Aroeira, perto de Maroim (Cretaceous of Brazil)

Where: Sergipe, Brazil (10.5° S, 37.5° W: paleocoordinates 15.4° S, 8.7° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Middle Albian (109.0 - 105.3 Ma)

• STRATIGRAPHIC RELATIONS: From unnamed lithostratigraphic unit, for which lithostratigraphic relations are not discussed. AGE: Middle Albian, on the basis of ammonite biostratigraphy. STRATIGRAPHIC POSITION: From uknown position in local section.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, gray, blue limestone

• SPECIFIC LITHOLOGY: Bluish gray limestone, weathering buff colored. LITHIFICATION: Lithified, on the basis of figured specimens.

Size class: macrofossils

Collection methods: surface (in situ),

• COLLECTOR: Brazilian Geological Survey. REPOSITORY: Brazilian Geological Survey.

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

Purpose of describing collection: taxonomic analysis

PaleoDB collection 87860: authorized by Austin Hendy, entered by Austin Hendy on 26.03.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for ammonites, bivalves, and gastropods. NOMENCLATURE: Authoritative publication, but with antiquated nomenclature, but with some species-resolution identification where possible.
Show authors, comments, and common names
Gastropoda
 Cerithioidea - Cerithiidae
Cerithium thoas n. sp.
Cerithium thoas n. sp. White 1887 cerith snail
 Sorbeoconcha - Tylostomatidae
Tylostoma materinum
Tylostoma materinum White 1887 snail
Bivalvia
 Trigoniida - Trigoniidae
Trigonia coqueiroensis
Trigonia coqueiroensis Maury 1936 clam
 Cardiida - Veneridae
Veneridae indet.
Veneridae indet. Rafinesque 1815 venus clam
 Mytilida - Mytilidae
Modiola decliva
Modiola decliva White 1887 mussel
 Pectinida - Limidae
Lima (Limatula) turgidula, Lima (Mantellum) sergipica
Lima (Limatula) turgidula White 1887 file clam
Lima (Mantellum) sergipica Maury 1936 file clam
 Pectinida - Pectinoidae
Pecten (Camptonectes) placitus
 Pectinida - Neitheoidae
Neithea sergipensis, "Neithea quadricostata" = Neithea regularis
Neithea sergipensis White 1887 scallop
"Neithea quadricostata" = Neithea regularis Schlotheim 1813 scallop
SUBSPECIES: Neithea quadricostata lastroensis
Cephalopoda
 Ammonitida - Desmoceratidae
"Puzosia garajauana" = Puzosia bistricta
"Puzosia garajauana" = Puzosia bistricta White 1887 ammonite
 Ammonitida - Brancoceratidae
Pervinquieria tectoria, Pervinquieria aroeiria
Pervinquieria tectoria White 1887 ammonite
Pervinquieria aroeiria Maury 1936 ammonite
 Ammonitida - Mojsisovicsiidae
Oxytropidoceras aroeirium n. sp., "Oxytropidoceras buarquianum" = Mirapelia buarquianum
Oxytropidoceras aroeirium n. sp. Maury 1936 ammonite
"Oxytropidoceras buarquianum" = Mirapelia buarquianum White 1887 ammonite