Description
Digital Book in PDF. This oyster study by John and Barbara Emerson has identified seventy-nine species including two doubtful species that have been collected from Texas Cretaceous formations. Included are two Families (Gryphaeidae and Ostreidae) and one Doubtful Family (Chondrodontidae), five Subfamilies (Gryphaeidae, Exogyrinae, Gryphaeostreinae, Liostreinae and Lophinae) and eighteen Genera plus one Doubtful Genus. See page 3, Texas Cretaceous Oyster Faunal List. See also page 4, Upper and Lower Texas Cretaceous Oyster Lists.



