JAPAN
- Masato Nakatsukasa: co-PI
(Kyoto University)
- Yutaka Kunimatsu
(Ryukoku University)
- Naoto Handa
(Lake Biwa Museum)
- Naoki Morimoto
(Kyoto University)
- Wataru Morita
(National Museum of Nature and Science)
- Hideo Nakaya
(Kagoshima University)
- Naomichi Ogihara
(The University of Tokyo)
- Tetsuya Sakai
(Shimane University)
- Mototaka Saneyoshi
(Okayama University of Science)
- Yoshiki Tanabe
(Tottori Prefectural Museum)
- Takehisa Tsubamoto
(Ehime University)
KENYA
- Fredrick Manthi: co-PI
(National Museums of Kenya)
- Rahab Kinyanjui
(National Museums of Kenya)
- Lilian Ntinyari Kithinji
(National Museums of Kenya)
- Emma Mbua
(National Museums of Kenya)
- Tom Mukhuyu
(National Museums of Kenya)
SPAIN
- Marta Pina: PI
(Institut Català de Paleontologia Miquel Crusafont)
- Alba Vicente
(Institut Català de Paleontologia Miquel Crusafont)
- Alberto Valenciano
(Universidad Complutense de Madrid)
- Ashley Hammond
(Institut Català de Paleontologia Miquel Crusafont)
OTHER COUNTRIES
- Christina Mutinda
(University of Cape Town)
- David Martín-Perea
(University of Algarve)
- Bonnie Jacobs
(Southern Methodist University)
- Arnaud Mazurier
(Université de Poitiers)
- Kevin Uno
(Columbia University)
- Dionisios Youlatos
(Aristotle University of Thessaloniki)
- Clément Zanolli
(The University of Bordeaux)