Las Cahobes, South of Thomonde (Eocene to of Haiti)

Where: Haiti (19.0° N, 71.9° W: paleocoordinates 17.7° N, 71.7° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Middle Eocene to Middle Eocene (48.6 - 28.4 Ma)

• Overlying the Eocene-Early Oligocene limestones, the material is derived almost entirely from the old Paleozoic series and the igneous rocks associated with it

Environment/lithology: marine; lithified conglomerate and poorly lithified, graded, coarse-grained, nodular, pebbly sandstone

• Alternating series of conglomerates, which are quite hard, with pebbles usually smaller than a robin's egg; sandy shales; some beds of coarse, unconsolidated sands; thin beds of very hard sandstone which characteristically weather out to flat rounded knobs; some limy beds, and at some places coral limestone

Size classes: macrofossils, mesofossils

Collection methods: bulk,

Primary reference: W. Jones. 1918. A Geological Reconnaissance in Haiti a Contribution to Antillean Geology. Journal of Geology 26(8):728-752 [M. Uhen/M. Bean]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 173456: authorized by Mark Uhen, entered by Meredith Bean on 25.09.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Angiospermae
 Cornales - Cornaceae
Gastropoda
 Cerithioidea - Turritellidae
"Turritella planigyrata" = Turritella (Broderiptella) planigyrata, "Turritella tornata" = Turritella (Bactrospira) altilira tornata
"Turritella planigyrata" = Turritella (Broderiptella) planigyrata Guppy 1867 turret shell
"Turritella tornata" = Turritella (Bactrospira) altilira tornata Guppy 1917 turret shell
 Sorbeoconcha - Strombidae
"Strombus maoensis" = Lobatus dominator
"Strombus maoensis" = Lobatus dominator Pilsbry 1917 true conch
 Neogastropoda - Buccinidae
Phos gabbi true whelk
 Neogastropoda - Fasciolariidae
"Fasciolaria kempi" = Fasciolaria ramondi
"Fasciolaria kempi" = Fasciolaria ramondi Maury 1902 tulip snail
 Neogastropoda - Columbellidae
Meta perplexabilis Maury 1917 snail
cf.
 Neogastropoda - Conidae
Conus sp. Linnaeus 1758 cone shell
 Neogastropoda - Muricidae
"Murex domingensis" = Chicoreus (Siratus) domingensis Sowerby 1850 murex snail
 Sorbeoconcha - Naticidae
Polinices stanislas moon snail
-meenieri
Sinum nolani Maury 1917 moon snail
 Heterostropha - Architectonicidae
"Solarium quadriseriatum" = Architectonica nobilis
"Solarium quadriseriatum" = Architectonica nobilis Röding 1798 sundial
Bivalvia
 Arcida - Arcidae
"Scapharca cercadica" = Anadara (Rasia) cercadica Maury 1917 ark
 Pectinida - Pectinoidae
"Pecten hatoviejonis" = Argopecten thetidis, "Pecten soror" = Euvola soror, Pecten engrammatus
"Pecten hatoviejonis" = Argopecten thetidis Sowerby 1850 calico scallop
"Pecten soror" = Euvola soror Gabb 1873 scallop
Pecten engrammatus scallop
cf.
 Ostreida - Ostreidae
"Ostrea megodon" = Undulostrea megodon Hanley 1846 oyster
 Lucinida - Lucinidae
"Phacoides smithwoodwardi" = Miltha chipolana
"Phacoides smithwoodwardi" = Miltha chipolana Dall 1903 clam
(Mitha) cf.
 Cardiida - Chamidae
"Echinochama antiquata" = Arcinella antiquata
"Echinochama antiquata" = Arcinella antiquata Guppy 1866 jewel box
 Cardiida - Dreissenidae
 Cardiida - Cardiidae
"Cardium dominicanum" = Trachycardium (Mexicardia) dominicanum Dall 1900 cockle
(Trachycardium)
 Cardiida - Tellinidae
"Tellina cercadica" = Temnoconcha cercadica, "Tellina cibaoica" = Eurytellina cibaoica
"Tellina cercadica" = Temnoconcha cercadica Maury 1917 tellin clam
(Scissula) cf.
"Tellina cibaoica" = Eurytellina cibaoica Maury 1917 tellin clam
 Solenida - Pharidae
 Carditida - Carditidae