Pampa del Palo (20-25 m) (Pleistocene of Peru)

Also known as P. 162

Where: Moquegua, Peru (17.6° S, 71.2° W: paleocoordinates 17.6° S, 71.2° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Pampa del Palo Terrace Formation, Late/Upper Pleistocene (0.1 - 0.0 Ma)

• Pampa del Palo terrace. From morpho-stratigraphic unit T8 and m5. Assigned to MOI stage 7. Late Pleistocene age

• bed-level stratigraphic resolution

Environment/lithology: marine; poorly lithified siliciclastic sediments

• Bed within relatively thick vertical stack of shallow-marine, coastal and lagoonal deposits. The Pampa del Palo terrace is interpreted as a fault block that moved independently of the remaining Peruvian coast and, for some time between the end of Middle Pleistocene (before 220 ka) and the early late Pleistocene (ca 120 ka), it rose more slowly or was even down-faulted relative to the rest of the southern Peruvian margin. The independent block movements ceased after substage 5e when the Pampa del Palo terrace was incorporated into the regional uplift of the area.

Size class: macrofossils

Collection methods: quarrying,

• Specimens presumably held in repository given that they were collected and used for aminostratigraphic analyses. Possibly held at Universidad de Atnofagasta (Chile), Museo Nacional de Ciencias Naturales (Spain), Universidad de Salamanca (Spain) or Universidad Complutense (Spain).

Primary reference: L. Ortlieb, T. DeVries, and A. Diaz. 1990. Occurrence de Chione broggi (Pilsbry & Olsson, 1943) (Pelecypoda) en depositos litorales cuaternarios del sur del Peru: implicaciones paleoceanograficas. Boletín de la Sociedad Geológica de Perú 81:127-134 [A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 43708: authorized by Austin Hendy, entered by Austin Hendy on 23.08.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Not representative. Only includes taxa used for aminostratigraphic analyses.
Gastropoda
 Trochoidea - Turbinidae
Prisogaster niger Wood 1828 snail
 Trochoidea - Trochidae
"Tegula atra" = Chlorostoma atrum, "Tegula euryomphalus" = Chlorostoma euryomphalum
"Tegula atra" = Chlorostoma atrum Lesson 1830 top snail
"Tegula euryomphalus" = Chlorostoma euryomphalum Jonas 1844 top snail
 Lepetellida - Fissurellidae
Fissurella sp. Bruguière 1789 snail
"Fissurella latimarginata" = Fissurella (Fissurella) latimarginata Sowerby 1835 snail
 Neotaenioglossa - Calyptraeidae
"Calyptraea trochiformis" = Calyptraea (Trochita) trochiformis Gmelin 1791 slipper shell
Crepidula sp. Lamarck 1799 slipper shell
Crepipatella dilatata Lamarck 1822 slipper shell
 Cerithioidea - Turritellidae
"Turritella cingulata" = Incatella cingulata
"Turritella cingulata" = Incatella cingulata Sowerby 1825 turret shell
 Neogastropoda - Olividae
Olivella sp. Swainson 1831 olive snail
Oliva peruviana Lamarck 1811 olive snail
INCLUDES: O. peruviana peruviana and O. peruviana coniformis
 Neogastropoda - Nassariidae
Nassarius gayi Kiener 1835 snail
 Neogastropoda - Columbellidae
Anachis sp. Adams and Adams 1853 snail
 Neogastropoda - Muricidae
Concholepas concholepas Bruguiére 1789 murex snail
"Thais haemastoma" = Stramonita haemostoma Linnaeus 1767 murex snail
"Thais chocolata" = Stramonita chocolata Duclos 1832 murex snail
Acanthina monodon Pallas 1974 unicorn
Trophon peruvianus murex snail
 Neogastropoda - Cancellariidae
Cancellaria buccinoides Sowerby 1832 snail
 Sorbeoconcha - Ranellidae
"Priene rude" = Priene scabrum
"Priene rude" = Priene scabrum King 1832 triton shell
 Sorbeoconcha - Naticidae
Polinices cf. uber Valenciennes 1821 moon snail
Sinum cymba Menke 1828 moon snail
 Patellida - Lottiidae
Bivalvia
 Arcida - Glycymerididae
Glycymeris ovata Stanton 1895 clam
 Pectinida - Anomiidae
Anomia peruviana d'Orbigny 1846 jingle
 Pectinida - Pectinoidae
Argopecten purpuratus Lamarck 1819 calico scallop
 Mytilida - Mytilidae
Choromytilus chorus Molina 1782 mussel
Semimytilus algosus Gould 1850 mussel
 Pholadida - Myidae
Cryptomya californica Conrad 1837 softshell clam
 Cardiida - Veneridae
"Transennella pannosa" = Transennella puella, Eurhomalea rufa, Eurhomalea lenticularis, Petricola rugosa, "Chione broggi" = Iliochione subrugosa, "Protothaca thaca" = Leukoma thaca
"Transennella pannosa" = Transennella puella Reeve 1863 venus clam
Eurhomalea rufa Lamarck 1818 venus clam
Eurhomalea lenticularis Broderip and Sowerby 1835 venus clam
Petricola rugosa Sowerby 1834 venus clam
"Chione broggi" = Iliochione subrugosa Wood 1828 venus clam
"Protothaca thaca" = Leukoma thaca Molina 1782 venus clam
 Cardiida - Mesodesmatidae
Mesodesma donacium Lamarck 1818 clam
 Cardiida - Mactridae
Mulinia edulis King 1831 clam
 Cardiida - Cardiidae
"Trachycardium procerum" = Mexicardia procera
"Trachycardium procerum" = Mexicardia procera Sowerby 1833 cockle
 Cardiida - Donacidae
Donax obesulus Reeve 1854 clam
 Cardiida - Semelidae
"Semele corrugata" = Semele (Semele) corrugata Sowerby 1833 clam
Semele solida Gray 1828 clam
 Solenida - Solenidae
"Tagelus dombei" = Solen dombeii
"Tagelus dombei" = Solen dombeii Lamarck 1818 clam
 Solenida - Pharidae
Ensis macha Molina 1782 clam