Sousci Creek (Pliocene of Costa Rica)

Where: Costa Rica (9.7° N, 82.8° W: paleocoordinates 9.6° N, 82.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Banano Formation, Piacenzian (3.6 - 2.6 Ma)

• LITHOSTRATIGRAPHY: Unknown. AGE: Pliocene, on the basis of faunal correlations; direct date extrapolated from Bybell (1999) and Collins et al. (1999). STRATIGRAPHIC POSITION: Unknown position within section.

• formation-level stratigraphic resolution

Environment/lithology: marine; siliciclastic sediments

• No paleoenvironmental data provided.
• LITHIFICATION: Unknown. LITHOLOGY: No lithologic data provided, but assumed to be siliciclastic.

Size class: macrofossils

Reposited in the PRI

Collection methods: surface (in situ),


Primary reference: A. A. Olsson. 1922. The Miocene of Northern Costa Rica. Bulletins of American Paleontology 9(39):1-309 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 134659: authorized by Austin Hendy, entered by Austin Hendy on 12.10.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

• NOMENCLATURE: Authoritative publication, with species-resolution identifications, and antiquated nomenclature. COVERAGE: Exhaustive for molluscs.
 Arcida - Glycymerididae
"Glycymeris jamaicensis" = Glycymeris (Glycymeris) jamaicensis
"Glycymeris jamaicensis" = Glycymeris (Glycymeris) jamaicensis Dall 1898 clam
 Cardiida - Veneridae
"Chione mactropsis" = Lirophora (Panchione) mactropsis, "Callocardia gatunensis" = Callocardia (Agriopoma) gatunensis, "Clementia dariena" = Clementia (Clementia) dariena
"Chione mactropsis" = Lirophora (Panchione) mactropsis Conrad 1855 venus clam
"Callocardia gatunensis" = Callocardia (Agriopoma) gatunensis Dall 1903 venus clam
"Clementia dariena" = Clementia (Clementia) dariena Conrad 1855 venus clam
 Cardiida - Semelidae
Semele sayi Toula 1909 clam
 Neogastropoda - Volutidae
Voluta alfaroi Dall 1912 volute
 Neogastropoda - Muricidae
"Murex (Phyllonotus) cornurectus" = Chicoreus (Triplex) cornurectus
"Murex (Phyllonotus) cornurectus" = Chicoreus (Triplex) cornurectus Guppy 1876 murex snail
 Neogastropoda - Terebridae
"Terebra cf. haitensis" = Terebra (Oreoterebra) haitensis
"Terebra cf. haitensis" = Terebra (Oreoterebra) haitensis Dall 1895 auger snail