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Swiss Journal of Palaeontology

Table 9 Strontium isotope data and age estimates from the Ware Formation

From: Neogene molluscs, shallow marine paleoenvironments, and chronostratigraphy of the Guajira Peninsula, Colombia

Locality (STRI)

Height (m)

Sample (MUN-STRI)

Taxon

8786/86Sr

Age (Ma)

Age range (Ma)

290045

462

10347

C. rhizophorae

0.7091014

1.57

1.22–2.24

290045

462

10347

P. gibbosa

0.7090639

2.78

1.93–4.82

290045

462

10347

C. rhizophorae

0.7090591

3.28

2.12–4.99

290045

462

10347

E. codercola

0.7090584

3.4

2.15–5.03

290080

462

11063

P. gibbosa

0.709058

3.4

2.15–5.03

290080

462

11063

Argopecten sp.

0.7090104

5.71

5.09–6.10

  1. Specimens are reposited at the Mapuka Museum of Universidad del Norte (MUN-STRI), Colombia. Locality numbers can be searched in the STRI Geological Sample Database (http://biogeodb.stri.si.edu/jaramillo/fossildb)
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