Mina Caldas section / CAL-21: Late/Upper Aptian, Brazil

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Tucanopollis cf. crisopolensis Regali 1989
Phimopollenites informal sp. Dettmann 1973
Angiospermae
Retimonocolpites informal sp. 7 Pierce 1961
Retimonocolpites informal spp.
Angiospermae - Alismatales
Pennipollis informal spp.
Pennipollis informal sp. AR3 Friis 2000
Pennipollis informal sp. 4 Friis 2000
Angiospermae - Gunnerales
Tricolpites informal spp.
Tricolpites informal sp. AR3 Couper 1953
Angiospermae - Liliaceae
Liliacidites cf. lenticularis Singh 1983
Angiospermae - Chloranthales - Chloranthaceae
Clavatipollenites informal spp.
Magnoliopsida
Rousea cf. delicata
Rousea cf. georgensis Dettmann 1973
Rousea aff. geranioides Srivastava 1977
unclassified
Trisectoris reticulatus Heimhofer and Hochuli 2010
see common names

Geography
Country:Brazil State/province:Caerá
Coordinates: 7.4° South, 39.4° West (view map)
Paleocoordinates:8.8° South, 7.7° West
Basis of coordinate:stated in text
Geographic resolution:local area
Time
Period:Cretaceous Epoch:Early/Lower Cretaceous
10 m.y. bin:Cretaceous 2-3
Key time interval:Late/Upper Aptian
Age range of interval:119.50000 - 113.00000 m.y. ago
Stratigraphy
Geological group:Santana Formation:Crato
Local order:bottom to top
Stratigraphic resolution:formation
Lithology and environment
Primary lithology: lithified silty siltstone
Secondary lithology: lithified argillaceous mudstone
Lithology description: The section covers ∼20 m and spans almost the entire Crato Formation including the two prominent limestone units of the Nova Olinda (∼6 m) and Jamacaru (∼2.5 m) members as well as the intercalated sand-, silt- and mudstones of the Caldas and Casa de Pedra members.
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body,soft parts,original sporopollenin
Size of fossils:microfossils
Collection methods and comments
Collection methods:bulk,chemical,hydrochloric,hydroflouric,field collection
Reason for describing collection:general faunal/floral analysis
Metadata
Database number:150990
Authorizer:C. Jaramillo Enterer:P. Santamarina
Modifier:G. Varnham Research group:micropaleontology
Created:2013-09-19 06:07:43 Last modified:2022-03-15 07:28:47
Access level:authorizer only Released:2018-09-19 06:07:43
Creative Commons license:CC BY
Reference information

Primary reference:
48227. U. Heimhofer and P.-A. Hochuli. 2010. Early Cretaceous angiosperm pollen from a low latitude succession (Araripe Basin, NE Brazil). Review of Palaeobotany and Palynology 161:105-126 [C. Jaramillo/P. Santamarina/P. Santamarina]