References
- Eisenack , A. and Fries , M. 1965 . Peridinium limbatum (Stokes) verglichen mit der Tertiären Deflandrea phos‐phoritica Eisenack . Geol. Foren. Stockh. Förh. , 87 : 239 – 248 . 1 pl., 1 fig.
- Evitt , W. R. and Wall , D. 1968 . Dinoflagellate studies. IV. Theca and cyst of Recent freshwater Peridinium limbatum (Stokes) hemmermann . Stanford Univ. Publ., Geol. Sci. , 10 : 1 – 15 . 4 pl., 13 fig.
- Norris , G. and Hedlund , R. W. 1972 . Transapical sutures in dinoflagellate cysts . Geoscience and Man , 4 : 49 – 55 . 2 pl., 2 fig.
- Norris , G. and McAndrews , J. H. 1970 . Dinoflagellate cysts from post‐glacial lake muds, Minnesota, (U.S.A.) . Rev. Palaeobot. Palyn. , 10 : 131 – 156 . 3 pl., 5 fig.
- Traverse , A. 1955 . Pollen analysis of the Brandon Lignite of Vermont , U.S. Bur. Mines, Rept. Invest. 5151 107 150 fig.
- Wall , D. and Evitt , W. R. in press . A comparison of the modern genus Ceratium Schrank 1793 with certain Cretaceous marine dinoflagellates . Micropaleontology ,