Results 81 to 90 of about 370 (97)

Sympterygia bonapartii Muller y Henle 1841

2015
Sympterygia bonapartii Müller y Henle, 1841. Systematische Beschreibung der Plagiostomem. Berlín. (Sin localidad tipo). INIDEP 36. Mar del Plata, col. Octubre 1970. Ident. M. B. Cousseau abril 1973. 2, ♂ 257 y ♀ 260 mm AD. INIDEP 37. Mar del Plata, Octubre 1970. Ident. M. B. Cousseau abril 1973. 2, ♀ 462 y 381 mm LT. INIDEP 239.
Barbini, Santiago A., Cousseau, María B.   +1 more
openaire   +1 more source

Embryonic development timeline in skates (Chondrichthyes: Rajiformes): Sympterygia acuta as the first case study in the family Arhynchobatidae.

Zoology, 2022
Oviparous elasmobranch embryos (Chondrichthyes) have been the focus of several embryological studies; they are useful models for studying early ontogeny in vertebrates, as can help explore the existence of common developmental patterns among species ...
D. M. Vazquez, C. Awruch, L. Lucifora, J. M. Díaz de Astarloa, E. Mabragaña   +4 more
semanticscholar   +1 more source

Predation and epibiosis on egg capsules of the Shorttail fanskate, Sympterygia brevicaudata

Revista de biologia marina y oceanografia, 2022
After deposition, chondrichthyan egg capsules are frequently exposed to numerous threats that affect their survival. However, the ecological factors affecting the development and survival of embryos inside egg capsules remain unclear.
Mylene E. Seguel, Sebastián Sebastián Ramírez-Rivera, Francisco Concha, M. Espinoza, S. Hernández   +4 more
semanticscholar   +1 more source

TAXONOMIC IMPLICATIONS OF THE RESOURCE “BATOIDS” IN COMMERCIAL LANDINGS OF BOTTOM TRAWL FISHERIES IN SOUTHERN BRAZIL

Arquivos de Ciências do Mar
Foi realizado um levantamento das espécies desembarcadas pela frota de pesca de arrasto de fundo do Rio Grande - RS entre os anos de 2001 e 2015. As amostragens ocorreram de modo descontínuo ao longo desse período.
Angélica Pereira da Silva, M. Oddone
semanticscholar   +1 more source

Metal and metalloid concentration, distribution and accumulation in embryonic tissues of the batoid Sympterygia acuta.

Marine Pollution Bulletin
A few studies have assessed the environmental contamination in elasmobranch embryos, remarkably oviparous species. In this study, we evaluated the concentration of 10 metals and As in embryos of the critically endangered Bignose Fanskate Sympterygia ...
M. F. Martins, P. G. Costa, Adalto Bianchini   +2 more
semanticscholar   +1 more source

A new species of Heteronybelinia (Cestoda: Trypanorhyncha) from Sympterygia bonapartii (Rajidae), Nemadactylus bergi (Cheilodactylidae) and Raneya brasiliensis (Ophidiidae) in the south-western Atlantic, with comments on host specificity of the genus.

Journal of helminthology, 2014
Adults and plerocercoids of a new species of Heteronybelinia (Trypanorhyncha, Tentaculariidae) were recovered from the skate Sympterygia bonapartii (Rajiformes: Rajidae) and two species of teleosts, Raneya brasiliensis (Ophidiiformes: Ophidiidae) and Nemadactylus bergi (Perciformes: Cheilodactylidae), respectively. Heteronybelinia mattisi n.
A, Menoret, V A, Ivanov
openaire   +1 more source

Temporal Variation in the parasitic MetazoanCommunities of Sympterygia bonapartii (Condrichthyes)from the Bahia Blanca estuary in Presence ofAnthropogenic Impact

, 2019
S. Guagliardo, C. Schwerdt, D. Tanzola
semanticscholar   +1 more source

Description of a new genus of Escherbothriidae (Cestoda: Rhinebothriidea) in species of Sympterygia (Rajiformes: Arhynchobatidae) from South America based on morphological and molecular evidence, with an amended diagnosis of the family

Zoologischer Anzeiger, 2023
Sebastián Franzese, M. Montes, M. I. Shimabukuro, Nathalia J. Arredondo   +3 more
semanticscholar   +1 more source

Seasonal Reproductive Biology of the Bignose Fanskate Sympterygia acuta (Chondrichthyes, Rajidae)

Estuaries and Coasts, 2015
E. Mabragaña, L. Lucifora, M. Corbo, J. M. Díaz de Astarloa   +3 more
semanticscholar   +1 more source

The reproductive ecology and abundance of Sympterygia bonapartii endemic to the south-west Atlantic

Journal of Fish Biology, 2002
openaire   +1 more source