Note 5 — Chapter IV · ON THE FORMATIONS OF THE PAMPAS.
Reading edition
The following list is given in the “Monatsberichten der könig. Akad. zu Berlin,” April 1845:— POLYGASTRICA. Fragilaria rhabdosoma. Gallionella distans. Pinnularia? PHYTOLITHARIA. Lithodontium Bursa. Lithodontium furcatum. Lithostylidium exesum. Lithostylidium rude. Lithostylidium Serra. Spongolithis Fustis?