Longnose snake
Rhinocheilus lecontei Baird & Girard, 1853
Status not recordedsnakes
The longnose snake (Rhinocheilus lecontei) is a species in the family Colubridae, order Squamata. Recorded adults weigh about 432 g and live up to 18.3 years.
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Quick facts about the longnose snake
- Weight
- 432 gsrc for Weight
- Length
- up to 1.52 msrc for Length
- Lifespan
- 18.3 yearssrc for Lifespan
- Diet
- Carnivoresrc for Diet
- Longest recorded lifespan
- 19.8 years
- Main food
- Not recorded
- Habitat
- desert, shrublandsrc for Habitat
- Egg incubation
- 64.4 dayssrc for Egg incubation
- Young per litter or clutch
- 5 – 6.5src for Young per litter or clutch
- Litters or clutches a year
- 1.5src for Litters or clutches a year
- Reproduction
- Eggssrc for Reproduction
- Active
- At night (nocturnal)src for Active
- Conservation status
- Not recorded
- Countries on record
- Not recorded
What does the longnose snake eat, and what eats it?
Species recorded in published studies and collections.
Recorded prey of the longnose snake
3 on record
- Tiger whiptail Aspidoscelis tigris3 sources
- Six-lined racerunner Aspidoscelis sexlineatus2 sources
- Blue belly Sceloporus occidentalis2 sources
Recorded predators of the longnose snake
1 on record
- California kingsnake Lampropeltis californiae2 sources
Each pair is recorded by at least two independent datasets. A record shows the animal was seen or found to have eaten the other, including scavenged carcasses and young animals; it does not say how often. Compiled by Global Biotic Interactions (CC0 1.0).
References for these records
- https://www.inaturalist.org/observations/18868290
- Food habits of the long-nosed snake (Rhinocheilus lecontei), a "specialist" predator? 1999. Journal of Zoology 248: 489-499
- Eichenwald, A. J., Fefferman, N. H., & Reed, J. M. (2024). Potential extinction cascades in a desert ecosystem: Linking food web interactions to community viability. Ecology and Evolution, 14, e10930. https://doi.org/10.1002/ece3.10930. Accessed at <https://github.com/aeiche01/MojaveFoodWeb/archive/
- https://www.inaturalist.org/observations/382573011
- Reproduction and food of some California snakes. 1959. Herpetologica 15(1): 17-19
Where does the longnose snake live?
Not recorded
Is the longnose snake endangered?
No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.
How is the longnose snake classified?
- kingdomAnimalia
- phylumChordata
- classReptilia
- orderSquamata
- familyColubridae
- genusRhinocheilus
- SpeciesRhinocheilus lecontei Baird & Girard, 1853
Synonyms Rhinocheilus lecontei clarus, Rhinocheilus lecontei lecontei, Rhinocheilus lecontei tessellatus
Other names and names in other languages (15)
- Long-nosed snakeEnglish
- Western long-nosed snakeEnglish
- užovka dlouhonosáCzech
- Almindelig LangnæsesnogDanish
- NasennatterGerman
- Coralillo falsoSpanish
- Culebra de nariz largaSpanish
- Culebra de nariz larga de isla CerralvoSpanish
- Culebra narigonaSpanish
- Culebra Nariz-larga OccidentalSpanish
- Cobra-narigudaPortuguese
- Длинноносый ужRussian
- cofti caacojSeri
- Texas Longnose Snakeroot
- Western Longnose Snakeroot
Relatives of the longnose snake
Other species in the same genus Rhinocheilus.
Cerralvo longnose snake
Rhinocheilus etheridgei
Mexican long-nosed snake
Rhinocheilus antonii
CompareLongnose snake vs Cerralvo longnose snakeLongnose snake vs Mexican long-nosed snake
Common questions
Answered only where our data holds the answer.
How big is the longnose snake?
An adult longnose snake weighs 432 g, according to values recorded on Wikidata.
How long does the longnose snake live?
The longnose snake has a recorded lifespan of 18.3 years.
What kind of animal is the longnose snake?
The longnose snake (Rhinocheilus lecontei) belongs to the family Colubridae in the order Squamata.
What eats the longnose snake?
Animals recorded preying on the longnose snake include california kingsnake. The records are compiled by Global Biotic Interactions from published studies; each pair is reported by at least two datasets.
Which animals does the longnose snake eat?
Animals recorded as prey of the longnose snake include tiger whiptail, six-lined racerunner and blue belly. The records are compiled by Global Biotic Interactions from published studies; each pair is reported by at least two datasets.
Sources and how to cite this page
Data as of 2026-11-14. How this page is put together.
- An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles · CC0 1.0 · E096-269
Myhrvold, N.P., Baldridge, E., Chan, B., Sivam, D., Freeman, D.L. & Ernest, S.K.M. (2015) An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96: 3109. https://doi.org/10.1890/15-0846R.1. Data: https://doi.org/10.6084/m9.figshare.3563457.v1 - Catalogue of Life eXtended Release · CC BY 4.0 · 2026-10-16 XR
Catalogue of Life (2026). Catalogue of Life eXtended Release, version 2026-10-16 XR. Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgzlf - Global Biotic Interactions (GloBI): interpreted data products · CC0 1.0 · 0.11
Poelen, J.H., Simons, J.D. & Mungall, C.J. (2014) Global Biotic Interactions: an open infrastructure to share and analyze species-interaction datasets. Ecological Informatics 24: 148–159. https://doi.org/10.1016/j.ecoinf.2014.08.005. Data: https://doi.org/10.5281/zenodo.22691479, with each record's original reference. - ReptTraits: a comprehensive dataset of ecological traits in reptiles · CC BY 4.0 · v1-2
Oskyrko, O., Mi, C., Meiri, S. et al. (2024) ReptTraits: a comprehensive dataset of ecological traits in reptiles. Scientific Data 11: 243. https://doi.org/10.1038/s41597-024-03079-5. Data: https://doi.org/10.6084/m9.figshare.24572683.v4 - SquamBase 1.0 - a dataset of squamate species traits · CC0 1.0 · 1.0-dryad-v5
Meiri, S. (2024) SquamBase - a database of squamate (Reptilia: Squamata) traits. Global Ecology and Biogeography 33(4): e13812. https://doi.org/10.1111/geb.13812. Data: https://doi.org/10.5061/dryad.76hdr7t3b
Embed a card for this animal on your own site
Copy this code. The card shows the photo with its credit, key facts and a link back to this page.
CreatureData. (2026). Longnose snake (Rhinocheilus lecontei). Retrieved from https://creaturedata.com/animals/longnose-snake
“Longnose snake (Rhinocheilus lecontei).” CreatureData, 2026, https://creaturedata.com/animals/longnose-snake.
@misc{longnose_snake_2026,
title = {Longnose snake (Rhinocheilus lecontei)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/longnose-snake},
note = {Data as of 2026-11-14}
}