Where: Peru (3.8° S, 80.5° W: paleocoordinates 5.0° S, 76.3° W)
• coordinate estimated from map
• local area-level geographic resolution
When: Zorritos Formation, Early/Lower Miocene (23.0 - 16.0 Ma)
• Lower Zorritos fauna principally known from transitional beds at the base of the Zorritos sandstones
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, yellow, calcareous sandstone
•firmly cemented by calcium carbonate, and attempts at removal of matrix by loosening it through chemical destruction of the cement fail because the shell material is of the same composition, and is destroyed along with the matrix" (Spieker 1922)
Collection methods: surface (in situ)
Primary reference: A. A. Olsson. 1932. Contributions to the Tertiary Paleontology of Northern Peru: Part 5, Miocene Mollusca. Bulletins of American Paleontology 19(68):1-272 [A. Miller/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 66141: authorized by Linda Ivany, entered by Linda Ivany on 30.09.2006, edited by Austin Hendy
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Turritella fica Olsson 1932 turret shell
Turritella prenuncia Spieker 1922 turret shell | |
Sinum carolanum, "Polinices (Neverita) quirosana" = Neverita, "Natica (Naticarius) sp." = Naticarius
Sinum carolanum Spieker 1922 moon snail
"Polinices (Neverita) quirosana" = Neverita moon snail
"Natica (Naticarius) sp." = Naticarius Dumeril 1806 moon snail | |
| |
"Cypraea angustirima" = Muracypraea angustirima
"Cypraea angustirima" = Muracypraea angustirima Spieker 1922 cowry | |
Pyrula peruviana Spieker 1922 fig shell | |
"Acanthina (Chorus) sula" = Chorus sula
| |
"Olivancillaria (Agaronia) dotapaxi" = Agaronia
"Olivancillaria (Agaronia) dotapaxi" = Agaronia snail | |
"Olivella (Callinanax) tapira" = Olivella (Niteoliva) tapira
"Olivella (Callinanax) tapira" = Olivella (Niteoliva) tapira Olsson 1932 olive snail | |
"Cancellaria (Aphera) peruana" = Aphera peruana Nelson 1870 snail | |
"Phos (? Antillophos) hodsoni" = Cymatophos hodsoni Olsson 1932 true whelk
Phos (Antillophos) woodringi Addicott 1970 true whelk
Phos latirugatus Spieker 1922 true whelk | |
| |
"Tritiaria peruviana" = Nassarius (Tritiaria), "Tritiaria cieza" = Nassarius (Tritiaria)
"Tritiaria peruviana" = Nassarius (Tritiaria) snail
"Tritiaria cieza" = Nassarius (Tritiaria) snail | |
"Strombina (Strombina) tumbezia" = Sincola (Sinaxila) tumbezia
"Strombina (Strombina) tumbezia" = Sincola (Sinaxila) tumbezia Olsson 1932 snail | |
"Terebra (Strioterebrum) zapotalensis" = Strioterebrum, "Terebra (Strioterebrum) ulloa" = Strioterebrum ulloa, "Terebra (Strioterebrum) herviderana" = Strioterebrum gausapatum, "Terebra (Strioterebrum) pavonia" = Strioterebrum gausapatum
"Terebra (Strioterebrum) zapotalensis" = Strioterebrum auger snail
"Terebra (Strioterebrum) ulloa" = Strioterebrum ulloa Olsson 1932 auger snail
"Terebra (Strioterebrum) herviderana" = Strioterebrum gausapatum Brown and Pilsbry 1911 auger snail
"Terebra (Strioterebrum) pavonia" = Strioterebrum gausapatum Brown and Pilsbry 1911 auger snail | |
"Conus (Leptoconus) multiliratus" = Conasprelloides multiliratus, "Conus (Dendroconus) bravoi" = Conus bravoi, Conus (Leptoconus) sp., "Conus (Leptoconus) sophus" = Conus imitator sophus
"Conus (Leptoconus) multiliratus" = Conasprelloides multiliratus Olsson 1922 cone shell subspecies spiekeri
"Conus (Dendroconus) bravoi" = Conus bravoi Spieker 1922 cone shell
Conus (Leptoconus) sp. Swainson 1840 cone shell
"Conus (Leptoconus) sophus" = Conus imitator sophus Olsson 1932 cone shell | |
Polystira sp., "Turricula (Pleurofusia) cruziana" = Cruziturricula cruziana
Polystira sp. Woodring 1928 turrid
"Turricula (Pleurofusia) cruziana" = Cruziturricula cruziana Olsson 1932 turrid | |
"Architectonica sexlinearis" = Architectonica nobilis
| |
Bivalvia | |
"Corbula (Hexacorbula) cruziana" = Bothrocorbula (Hexacorbula) cruziana, Corbula prenuncia, "Corbula (Caryocorbula) bravoana" = Tenuicorbula bravoana, Corbula (Caryocorbula) fabiformis
"Corbula (Hexacorbula) cruziana" = Bothrocorbula (Hexacorbula) cruziana Olsson 1932 clam
Corbula prenuncia clam
"Corbula (Caryocorbula) bravoana" = Tenuicorbula bravoana Spieker 1922 clam | |
"Pitaria (Lamelliconcha) petersoni" = Lamelliconcha, "Pitaria (Pitaria) sapotana" = Pitar (Pitar) sapotanus, Transennella herviderana, Macrocallista helenae, Chione (Chionopsis) propinqua, "Chione (Lirophora) cf. hendersoni" = Lirophora, "Dosinia (Dosinidea) delicatissima" = Dosinia (Dosinia) delicatissima, "Clementia dariena" = Clementia (Clementia) dariena
"Pitaria (Lamelliconcha) petersoni" = Lamelliconcha venus clam
"Pitaria (Pitaria) sapotana" = Pitar (Pitar) sapotanus Olsson 1932 venus clam
Transennella herviderana venus clam
Macrocallista helenae venus clam
Chione (Chionopsis) propinqua Spieker 1922 venus clam
"Chione (Lirophora) cf. hendersoni" = Lirophora venus clam
"Dosinia (Dosinidea) delicatissima" = Dosinia (Dosinia) delicatissima Brown and Pilsbry 1913 venus clam
"Clementia dariena" = Clementia (Clementia) dariena Conrad 1855 venus clam | |
"Macoma zapotalensis" = Psammacoma zapotalensis, "Tellina (Eurytellina) aequicincta" = Eurytellina aequicincta
"Macoma zapotalensis" = Psammacoma zapotalensis Spieker 1922 tellin clam
"Tellina (Eurytellina) aequicincta" = Eurytellina aequicincta Spieker 1922 tellin clam | |
"Cardium (Trigoniocardium) hannai" = Trigoniocardia (Trigoniocardia) hannai, "Cardium (Trachycardium) zorritense" = Trachycardium
"Cardium (Trigoniocardium) hannai" = Trigoniocardia (Trigoniocardia) hannai Olsson 1932 cockle
"Cardium (Trachycardium) zorritense" = Trachycardium cockle | |
Codakia sp. Scopoli 1777 clam
Phacoides insleyi clam | |
Eucrassatella berryi Spieker 1922 clam | |
"Arca (Diluvarca) fissicosta" = Anadara (Rasia) fissicosta, "Arca (Diluvarca) zapotalensis" = Anadara (Diluvarca), "Arca (Diluvarca) singewaldi" = Anadara (Diluvarca), "Arca (Cunearca) thalia" = Anadara (Cunearca), "Arca (Diluvarca) spiekeri" = Anadara (Scapharca) spiekeri, Arca (Diluvarca) vanholsti
"Arca (Diluvarca) fissicosta" = Anadara (Rasia) fissicosta Spieker 1922 ark
"Arca (Diluvarca) zapotalensis" = Anadara (Diluvarca) ark
"Arca (Diluvarca) singewaldi" = Anadara (Diluvarca) ark
"Arca (Cunearca) thalia" = Anadara (Cunearca) ark
"Arca (Diluvarca) spiekeri" = Anadara (Scapharca) spiekeri Olsson 1932 clam
Arca (Diluvarca) vanholsti Spieker 1922 ark | |
"Arca (Noetia) retractata" = Noetia
"Arca (Noetia) retractata" = Noetia clam |