Navidad Fm: Matanzas (Miocene of Chile)

Where: Chile (34.0° S, 71.9° W: paleocoordinates 34.8° S, 66.4° W)

• coordinate estimated from map

When: Navidad Formation, Early/Lower Miocene (23.0 - 16.0 Ma)

Environment/lithology: marine; unlithified, sandy siltstone

Size classes: macrofossils, mesofossils

Reposited in the SGOPV, SMF

Collection methods: bulk, surface (in situ), chemical, sieve,

Primary reference: S. N. Nielsen, D. Frassinetti, and K. Bandel. 2004. Miocene Vetigastropoda and Neritimorpha (Mollusca, Gastropoda) of central Chile. Journal of South American Earth Sciences 17:73-88 [L. Ivany/P. Wall/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 46977: authorized by Linda Ivany, entered by Patrick Wall on 28.01.2005, edited by Loic Villier and Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Sorbeoconcha - Ranellidae
Crassicymatium crassicordatum n. gen. n. sp.1 Beu 2010 triton shell
 Trochoidea - Trochidae
Gibbula poeppigii n. sp., "Tegula (Chlorostoma) chilena n. sp." = Chlorostoma chilena, "Tegula (Chlorostoma) matanzensis n. sp." = Chlorostoma matanzensis, Diloma miocenica n. sp., Fagnastesia venefica n. gen. n. sp., Calliostoma kleppi n. sp.
Gibbula poeppigii n. sp. top snail
"Tegula (Chlorostoma) chilena n. sp." = Chlorostoma chilena Nielsen et al. 2004 top snail
"Tegula (Chlorostoma) matanzensis n. sp." = Chlorostoma matanzensis Nielsen et al. 2004 top snail
Diloma miocenica n. sp. top snail
Fagnastesia venefica n. gen. n. sp. top snail
Calliostoma kleppi n. sp. top snail
 Neritoidea - Neritidae
Holothuroidea
 Apodida - Chiridotidae
Chiridotidae indet.2 Ostergren 1898 sea cucumber
Echinoidea
 Cidaroida -
Cidaroida indet.2 Claus 1880 pencil urchin
 Spatangoida - Schizasteridae
Schizaster sp.2 Agassiz 1835 heart urchin
Ophiuroidea
 Ophiacanthida - Ophiodermatidae
Ophiodermatidae indet.2 Ljungman 1867 brittle star
 Ophiurida - Ophiosphalmidae
Ophiomusium sp.2 Lyman 1869 brittle star
 Ophiurida - Ophiuridae
Ophiura sp.2 Lamarck 1801 brittle star
Asteroidea
 Paxillosida - Astropectinidae
Astropectinidae indet.2 Gray 1840 sea star
Astropecten sp.2 Gray 1840 sea star