MD 1 - Fil-Delmas, Las Cahobas Formation (Miocene of Haiti)

Where: Haiti (18.5° N, 72.3° W: paleocoordinates 18.5° N, 71.5° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Las Cahobas Formation (Artibonite Group), Late/Upper Miocene (11.6 - 5.3 Ma)

• Stated in text as being from "Miocene moyen et superior". Graham (1990) reports the Las Cahobas Formation as being Late Miocene in age based on floral microfossil biostratigraphy, while other authors (e.g. Van den Bold 1970, 1976) report a middle Miocene-Late Miocene age. The enterer (A. Hendy) assigns the Late Miocene age on the basis of most recent and confined age assessments.

• bed-level stratigraphic resolution

Environment/lithology: marine

• Unknown taphonomic data. Requires translation.
• Unknown taphonomic data. Requires translation.

Size class: macrofossils

Collection methods: quarrying,

• Unknown collection repository. Requires translation.

Primary reference: J. Butterlin. 1960. Géologie générale et régionale de la République D'Haiti. Travaux et Mémoires de L'Institute des Hautes Estudes de L'Amérique Latine 6:1-190 [A. Miller/A. Hendy/S. Ávila]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 60107: authorized by Austin Hendy, entered by Austin Hendy on 01.05.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• Exhaustive for marcroinvertebrates, including coelenterata, brachiopoda, echinoidea, bivalvia and gastropoda.
unclassified
  -
Gastropoda
 Cerithioidea - Turritellidae
Turritella guppyi Cossmann 1909 turret shell
 Sorbeoconcha - Naticidae
"Polinices brunnea" = Polinices hepaticus
"Polinices brunnea" = Polinices hepaticus Röding 1798 moon snail
Subspecies: Polinices brunnea subclausa
 Opisthobranchia - Cylichnidae
"Bulla granosa" = Bullaria granosa
"Bulla granosa" = Bullaria granosa Sowerby 1849 snail
Bivalvia
 Ostreida - Gryphaeidae
"Ostrea haitensis" = Hyotissa haitensis
"Ostrea haitensis" = Hyotissa haitensis Sowerby 1850 oyster
 Pectinida - Pectinoidae
"Chlamys plurinominis" = Lindapecten plurinominis Pilsbry and Johnson 1917 scallop
Spondylus gumanomocon Brown and Pilsbry 1913 scallop
 Cardiida - Veneridae
 Cardiida - Cardiidae
"Cardium (Trigoniocardia) haitense" = Trigoniocardia (Trigoniocardia) haitensis
"Cardium (Trigoniocardia) haitense" = Trigoniocardia (Trigoniocardia) haitensis Sowerby 1850 cockle
Anthozoa
 Scleractinia - Caryophylliidae
Placocyathus variabilis Duncan 1864 stony coral
 Scleractinia - Agariciidae
Agaricia agaricites Linnaeus 1758 stony coral
 Scleractinia - Astrocoeniidae
Astrocoenia meinzeri Vaughan 1919 stony coral