater)
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Korallen-Schneckennatter
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Koral-sneglesnog
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1872 | |
Leptognathus dimidiatus Günther |
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Mesopeltis dimidiatus Günther 1894 |
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Sibon dimidiatus Smith 1943 |
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1884 | |
Petalognathus multifasciatus Jan (Peters 1965) |
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1890 | |
Leptognathus grandoculis Müller (Peters 1960) |
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Sibon dimidiata grandoculis Peters 1960 |
Other common names:
dimidiatus: Common Slender Snail Eater
grandoculis: Chiapan Slender Snail Eater
Remarks:
Records from Panama (e.g., Kofron 1990; Savage & McDiarmid 1992; Köhler 2008) are regarded as erroneous (Lotzkat, Hertz & Köhler 2012).
Distribution:
Belize,
Costa Rica,
El Salvador,
Guatemala,
Honduras,
Mexico
(Chiapas,
Oaxaca,
Puebla,
Tabasco,
Veracruz),
Nicaragua.
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Sibon dunni
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Imbabura Snail Eater
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Imbabura-Schneckennatter
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Imbabura-sneglesnog
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1957 | |
Sibon dunni Peters |
Distribution:
Ecuador.
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Sibon hartwegi
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Barrancabermeja Snail Eater
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Barrancabermeja-Schneckennatter
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Barrancabermeja-sneglesnog
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1960 | |
Sibon nebulata hartwegi Peters |
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Sibon hartwegi Arteaga & Batista |
Remarks:
Previously regarded as a subspecies of nebulatus.
Elevated to species status by Arteaga & Batista (2023).
Distribution:
Colombia.
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Sibon hartwegi
© Henrik Bringsøe
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Sibon irmelindicaprioae
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Darién Snail Eater, (DiCaprio's Snail-eating Snake)
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Darién-Schneckennatter
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Darién-sneglesnog
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2023 | |
Sibon irmelindicaprioae Arteaga & Batista |
Remarks:
Previously regarded as a population of annulatus (Arteaga & Batista 2023).
Distribution:
Panama.
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Sibon lamari
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Costa Rican Snail Eater
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Costaricanische Schneckennatter
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Costaricansk Sneglesnog
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2001 | |
Sibon lamari Solorzano |
Distribution:
Costa Rica,
Panama.
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Sibon leucomelas
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Buenaventura Snail Eater
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Buenaventura-Schneckennatter
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Buenaventura-sneglesnog
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1896 | |
Leptognathus leucomelas Boulenger |
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Sibon nebulata leucomelas Peters 1960 |
Remarks:
Previously regarded as a subspecies of nebulatus.
Revalidated as a separate species by Arteaga & Batista (2023).
Distribution:
Colombia,
Panama.
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Sibon linearis
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Lined Snail Eater
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Gestreifte Schneckennatter
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Stribet Sneglesnog
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2002 | |
Sibon linearis Perez-Higareda, Lopez-Luna & Smith |
Distribution:
Mexico
(Veracruz).
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Sibon longifrenis
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Drab Snail Eater, Lichen-colored Snail Eater
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Flechten-Schneckennatter
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Lav-sneglesnog
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1909 | |
Mesopeltis longifrenis Stejneger |
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Sibon longifrenis Peters 1960 |
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1951 | |
Dipsas costaricensis Taylor (Peters 1965) |
Remarks:
Regarded as a synonym of dimidiatus by Kofron (1987, 1990), but as a valid species by Savage & McDiarmid (1992) and Lewis (2009).
Distribution:
Costa Rica,
Honduras,
Nicaragua,
Panama.
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Sibon manzanaresi
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Northeast Honduran Snail Eater
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Honduranische Schneckennatter
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Honduransk Sneglesnog
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2007 | |
Sibon manzanaresi McCranie |
Distribution:
Honduras.
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Sibon marleyae
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Verdecanandé Snail Eater, (Marley's Snail-eating Snake)
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Verdecanandé-Schneckennatter
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Verdecanandé-sneglesnog
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2023 | |
Sibon marleyae Arteaga & Batista |
Remarks:
Previously regarded as a population of annulatus (Arteaga & Batista 2023).
Distribution:
Colombia,
Ecuador.
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Sibon merendonensis
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Merendón Mountains Snail Eater
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Merendón-Schneckennatter
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Merendón-sneglesnog
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2012 | |
Sibon merendonensis Rovito, Papenfuss & Vázquez-Almazán |
Distribution:
Guatemala.
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Sibon miskitus
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Mosquitia Snail Eater
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Mosquitia-Schneckennatter
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Mosquitia-sneglesnog
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2006 | |
Sibon miskitus McCranie |
Distribution:
Honduras.
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Sibon nebulatus
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Cloudy Snail Eater, Cloudy Snail Sucker, Speckled Snail Sucker
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Gesprenkelte Schneckennatter
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Spættet Sneglesnog
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1758 | |
Coluber nebulatus Linnaeus |
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Petalognathus nebulatus Mocquard 1908 |
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Sibon nebulatus Fitzinger 1826 |
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1845 | |
Coluber variegatus Hallowell (Roze 1958; Peters 1965) |
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1879 | |
Leptognathus affinis Fischer (Boulenger 1896; Peters 1965) |
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1960 | |
Sibon nebulata popayanensis Peters |
Other common names:
nebulatus: Speckled Snail Eater
Remarks:
Taxonomy of nebulatus is still pending further studies.
It probably represents a species complex.
Formerly included the populations now assigned to hartwegi, leucomelas, and vieirai.
Although stating that the species is absent from Guyana by Kuijpers (2024), the author plotted localities within the country in the distribution map.
Distribution:
Belize,
Brazil
(Alagoas,
Amapa,
Ceara,
Maranhao,
Para,
Paraiba,
Pernambuco,
Rio Grande do Norte),
Costa Rica,
El Salvador,
French Guiana,
Guatemala,
Guyana,
Honduras,
Mexico
(Campeche,
Chiapas,
Colima,
Guerrero,
Hidalgo,
Jalisco,
Michoacan,
Nayarit,
Oaxaca,
Puebla,
Quintana Roo,
Tabasco,
Veracruz,
Yucatan),
Nicaragua
(incl.
Islas del Maiz
[Isla Grande del Maiz]),
Panama,
Surinam,
Trinidad & Tobago
(Tobago,
Trinidad),
Venezuela
(incl.
Isla Margarita).
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Sibon nebulatus
© Henrik Bringsøe
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Sibon noalamina
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West Panamanian Snail Eater
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Westpanamaische Schneckennatter
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Vestpanamansk Sneglesnog
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2012 | |
Sibon noalamina Lotzkat, Hertz & Köhler |
Distribution:
Panama.
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Sibon perissostichon
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Fine-scaled Snail Eater
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Kleinschuppige Schneckennatter
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Finskællet Sneglesnog
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2010 | |
Sibon perissostichon Köhler, Lotzkat & Hertz |
Distribution:
Panama.
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Sibon vieirai
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Pichincha Snail Eater, (Vieira's Snail-eating Snake)
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Pichincha-Schneckennatter
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Pichincha-sneglesnog
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2023 | |
Sibon vieirai Arteaga & Batista |
Distribution:
Colombia,
Ecuador.
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