Where: Trinidad and Tobago (10.4° N, 61.3° W)
• Paleocoordinates: 10.7° N, 57.1° W (Wright 2013)
• coordinate stated in text
• outcrop-level geographic resolution
When: Middle Miocene (16.0 - 11.6 Ma)
• STRATIGRAPHIC RELATIONS: From unknown lithostratigraphic unit. THICKNESS: Unknown AGE: Stated to be "Middle or Lower Miocene" in text, but potentially could be younger in more recent revisions; a Middle Miocene age is assigned here. STRATIGRAPHIC POSITION: Unknown.
• bed-level stratigraphic resolution
Environment/lithology: marine; unlithified siliciclastic sediments
Size class: macrofossils
Collected by Penny, Bullbrook; reposited in the USNM
• COLLECTORS: F. W. Penny and J. A. Bullbrook (unknown date, but presumably during the 1910's-early 1920's). REPOSITORY: USNM.
Primary reference: W. C. Mansfield. 1925. Miocene gastropods and scaphopods from Trinidad, British West Indies. Proceedings of the United States National Museum 66(22):9116-9125 [A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 74920: authorized by Austin Hendy, entered by Austin Hendy on 05.09.2007
Creative Commons license: CC0 (CC0)
Taxonomic list
Gastropoda | |
Turritella altilira chiriquensis turret shell | |
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Epitonium sp., "Acrilla sp." = Epitonium (Acrilla)
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"Natica canrena" = Naticarius canrena
"Natica canrena" = Naticarius canrena Linnaeus 1758 moon snail | |
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"Marginella (Closia) nitrina n. sp." = Granulina nitrina
"Marginella (Closia) nitrina n. sp." = Granulina nitrina Mansfield 1925 snail | |
Marginella (Faba) bulbrooki n. sp., Marginella solitaria montserratensis, Marginella (Faba) brassoensis n. sp.
Marginella (Faba) bulbrooki n. sp. Mansfield 1925 margin shell
Marginella solitaria montserratensis Mansfield 1925 margin shell
Marginella (Faba) brassoensis n. sp. Mansfield 1925 margin shell | |
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"Strombina walli n. sp." = Sincola (Sincola) walli, Strombina sp.
"Strombina walli n. sp." = Sincola (Sincola) walli Mansfield 1925 dove shell | |
"Alectrion brassiensis n. sp." = Nassarius (Alectrion)
"Alectrion brassiensis n. sp." = Nassarius (Alectrion) snail | |
Microdrillia propetrina n. sp.
Microdrillia propetrina n. sp. Mansfield 1925 snail | |
Drillia tridadina n. sp., Drillia inniadda n. sp., Drillia pennyi n. sp., "Drillia inadrina n. sp." = Syntomodrillia inadrina
Drillia tridadina n. sp. Mansfield 1925 snail
Drillia inniadda n. sp. Mansfield 1925 snail
Drillia pennyi n. sp. Mansfield 1925 snail
"Drillia inadrina n. sp." = Syntomodrillia inadrina Mansfield 1925 snail | |
Glyphostoma addina n. sp., "Glyphostoma amicta rintriada n. ssp." = Nannodiella rintriada
Glyphostoma addina n. sp. snail
"Glyphostoma amicta rintriada n. ssp." = Nannodiella rintriada Mansfield 1925 snail | |
"Turris brassoensis n. sp." = Gemmula machapoorensis
"Turris brassoensis n. sp." = Gemmula machapoorensis Maury 1925 turrid | |
Caecum properegulare n. sp.
Caecum properegulare n. sp. Mansfield 1925 snail | |
"Turritella gatunensis caronensis n. ssp." = Turritella (Broderiptella) caronensis
"Turritella gatunensis caronensis n. ssp." = Turritella (Broderiptella) caronensis Mansfield 1925 turret shell | |
Scaphopoda | |
Dentalium cossmannianum Pilsbry and Sharp 1897 tusk shell | |
Cadulus caronensis n. sp.
Cadulus caronensis n. sp. Mansfield 1925 tusk shell |