# Tantilla nigriceps

> species of reptile

**Wikidata**: [Q3024768](https://www.wikidata.org/wiki/Q3024768)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Plains_black-headed_snake)  
**Source**: https://4ort.xyz/entity/tantilla-nigriceps


## References

1. Integrated Taxonomic Information System. 1996
2. Reptile Database. 2015
3. The IUCN Red List of Threatened Species 2022.2
4. Descriptions of new species of North American serpents in the museum of the Smithsonian Institution, Washington. 1860
5. IUCN Red List
6. Taxonomy database of the U.S. National Center for Biotechnology Information
7. Encyclopedia of Life
8. Global Biodiversity Information Facility
9. UMLS 2023
10. Interim Register of Marine and Nonmarine Genera
11. Open Tree of Life reference taxonomy version 3.6
12. Biota Information System of New Mexico
13. CalPhotos