The Calvert Formation is a geologic formation in Maryland, Virginia, and Delaware. It preserves fossils dating back to the early to middle Miocene epoch...

Miocene Calvert Formation. These rocks are the sediment from a coastal ocean that covered the area during that time. The age of the formation is (19-)18–15(-14)...

Calvert County is a county located in the U.S. state of Maryland. As of the 2020 census, the population was 92,783. Its county seat is Prince Frederick...

Virginia, the site of a prehistoric ocean, in the middle Miocene Calvert Formation. The 11 m (36 ft) skeleton proved to have similar morphological characteristics...

been found in the Middle Miocene Calvert Formation of Maryland and Virginia, and the contemporary Pungo River Formation of the Lee Creek Mine in North Carolina...

the Gatún Formation of Panama, the Calvert Formation of Maryland, Banco de Concepción in the Canary Islands, and the Bone Valley Formation of Florida...

found in the Marsland Formation, a part of the Agate Fossil Beds National Monument in Nebraska, and in the Calvert Formation in Maryland, are dated from...

fossils. Calonectris kurodai, another fossil from the Middle Miocene Calvert Formation of Chesapeake Bay is named after the Japanese ornithologist Nagahisa...

1985 and R. tenneyorum Weems, 1985, both from the Middle Miocene Calvert Formation of Virginia, USA; R. zappai Carnevale, 2007 from the Middle Miocene...

consist of teeth, which have been found in the United States in the Calvert Formation of Virginia and Maryland, and in Beaufort County, South Carolina....

the enigmatic Saint Bathans Mammal. Miocene fossils from the Calvert Formation, Calvert County, Maryland, US A Miocene crab (Tumidocarcinus giganteus)...

Naticid boring in Stewartia from the Calvert Formation, Zone 10, Calvert Co., MD (Miocene)....

member of Balaenoptera. Fossils of the species were found in the Calvert Formation of Maryland. †Balaenoptera colcloughi is known from four specimens...

deposits of the Calvert Formation in Maryland and Virginia, the Pungo River Formation in North Carolina, and the Coosawhatchie Formation in South Carolina...

stratigraphic units in Virginia Paleontology in Virginia Paleontology in Maryland Calvert Cliffs State Park List of fossiliferous stratigraphic units in Maryland...

Retrieved 2020-08-14. "Miocene bony fishes from the Calvert, Choptank, St. Marys and Eastover Formations, Chesapeake Group, Maryland and Virginia". ResearchGate...

the St. Marys Formation, and the Choptank Formation. Many of these formations are present at the Calvert Cliffs State Park in Calvert County. Southern...

been described: Mergus miscellus is known from the Middle Miocene Calvert Formation (Barstovian, c.14 million years ago) of Virginia, USA. Mergus connectens...

Formation: Bear Paw Mountains, Montana, US Burgess Shale: Burgess Pass on Mount Burgess, Alberta–British Columbia, Canada Calvert Formation: Calvert Cliffs...

extinct fossil species of fish, that lived in Middle Miocene, in Calvert Formation, of Virginia state. 10 specimens of R. grahami were found, all in...

Silurian and Devonian eurypterids from the Wallace Shale and Merrimerriwa Formation (Australia), extending known geographical range of Jaekelopterus into...

S. J.; Lambert, O. (2023). "Miocene Toothed Whales (Odontoceti) from Calvert Cliffs, Atlantic Coastal Plain, USA". Smithsonian Contributions to Paleobiology...

from the Calvert Formation, Zone 10, Calvert County, Maryland (Miocene) Trace fossils as convex hyporeliefs on bottom of bed; Bull Fork Formation (Upper...

Middle Miocene. Fossils have been found in the Paraná Formation of Argentina and the Calvert Formation of Virginia, USA. Fish portal Paleontology portal Prehistoric...

and is partly overlain by the Piney Point Formation and in many areas covered by the Miocene Calvert Formation, separated by an unconformity representing...

adults. North America Yazoo Formation, Alabama Jewett Sand Formation, California Clinchfield Formation, Georgia Calvert Formation, Maryland Jackson Group...

under an ocean. It is known to paleontologists as the middle Miocene Calvert Formation of Virginia. A whale skeleton discovered there in 1990 was proved...

been found in the Calvert Formation from the Chesapeake Group in the United States, with possible material from the Pungo River Formation from North Carolina...

Squalodelphinidae. Specimens have been found in the middle Miocene Calvert Formation of Maryland and Virginia. Cetaceans portal Marine life portal Paleontology...

Miocene formation present in the Calvert Cliffs and is part of the Chesapeake Group. A diverse vertebrate paleofauna is known from the St. Marys Formation: Earth...