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An ammonite faunule from the lower Turonian of Tolima Province, Colombia is described. It is dated as late early Turonian on the basis of the presence of Benueites Reyment, 1954, plus two new genera: Reymenticoceras (Mammitinae) and Tolimacoceras (Vascoceratidae).
The ammonite Codazziceras ospinae (Karsten, 1858) is described from sections in the Upper Magdalena Valley and San Francisco, south and north-west of Bogotá, Colombia. Its co-occurrence with species of Hoplitoides von Koenen, 1898, and Coilopoceras Hyatt, 1903, places it stratigraphically in the lower to middle Turonian, in contrast to previous assignments to the upper Turonian to lower Coniacian...
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