Where: Trinidad and Tobago (10.4° N, 61.3° W: paleocoordinates 10.1° N, 58.8° W)
• 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 74921: authorized by Austin Hendy, entered by Austin Hendy on 05.09.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
Malacostraca | |
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Gastropoda | |
Calliostoma rhombotum n. sp.
Calliostoma rhombotum n. sp. Mansfield 1925 top snail | |
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"Turritella altilira" = Turritella (Bactrospira) altilira, Turritella (Broderiptella) caronensis
"Turritella altilira" = Turritella (Bactrospira) altilira Conrad 1857 turret shell Includes T. altilira chiriquensis
Turritella (Broderiptella) caronensis Mansfield 1925 turret shell SUBSPECIES: T. gatunensis caronensis n. subsp.
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Bittium sp., "Clava sp." = Rhinoclavis
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"Adeorbis guppyi n. sp." = Cyclostremiscus (Ponocyclus) guppyi
"Adeorbis guppyi n. sp." = Cyclostremiscus (Ponocyclus) guppyi Mansfield 1925 snail | |
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"Conus multiliratus" = Conasprelloides multiliratus
"Conus multiliratus" = Conasprelloides multiliratus Olsson 1922 cone shell SUBSPECIES: C. multiliratus walli n. subsp.
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"Turris brassoensis n. sp." = Gemmula machapoorensis
"Turris brassoensis n. sp." = Gemmula machapoorensis Maury 1925 turrid | |
Drillia inniadda n. sp., Drillia daditrina n. sp., Drillia tridadina n. sp., Drillia nitrina n. sp., Drillia pennyi n. sp., "Drillia inadrina n. sp." = Syntomodrillia inadrina, "Drillia consors" = Hindsiclava consors
Drillia inniadda n. sp. Mansfield 1925 snail
Drillia daditrina n. sp. Mansfield 1925 snail
Drillia tridadina n. sp. Mansfield 1925 snail
Drillia nitrina n. sp. Mansfield 1925 snail
"Drillia inadrina n. sp." = Syntomodrillia inadrina Mansfield 1925 snail
"Drillia consors" = Hindsiclava consors Sowerby 1850 snail SUBSPECIES: D. consors trinitatiensis n. subsp.
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Terebra (Strioterebra) trinitatensis n. sp. auger snail
Terebra (Strioterebra) brassoensis n. sp. auger snail | |
"Borsonia (Paraborsonia) brassoensis n. sp." = Paraborsonia brassoensis, Microdrillia trina n. sp.
"Borsonia (Paraborsonia) brassoensis n. sp." = Paraborsonia brassoensis Mansfield 1925 snail
Microdrillia trina n. sp. Mansfield 1925 snail | |
"Drillia niaddrina n. sp." = Bellaspira niaddrina
"Drillia niaddrina n. sp." = Bellaspira niaddrina Mansfield 1925 snail | |
Glyphostoma addina n. sp. snail
Glyphostoma caronensis n. sp. Mansfield 1925 snail
Glyphostoma triniada n. sp. Mansfield 1925 snail | |
"Vexillum bristoli" = Uromitra bristoli
"Vexillum bristoli" = Uromitra bristoli Maury 1925 ribbed mitre | |
Marginella (Gibberula) trinitatensis n. sp. Mansfield 1925 snail | |
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Marginella guaica Maury 1925 margin shell
Marginella (Faba) bulbrooki n. sp. Mansfield 1925 margin shell | |
Olivella sp., Ancilla paralamellata n. sp.
Ancilla paralamellata n. sp. Mansfield 1925 olive snail | |
Phos trinitatensis n. sp.
Phos trinitatensis n. sp. Mansfield 1925 true whelk | |
"Alectrion brassiensis n. sp." = Nassarius (Alectrion)
"Alectrion brassiensis n. sp." = Nassarius (Alectrion) snail | |
"Strombina walli n. sp." = Sincola (Sincola) walli Mansfield 1925 snail
Metulella caronensis n. sp. Mansfield 1925 snail | |
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Scaphopoda | |
Cadulus caronensis n. sp.
Cadulus caronensis n. sp. Mansfield 1925 tusk shell | |
Gymnolaemata | |
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