PBDB Collection

Pisco Fm (Miocene of Peru)

Where: Peru (14.2° S, 76.1° W: paleocoordinates 16.1° S, 85.7° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Pisco Formation, Middle Miocene (16.0 - 11.6 Ma)

• STRATIGRAPHIC RELATIONS: From the Pisco Formation, which overlies the Chilcatay Fm (Early Miocene). AGE: Middle Miocene, based on diatom zonation (Baron, 1985; Machare and Fourtanier, 1987), and Ar39-Ar40 radiometric ages, in addition to molluscan biostratigraphy. STRATIGRAPHIC POSITION: Composite list for entire formation.

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified, medium-grained, coarse sandstone and lithified, silty sandstone

• ENVIRONMENT: Not reported in text.

• SPECIFIC LITHOLOGY: Predominantly coarse-medium sandstone and silty sandstone. LITHIFICATION: Lithified, based on figured specimens.

Size class: macrofossils

Collected by Devries; reposited in the USNM

Collection methods: surface (in situ),

• COLLECTOR: T. J. Devries. REPOSITORY: USNM.

Primary reference: T. J. DeVries. 1997. Neogene Ficus (Mesogastropoda: Ficidae) from the Pisco Basin (Peru). Boletín de la Sociedad Geológica de Perú 86:11-18 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 76597: authorized by Austin Hendy, entered by Austin Hendy on 23.11.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Not exhaustive, but representative, limited to biogeographically important taxa. NOMENCLATURE: Not an authoritative publication, but with fairly modern nomenclature and species-level assignments

Show authors, comments, and common names

Gastropoda
Cerithioidea - Turritellidae	"Turritella chilensis" = Incatella chilensis¹, "Turritella cingulatiformis" = Incatella cingulatiformis¹, Turritella breantiana¹, "Turritella infracarinata" = Turritella (Turritella) infracarinata² "Turritella chilensis" = Incatella chilensis¹ Sowerby 1846 turret shell "Turritella cingulatiformis" = Incatella cingulatiformis¹ Möricke 1896 turret shell Turritella breantiana¹ turret shell "Turritella infracarinata" = Turritella (Turritella) infracarinata² Grzybowski 1899 turret shell
Neogastropoda - Fasciolariidae	Fusinus remondi¹ Fusinus remondi¹ snail
Neogastropoda - Thaisidae	Chorus blainvillei¹, Chorus grandis¹, Chorus frassinettii¹ Chorus blainvillei¹ snail Chorus grandis¹ snail Chorus frassinettii¹ snail
Neogastropoda - Pseudolividae	Testallium cepa² Testallium cepa² Sowerby 1846 snail
Neogastropoda - Muricidae	Concholepas nodosa¹, Concholepas kieneri¹, Herminespina philippii¹, Herminespina mirabilis¹, Acanthina obesa¹ Concholepas nodosa¹ Möricke 1896 murex snail Concholepas kieneri¹ Hupé 1854 murex snail Herminespina philippii¹ murex snail Herminespina mirabilis¹ Möricke 1896 murex snail Acanthina obesa¹ DeVries 2003 unicorn
Sorbeoconcha - Ficidae	Ficus allenmanae Ficus allenmanae DeVries 1997 fig shell
Bivalvia
Pectinida - Pectinoidae	Chlamys calderensis¹, Chlamys simpsoni¹, Chlamys vidali¹ Chlamys calderensis¹ scallop Chlamys simpsoni¹ scallop Chlamys vidali¹ scallop
Arcida - Arcidae	Anadara sechurana² Anadara sechurana² Olsson 1932 ark
Cardiida - Cardiidae	"Trachycardium procerum" = Mexicardia procera¹ "Trachycardium procerum" = Mexicardia procera¹ Sowerby 1833 cockle SUBSPECIES: Trachycardium procerum domeykoanum
Cardiida - Veneridae	Dosinia ponderosa¹, Eurhomalea fuenzalidai¹, Amiantis domeykoana¹, Macrocallista boliviana¹ Dosinia ponderosa¹ Gray 1838 venus clam Eurhomalea fuenzalidai¹ Philippi 1887 venus clam Amiantis domeykoana¹ venus clam Macrocallista boliviana¹ venus clam
Hiatellida - Hiatellidae	"Panopea coquimbensis" = Panopea abbreviata¹ "Panopea coquimbensis" = Panopea abbreviata¹ Valenciennes 1839 clam
Lucinida - Lucinidae	Miltha vidali¹ Miltha vidali¹ Philippi 1887 clam

¹DeVries and Frassinetti 2003; ²DeVries and Schrader 1997