Results 41 to 50 of about 427 (110)

Checklist of fossil decapod crustaceans from tropical America. Part I: Anomura and Brachyura [PDF]

open access: yes, 2017
Our knowledge of fossil crustaceans from the tropics has increased considerably during recent decades, thanks to novel findings and the re-examination of museum specimens.
Adiël A. Klompmaker   +5 more
core   +3 more sources

Sistemática e Paleobiologia de Microfósseis de Equinodermas da Formação Pirabas (Mioceno Inferior), Estado do Pará, Brasil [PDF]

open access: yes, 2017
This research deals the data obtained from the analysis of calcareous microfossils in samples collected in Pirabas Formation that occurs at Mina B-17 Cimentos do Brasil S.
Monteiro, Débora Barroso   +2 more
core   +1 more source

Koenikea-species (Acari, Hydrachnellae) from the Amazon region

open access: yes, 1975
20 Arten des Genus Koenikea (Acari, Hydrachnellae) werden aus Amazonien beschrieben, von denen 1 bereits bekannt, 12 neu für die Wissenschaft sind. Das Material wurde von H. Sioli 1952 gesammelt.
Viets, K.
core  

NOVOS ELEMENTOS DA CORALINOFAUNA DA FORMAÇÃO PIRABAS (MIOCENO INFERIOR), ESTADO DO PARÁ [PDF]

open access: yes, 2007
This paper presents a systematic study of new coralinofaune elements of the Pirabas Formation. Trochoseris catadupensis, Discotrochus sp., Fungia (Cycloseris) costulata, Plascomilia sp., Bathycyathus sp., Asterosmilia compressa, Balanophyllia (Eupsammia)
Lalor, Alexandra Mary Costa   +1 more
core   +1 more source

Paleoinvertebrados e Paleoambientes da Formação Pirabas (Mioceno inferior) em Aricuru, Município de Maracanã, Estado do Pará, Brasil [PDF]

open access: yes, 2017
This work consists of a systematic study of fossil macroinvertebrates collected from Pirabas Formation, at Aricuru locality, northeast of Pará State. Were recognized 25 species including macroforaminifera, corals, macrobryozoans, bivalves and gastropods ...
Reis, Salustriano Bosco   +1 more
core   +1 more source

Chemical Composition of Volatile Compounds in Apis mellifera Propolis from the Northeast Region of Pará State, Brazil. [PDF]

open access: yesMolecules, 2021
de Oliveira MS   +9 more
europepmc   +1 more source

The Genus Turbinella (Mollusca, Gastropoda) in the New World [PDF]

open access: yes, 2017
Two lines of T urbinella have developed from the ancestral Eocene species, one in the Old World and one in the New World. The evolutionary development of these has been remarkably parallel, although apparently separate.
Vokes, Emily H.
core   +1 more source

Hydrochemistry and Geology in the Brazilian Amazon Region

open access: yes, 1968
In the Brazilian Amazon Region the relations between chemistry of waters (groundand running waters) and the geology of their catchment areas are qtrite obvious.
Sioli, H.
core  

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