Pholadomya occidentalis Morton, 1833

Remarks

• Collector:    Ralph Johnson (M.A.P.S. Collection)
• Formation:  Matawan Group, Merchantville Formation
• Location:     New Castle County, DE

General Info

Synonyms (older names and misidentifications in the literature)

• 1833 Pholadomya occidentalis Morton
• 1886 Pholadomya occidentalis Morton; Whitfield
• 1907 Pholadomya occidentalis Morton; Weller
• 1916 Pholadomya occidentalis Morton; Gardner
• 1926 Pholadomya occidentalis Morton; Wade
• 1954 Pholadomya occidentalis Morton; Groot, Organist, and Richards
• 1958 Pholadomya occidentalis Morton; Richards

Stratigraphic Occurrence

It also occurs in other states, and these will be added as we find more specific info.

• Matawan Group, Woodbury Formation of New Jersey and Delaware
• Matawan Group, Merchantville Formation of New Jersey and Delaware
• Magothy Formation of New Jersey and Delaware

Age

• Pholadomya occidentalis Morton first appears in the Santonian Stage and ranges into the early Campanian (~83–81 mya).

Geographic Occurrence (by no means an all-inclusive list)

• New Castle County, DE

Remarks

         For identification and descriptions, see:

• Richards, H. G.  1958.  The Cretaceous Fossils of New Jersey, Part 1.  New Jersey Geological Survey Bulletin 61.