Beekmantown group Lower Ordovician, of Maryland.

Beekmantown group Lower Ordovician, of Maryland.

Библиографические подробности
Главный автор: Sando, William Jasper
Формат: ‌
Язык:English
Опубликовано: [New York Geological Society of America] 1957.
Предметы:
Geology, Stratigraphic > Ordovician.
Paleontology > Ordovician.
Geology > Maryland > Washington County.
Paleontology > Maryland > Washington County.