Aymamón Limestone: Middle Miocene, Puerto Rico

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Thersiteidae
Orthaulax aguadillensis Maury 1920
Orthaulax portoricoensis n. sp. Hubbard 1921
Gastropoda - Neogastropoda - Drilliidae
Crassispira (Hindsiclava) consors (Sowerby 1850)
Woodring 1970
recombined as Hindsiclava consors
Gastropoda - Neogastropoda - Muricidae
Murex (Murex) messorius (Sowerby 1841)
Woodring 1959
recombined as Vokesimurex messorius
Murex (Chicoreus) brevifrons in Woodring (1959)
Chicoreus (Chicoreus) cornurectus (Guppy 1876)
Woodring 1959
recombined as Chicoreus (Triplex) cornurectus
Murex (Chicoreus) brevifrons in Woodring (1959)
Gastropoda - Opisthobranchia - Bullidae
Bulla umbilicata
Woodring 1970
Bivalvia - Arcida - Arcidae
Arca imbricata Bruguière 1789
Woodring 1973
recombined as Lamarcka imbricata
Acar domingensis (Lamarck 1819)
Woodring 1973
Bivalvia - Pectinida - Pectinidae
Aequipecten canalis (Brown and Pilsbry 1913)
Woodring 1982
recombined as Mimachlamys canalis
see common names

Geography
Country:Puerto Rico
Coordinates: 18.5° North, 67.0° West (view map)
Paleocoordinates:18.4° North, 65.9° West
Basis of coordinate:based on nearby landmark
Geographic resolution:basin
Time
Period:Neogene Epoch:Miocene
10 m.y. bin:Cenozoic 5
Key time interval:Middle Miocene
Age range of interval:15.97000 - 11.60800 m.y. ago
Stratigraphy
Formation:Aymamón Limestone
Stratigraphic resolution:formation
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From the Aymamón Limestone (=Quebradillas Limestone of older works), which regionally overlie the Ponce chalky beds [subsequently referred to as Ponce Fm], and is laterally related to the Oak Grove Sands (Florida). AGE: Early-Middle Miocene based on macro- and microfaunal biostratigraphy in text. Here assigned to Middle Miocene based on more recent dating. STRATIGRAPHIC POSITION: List representative of formation
Lithology and environment
Primary lithology: lithified "limestone"
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Limestone. LITHIFICATION: Lithified, on the basis of taphonomic data.
Environment:carbonate indet.
Geology comments: ENVIRONMENT: Shallow carbonate setting.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:surface (in situ),field collection
Reason for describing collection:taxonomic analysis
Collection method comments: COLLECTOR: Unknown. REPOSITORY: Unknown
Taxonomic list comments:COVERAGE: General list for Aymamón Limestone, but limited to taxa described in taxonomic publications. NOMENCLATURE: Authoritative publication, with species-level nomenclature, and modern nomenclature.
Metadata
Also known as:Quebradillas Limestone
Database number:92452
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2009-11-13 18:06:21 Last modified:2013-11-25 13:37:23
Access level:the public Released:2009-11-13 18:06:21
Creative Commons license:CC BY
Reference information

Primary reference:

31168. H. E. Vokes and E. H. Vokes. 1968. Variation in the genus Orthaulax (Mollusca: Gastropoda). Tulane Studies in Geology and Paleontology 6(2):71-84 [A. Hendy/A. Hendy]

Secondary references:

17605 E. H. Vokes. 1963. Cenozoic Muricidae of the western Atlantic region: Part 1 - Murex sensus stricto. Tulane Studies in Geology and Paleontology 1(4):151-163 [A. Miller/A. Hendy]
17604 E. H. Vokes. 1965. Cenozoic Muricidae of the western Atlantic region: Part II - Chicoreus sensu stricto and Chicoreus (Siratus). Tulane Studies in Geology and Paleontology 3(4):181-204 [A. Miller/A. Hendy]
11372 W. P. Woodring. 1959. Geology and paleontology of Canal Zone and adjoining parts of Panama: Description of Tertiary mollusks (gastropods: Vermetidae to Thaididae). United States Geological Survey Professional Paper 306(B):147-239 [A. Miller/A. Hendy/A. Hendy]
13236 W. P. Woodring. 1970. Geology and paleontology of canal zone and adjoing parts of Panama: Description of Tertiary mollusks (gastropods: Eulimidae, Marginellidae to Helminthoglyptidae). United States Geological Survey Professional Paper 306(D):299-452 [A. Miller/A. Hendy/A. Hendy]
13235 W. P. Woodring. 1973. Geology and paleontology of canal zone and adjoing parts of Panama: Description of Tertiary mollusks (additions to gastropods, scaphopods, pelecypods: Nuculidae to Malleidae). United States Geological Survey Professional Paper 306(E):453-539 [A. Miller/A. Hendy/A. Hendy]
13359 W. P. Woodring. 1982. Geology and paleontology of canal zone and adjoing parts of Panama: Description of Tertiary mollusks (Pelecypods: Propeamussiidae to Cuspidariidae). United States Geological Survey Professional Paper 306(F) [A. Miller/A. Hendy/A. Hendy]