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Ceresopsis costalis
Taxonomy
Ceresopsis costalis was named by Becker-Migdisova (1958). Its type specimen is PIN 371/570, a tegmen, and it is an impression. Its type locality is Ak-Bulak-Say, Sogjuta, Issyk-Kul (PIN Collection 371), which is in a Hettangian/Sinemurian lacustrine - small siliciclastic in the Dzhil Formation of Kyrgyzstan. It is the type species of Ceresopsis.