Lastro, perto de Maroim: Late/Upper Albian, Brazil
collected by Commissao Geologica

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Florideophyceae - Hapalidiales - Lithothamniacae
Lithothamnium regonis
replaced by Lithothamnion
Discocyclinidae
Discocyclina sp.
Echinoidea - Phymosomatidae
Phymosoma binexilis n. sp. White 1887
Echinoidea - Salenioida - Saleniidae
Salenia sergipensis n. sp. White 1887
recombined as Leptosalenia sergipensis
Salenia similis n. sp. White 1887
synonym of Leptosalenia sergipensis
Echinoidea - Orthopsidae
Cottaldia australis n. sp. White 1887
synonym of Orthopsis miliaris
Echinoidea - Archiaciidae
Acriaster sergipensis n. gen., n. sp. Smith 1991
Smith and Bengtson 1991
Echinoidea - Clypeidae
Conoclypeus nettoanus n. sp. White 1887
recombined as Colliclypeus nettoanus
Catopygus aequalis n. sp. White 1887
synonym of Colliclypeus nettoanus
Echinoidea - Nucleolitidae
Echinobrissus freitasii n. sp. White 1887
recombined as Phyllobrissus freitasii
Echinoidea - Cassiduloida - Cassidulidae
Nucleopygus cf. similis (d'Orbigny 1856)
Smith and Bengtson 1991
Echinoidea - Holasteroida
cf. Pseudholaster tricarinatus (Lambert 1924)
Smith and Bengtson 1991
Echinoidea - Spatangoida - Hemiasteridae
Hemiaster proclivus Cotteau et al. 1878
Hemiaster cristatus Stoliczka in White, 1887
Echinoidea - Holectypoida - Holectypidae
Holectypus pennanus n. sp. White 1887
synonym of Coenholectypus neocomiensis
Echinoidea - Cidaroida - Cidaridae
Temnocidaris (Stereocidaris) malheiroi (de Loriol 1888)
Smith and Bengtson 1991
Cidaris branneri n. sp. White 1877
recombined as Phalacrocidaris branneri
Cephalopoda - Ammonitida - Mojsisovicsiidae
Oxytropidoceras sp. Stieler 1920
Oxytropidoceras buarquianum (White 1887)
recombined as Mirapelia buarquianum
Pervinquieria sergipensis n. sp. (White 1887)
recombined as Oxytropidoceras (Mirapelia) sergipense
Cephalopoda - Ammonitida - Brancoceratidae
Pervinquieria lastroensis n. sp. Maury 1936
? Pervinquieria maroimensis n. sp. (White 1887)
? Pervinquieria tectoria (White 1887)
Cephalopoda - Ammonitida - Desmoceratidae
Puzosia bistricta (White 1887)
Puzosia brasiliana n. sp. Maury 1936
Cephalopoda - Ammonitida - Nostoceratidae
Helicoceras hystriculum White 1887
Gastropoda - Neogastropoda - Fasciolariidae
Fasciolaria lastroensis n. sp. Maury 1936
Gastropoda - Tylostomatidae
Tylostoma sergipensis n. sp. Maury 1936
Bivalvia - Cardiida - Anatinellidae
Anatina putatoria (White 1887)
Bivalvia - Carditida - Astartidae
Astarte sergipensis Maury 1936
Bivalvia - Trigoniida - Trigoniidae
Trigonia coqueiroensis Maury 1936
Bivalvia - Pectinida - Neitheidae
Neithea quadricostata (Sowerby 1814)
synonym of Neithea regularis
SUBSPECIES: Neithea quadricostata lastroensis, Neithea quadricostata regoi
Neithea sergipensis White 1887
Bivalvia - Pectinida - Pectinidae
Pecten collapsus n. sp. White 1887
Bivalvia - Pectinida - Limidae
Lima (Limatula) turgidula White 1887
Lima (Acesta) praetexta n. sp. (White 1887)
Lima (Mantellum) sergipica Maury 1936
Lima (Plagiostoma) derbyi n. sp. White 1887
Bivalvia - Ostreida - Ostreidae
Ostrea invalida White 1887
Lopha sp. Röding 1798
Listed as "Lopha diluviana Linnaeus", which seems exceptionally unlikely!
Lopha euzebioi n. sp. Maury 1936
Bivalvia - Ostreida - Gryphaeidae
Exogyra mutatoria n. sp. White 1887
Exogyra ganhamoroba n. sp. Maury 1936
Exogyra sergipensis n. sp. Maury 1936
Exogyra haliotoidea (Sowerby 1813)
synonym of Amphidonte (Ceratostreon) reticulata
see common names

Geography
Country:Brazil State/province:Sergipe
Coordinates: 10.8° South, 37.1° West (view map)
Paleocoordinates:17.1° South, 9.9° West
Basis of coordinate:based on nearby landmark
Geographic resolution:local area
Time
Period:Cretaceous Epoch:Early/Lower Cretaceous
Stage:Albian 10 m.y. bin:Cretaceous 4
Key time interval:Late/Upper Albian
Age range of interval:106.20000 - 100.50000 m.y. ago
Stratigraphy
Formation:Riacheulo Member:Maruim
Stratigraphic resolution:group of beds
Stratigraphy comments: STRATIGRAPHIC RELATIONS: Maruim Member of Riachuelo Formation, in later publications. AGE: Late Albian, on the basis of ammonite biostratigraphy. STRATIGRAPHIC POSITION: From unknown position in local section.
Lithology and environment
Primary lithology: lithified "limestone"
Lithology description: SPECIFIC LITHOLOGY: Limestone, from later publications. LITHIFICATION: Lithified, on the basis of figured specimens.
Environment:carbonate indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:surface (in situ),survey of museum collection
Reason for describing collection:taxonomic analysis
Museum repositories:USNM
Collectors:Commissao Geologica
Collection method comments: COLLECTOR: Brazilian Geological Survey. REPOSITORY: Departamento de Geologia e Paleontologia, Museu Nacional, Rio de Janeiro, Brazil; and USNM
Taxonomic list comments:COVERAGE: Exhaustive for ammonites, bivalves, and gastropods. Material described by White (1887). NOMENCLATURE: Authoritative publication, but with antiquated nomenclature, but with some species-resolution identification where possible.
Metadata
Database number:87857
Authorizer:A. Hendy, M. Clapham, M. Bell Enterer:A. Hendy, M. Clapham, M. Bell
Modifier:M. Clapham Research group:marine invertebrate
Created:2009-03-26 13:45:38 Last modified:2018-08-25 23:23:15
Access level:the public Released:2009-03-26 13:45:38
Creative Commons license:CC BY
Reference information

Primary reference:
29529. C. J. Maury. 1936. Monographias do Servico Geologico E Mineralogico 11:1-283 [A. Hendy/A. Hendy]

Secondary references:

46269 R. d.a. Silva Santos and M. S. Salgado. 1969. Enchodus longipectoralis (Schaeffer), um Teleostei do Cretaceo de Sergipe. Anais da Academia Brasileira de Ciencias 41(3):381-392 [M. Bell/M. Bell]
66549 A. B. Smith and P. Bengtson. 1991. Cretaceous echinoids from north-eastern Brazil. Fossils and Strata 31:1-88 [M. Clapham/M. Clapham]