This research aims to find out the deposition environment and paleoclimate that occurred in the Halang and Anggota Breksi Halang Formation. The research location is in Wonoharjo, Kebumen-Banyumas Regency, Central Of Java Province with coordinates N 320 81’00’’E, S 910 62’00’’ dan N 320 92’00’’E, S 910 61’00’’. The research method is a descriptive paleontoloicl analysis w…