Rusinga Island R107 (Miocene of Kenya)

Where: Kenya (0.4° S, 34.2° E: paleocoordinates 1.6° S, 32.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Hiwegi Formation, Burdigalian (20.4 - 16.0 Ma)

• New total-fusion K-Ar ages indicate that all of the fossiliferous formations that make up the lower part of the Early Miocene Kisingiri sequence in western Kenya at Rusinga Island, Mfwangano Island, and Karungu were deposited during an interval of less than 0.5 million years at c. 17.8 Ma ago.; reported as base of Hiwegi Fm. in Čerňanský et al. 2020

• group of beds-level stratigraphic resolution

Environment/lithology: dry floodplain; lithified lithology not reported

• From paleosols

Size classes: macrofossils, mesofossils

Preservation: replaced with calcite

Primary reference: R. Paulian. 1976. Three fossil dung beetles (Coleoptera: Scarabaeidae) from the Kenya Miocene. Journal of the East Africa Natural History Society and National Museum 31(158):1-4 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 113557: authorized by Matthew Clapham, entered by Matthew Clapham on 01.08.2011, edited by Mark Uhen and Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

 Coleoptera - Scarabaeidae
Copris leakeyorum n. sp. Paulian 1976 scarab beetle
Metacatharsius rusingae n. sp. Paulian 1976 scarab beetle
 Squamata - Chamaeleonidae
Calumma benovskyi n. sp.2 Čerňanský et al. 2020 chameleon
 Perissodactyla - Chalicotheriidae
Chalicotherium rusingense n. sp.1 Butler 1965 chalicothere