Where: Piura, Peru (5.0° S, 80.0° W: paleocoordinates 6.8° S, 74.6° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Heath Formation, Late/Upper Oligocene (28.4 - 23.0 Ma)
• basal Heath, or Caleto Mero shales
•70% of species in list are restricted to this horizon
•base of late Oligocene
• bed-level stratigraphic resolution
Environment/lithology: shoreface; sandstone and shale
Primary reference: A. A. Olsson. 1931. Contributions to the Tertiary Paleontology of Northern Peru: Part 4, The Peruvian Oligocene. Bulletins of American Paleontology 17(63) [L. Ivany/L. Ivany]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 64559: authorized by Linda Ivany, entered by Linda Ivany on 10.09.2006, edited by Mihaela Krause
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Crepidula sp. Lamarck 1799 slipper shell | |
Turritella hubbardi, Turritella meroensis n. sp., Turritella caleta n. sp., Turritella conquistadorana
Turritella hubbardi Hodson 1926 turret shell
Turritella meroensis n. sp. Olsson 1931 turret shell
Turritella caleta n. sp. Olsson 1931 turret shell
Turritella conquistadorana Hanna and Israelsky 1925 turret shell | |
"Pseudoliva parinasensis" = Pseudoliva (Buccinorbis) parinasensis
| |
Acanthina (Chorus) meroensis n. sp., "Acanthina (Chorus) sula n. sp." = Chorus sula
Acanthina (Chorus) meroensis n. sp. Olsson 1931 snail
"Acanthina (Chorus) sula n. sp." = Chorus sula Olsson 1931 snail | |
"Voluta (Peruluta) mancorensis" = Peruluta mancorensis
"Voluta (Peruluta) mancorensis" = Peruluta mancorensis Olsson 1928 volute | |
Ficus woodringi n. sp.
Ficus woodringi n. sp. Olsson 1931 fig shell | |
Bursa sp. Roding 1798 frog shell | |
| |
Architectonica sullana Olsson 1928 sundial | |
Bivalvia | |
Barbatia sp. Gray 1842 clam
Arca (Scapharca) meroensis n. sp. Olsson 1931 clam | |
Callista (Costacallista) mancorensis, "Clementia peruviana" = Clementia (Egesta) peruviana, "Chione posorjensis n. sp." = Chione (Chionopsis) posorjensis, "Dosinia (Dosinidia) palmeriae n. sp." = Dosinia
Callista (Costacallista) mancorensis Olsson 1931 venus clam
"Clementia peruviana" = Clementia (Egesta) peruviana Olsson 1928 venus clam
"Chione posorjensis n. sp." = Chione (Chionopsis) posorjensis Olsson 1931 venus clam
"Dosinia (Dosinidia) palmeriae n. sp." = Dosinia venus clam | |
"Mactra (Mactrella) tumbezia n. sp." = Mactrellona tumbezia
"Mactra (Mactrella) tumbezia n. sp." = Mactrellona tumbezia Olsson 1921 clam | |
Tagelus sp. Gray 1847 clam | |
Macoma meroensis n. sp.
Macoma meroensis n. sp. Olsson 1931 tellin clam | |
Hybolophus disenum Devries 2016 clam | |
"Leda (Adrana) sp." = Adrana
"Leda (Adrana) sp." = Adrana Adams and Adams 1858 pointed nut clam |