Caleschara parva is found from the Miocene (Langhian) of southeastern Australia.
Original description: Caleschara parva Maplestone, 1900
Locality: Mitchell River, near Bairnsdale, Victoria, Australia.
Lectotypen: NMV P10125A
Reference: Cook, Patricia L., & Bock, Philip E., 2001.
Calescharidae, a new family for the Tertiary to Recent genera Caleschara MacGillivray and Tretosina Canu & Bassler (Bryozoa: Cheilostomata).
Invertebrate Taxonomy, 15: 527-550.