Author
American Association of Stratigraphic Palynologists
2
American Museum of Natural History. Dept. of Micropaleontology
1
Florida State Museum
1
Micropaleontology Project
1
Paleontological Society
1
SEPM (Society for Sedimentary Geology)
1
Society of Economic Paleontologists and Mineralogists
1
Society of Vertebrate Paleontology
1
Stovall Museum
1
University of Chicago. Dept. of Geology
1
University of Oklahoma. School of Geology and Geophysics
1