There are 2 matches

Collection Authorizer Collection name Reference
120798M. Clapham Grube Messel Pit (Senckenberg SMF collection) MP 11 - Cenozoic 2 - Germany Stritzke (1983)
129227M. Clapham Bitterfeld amber (MfN collection) (= Saxonian amber) Priabonian - Cenozoic 3 - Germany Borkent and Szadziewski (1992)

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