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A new mid-Cretaceous Neomeris (dasycladacean alga) from the Potiguar Basin, Brazil
(2013-08-06)
Neomeris (Lamouroux, 1816) is an extant taxon, the origin of which can be tracked back into Early Cretaceous times. The introduction of a new mid-Cretaceous species from Brazil, i.e., Neomeris srivastavai n. sp., offers ...
Human introduction or natural dispersion? Atlantic Ocean occurrence of the Indo-Pacific whitetip reef shark Triaenodon obesus
(2018-02-01)
Occurrence of multiple whitetip reef sharks Triaenodon obesus in the Atlantic Ocean is reported for the first time from near a sunken ferry off the Paraná coast in south-eastern Brazil. This occurrence is hypothesized to ...
The genus Exogone (Polychaeta: Syllidae) from the Brazilian coast, with the description of a new species
(Magnolia PressAuckland, 2014-04)
A new species of Exogone, E. gigas sp. n., is described herein, together with E. africana, E. arenosa, E. dispar, E. naidinoides, E. rolani, and E. simplex, collected along the Brazilian coast, including new morphological ...
Barrett's Esophagus Identification Using Color Co-occurrence Matrices
(Ieee, 2018-01-01)
In this work, we propose the use of single channel Color Co-occurrence Matrices for texture description of Barrett's Esophagus (BE) and adenocarcinoma images. Further classification using supervised learning techniques, ...
New data on recently described chilean trophonines (gastropoda : muricidae), description of a new species and notes of their occurrence at a cold seep site
(MAGNOLIA PRESS, 2006)
Additional specimens of three newly described Chilean species of Trophon s.l. Monfort, 1810 have been dredged recently off south-central Chile, and we here list the new data and illustrate the radulae. Another species, ...
Phylogenetic structure of geographical co-occurrence among New World Triatominae species, vectors of Chagas disease
(Wiley Blackwell Publishing, Inc, 2020-06)
The tropical niche conservatism (TNC) hypothesis is one of the most prominent evolutionary hypotheses that has been supported as an explanation for the diversity gradients of several animal taxa, mainly vertebrates. However, ...
First record of the smooth hammerhead shark (Sphyrna zygaena) in Saint Peter and Saint Paul Archipelago: range extension for the equatorial region
(Pontificia Universidad Católica de Valparaíso, 2017)