An annotated checklist of the herpetofauna of the Sibiloi National Park in northern Kenya based on field surveys Author Kirchhof, Sebastian Division of Science, New York University Abu Dhabi, Abu Dhabi, UNITED ARAB EMIRATES & Museum fUr Naturkunde, Leibniz Institute for Evolution and Biodiversity Science, Invalidenstr. 43, 10115 Berlin, GERMANY 3 Herpetology Section, National Museums of Kenya, P. O. Box 40658 - 00100, Nairobi, KENYA Author Wasonga, Victor Author Mazuch, Tomáš Author Spawls, Stephen Author Malonza, Patrick Kinyatta text Amphibian & Reptile Conservation 2023 e 324 2023-06-01 17 1 / 2 1 18 journal article 299969 10.5281/zenodo.12761910 cda73657-e098-4f17-922e-91d2c5b45fca 1525-9153 12761910 Bitis arietans (Merrem, 1820) Vouchers: NMK-369S (field no. SK16 1102) Localities: IL ( R ) Remarks: We recorded one individual ( Fig. 4Y ) of this large and widely distributed viper at night in December 2016 among the Vachellia sp. trees in a dry riverbed.