scholarly journals New southern record of Erythrolamprus reginae (Linnaeus, 1758) (Serpentes: Dipsadidae), a vulnerable species in Argentina

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2016 ◽  
Vol 12 (5) ◽  
pp. 1976 ◽  
Author(s):  
Vanesa Arzamendia

I present the first record of the tropical snake Erythrolamprus reginae from Entre Ríos province as the southernmost record from Argentina and South America. This record extends the range of this species by 510 km airline south of known localities in Corrientes province. Geographical distribution in Argentina and Paraguay is provided. This record confirms the presence of E. reginae in seasonally flooded gallery forest bordering the Uruguay River, a biogeographical corridor for tropical biota invading temperate latitudes.

2008 ◽  
Vol 33 ◽  
pp. 29-46 ◽  
Author(s):  
Carmen Prada ◽  
Cristina H. Rolleri ◽  
Lilian Passarelli

ABSTRACT. Morphology, characterization, and geographical distribution of Blechnum cordatum (Blechnaceae-Pteridophyta). Specimens of Blechnum cordatum from localities of its large geographical area were analized. The species grows in Mesoamerica, Antillas and South America, from Venezuela and Colombia to Bolivia, SE and centre of Brazil, Paraguay, Argentina, centre and S of Chile, and Juan Fernández Islands. Blechnum cordatum is a tolerant, not vulnerable species, with large sporophytes; erect, scaly rhizomes; dimorphic fronds with scaly stipes and axes; lanceolate sterile laminae with lanceolate to oblong, coriaceae, finely denticulate to serrate, superficially scaly and hairy, attached by costa (peciolulate) pinnae, with cuneate- truncate to subcordate or auriculate bases, and narrowly lanceolate fertile laminae with vegetative tissue of pinnae reduced to the portion which support the undulate to erose indusia and continuous coenosorus. Veins are free, simple, geminate and furcate, the latter ramdomly dividing at different distances from the costa, all ending in large, active hydathodes. Aerophores, located only at the base of pinnae, may be absent. Spores have a cristate-reticulate perispore with filiform, ramified processes, and a smooth to granulate exospore. Based on this study, a new description of Blechnum cordatum, and its taxonomy is presented, along with comments on affinities with other neotropical and paleotropical species of the genus.Key words. Blechnaceae, Blechnum cordatum, morphology, taxonomy, palynology, geographical distribution.RESUMEN. Morfología, caracterización y distribución geográfica de Blechnum cordatum (Blechnaceae-Pteridophyta). Blechnum cordatum fue estudiado en especímenes de numerosas localidades de su extensa área de distribución. Crece en Mesoamérica, Antillas, Sudamérica, desde Venezuela y Colombia a Bolivia, SE y centro de Brasil, Paraguay, Argentina, centro y S de Chile e islas de Juan Fernández. Es una especie poco vulnerable, tolerante, con esporófitos grandes, rizomas a oblongas con pinnas coriáceas, lanceolado-oblongas, finamente denticuladas a aserradas, superficialmente escamosas y pilosas, unidas al raquis por la costa (pecioluladas), con bases cuneado- truncadas a subcordadas o auriculadas y láminas fértiles estrechamente lanceoladas con el tejido vegetativo de las pinnas reducido a la porción de la lámina que lleva el cenosoro continuo e indusio ondulado a eroso. Las venas son simples, geminadas y bifurcadas al azar a distancias variables de la costa y terminan en grandes hidatodos activos, sobresalientes o más o menos planos. Los aeróforos, presentes sólo en la base de las pinnas, pueden faltar. Las esporas son monoletas, con perisporio crestado-reticulado que lleva procesos filiformes y exosporio subliso a granulado. La especie se describe e ilustra en detalle, se actualiza su taxonomía y se comentan sus afinidades con otras especies neotropicales y paleotropicales del género.Palabras clave. Blechnaceae, Blechnum cordatum, morfología, taxonomía, palinología, distribución geográfica.


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2012 ◽  
Vol 8 (4) ◽  
pp. 630 ◽  
Author(s):  
Ronildo Alves Benício ◽  
Guilherme Ramos Da Silva ◽  
Mariluce Gonçalves Fonseca

The genus Physalaemus is widely distributed over South America, east of Andes. Physalaemus cicada belongs to the Physalaemus cuvieri group, is widely distributed over the Caatinga and is usually found in lentic and/or temporary water bodies. Herein, we extend its geographical distribution providing the first record of Physalaemus cicada for Piauí state, in the municipality of Picos.


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2020 ◽  
Vol 16 (2) ◽  
pp. 387-390
Author(s):  
Eudi Bonfim do Nascimento ◽  
Éder dos Santos Souza ◽  
Vinicius Fernandes de Paiva ◽  
Érica Cristina da Silva Chagas ◽  
Cleber Galvão

Cavernicola pilosa Barber, 1937 is a wild triatomine species that generally lives in caves but has been found invading dwellings. It feeds mostly on bat blood. This vector has a wide geographical distribution throughout Central and South America, including Brazil, Ecuador, Colombia, French Guiana, Panamá, Peru, and Venezuela. In Brazil, C. pilosa occurs in the states of Bahia, Pará, Tocantins, Espírito Santo, Goiás, Mato Grosso do Sul, Minas Gerais, Paraná, and Maranhão. We report for the first time its presence in Amazonas state, Brazil. 


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2010 ◽  
Vol 6 (3) ◽  
pp. 387 ◽  
Author(s):  
Márcia Cristina Nascimento Justo ◽  
Anna Kohn

Two species of Didymozoidae originally described from Pacific Ocean, Wedlia retrorbitalis and Wedlia submaxillaris are reported for the first time in South America, Atlantic Ocean. W. retrorbitalis was found encysted in retrorbital adipose tissue and W. submaxillaris in the maxillary region of Thunnus obesus caught along the Rio de Janeiro coastline, extending their current geographical distribution. Original measurements and figures are presented.


Author(s):  

Abstract A new distribution map is provided for Tilletia contraversa Kuhn. Hosts: Wheat (Triticum) and other Gramineae. Information is given on the geographical distribution in AFRICA, Libya, ASIA, Afghanistan, Turkey, USSR (Azerbaijan, Alma-ata, Transcaucasia, Turkmenistan), EUROPE, Albania, Austria, Bulgaria, Czechoslovakia, France, Germany, Hungary, Italy, Romania, Sweden, Switzerland, USSR (Stavropol), Yugoslavia, NORTH AMERICA, Canada (B. C., Ont), United States (Colo, Idaho, Montana, N. Y., Oregon, Utah, Washington State, Wyo.), SOUTH AMERICA, Argentina (B. A., La Pampa, San Luis, Córdoba, Santa Fé, Entre Rios), Uruguay.


2017 ◽  
Vol 65 (2) ◽  
pp. 183 ◽  
Author(s):  
Estela E. Rodriguez ◽  
Pablo G. Aceñolaza ◽  
Eliana Linares Perea ◽  
Antonio Galán de Mera

Multivariate floristic analyses of Butia yatay palm groves and gallery forest associated with the Uruguay River basin of Entre Rios Province (Argentina) were performed, including vegetation stands of Rio Grande do Sul State (Brazil). Several new phytosociological associations were identified. These include Eugenio myrcianthis–Butietum yatay association, which represents palm groves on sandy soils evolved from ancient river deposits, and Bignonio callistegioidis–Terminalietum australis association, which represents some gallery forests on regular floodplains of the Uruguay River. Both are placed in the new Pampean alliance Guettardo uruguensis–Bution yatay, which is part of the Dyckio brevifoliae–Terminalietalia australis order and Sebastianio schottiae–Terminalietea australis class, which has been described for Brazil.


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2010 ◽  
Vol 6 (3) ◽  
pp. 382 ◽  
Author(s):  
Fabiana B. Drago ◽  
Lía Inés Lunaschi

Australapatemon canadensis Dubois and Rausch, 1950 (Digenea, Strigeidae) is reported parasitizing to Cygnus melancoryphus (Molina) (Anatidae) from Lacombe Lagoon, Buenos Aires Province and Pellegrini Lake Río Negro Province, Argentina. This species is described and compared with related species. The finding of A. canadensis in C. melancoryphus in Argentina represents a new host record extending to South America the geographical distribution of this species.


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2011 ◽  
Vol 7 (5) ◽  
pp. 596 ◽  
Author(s):  
Yamila P. Cardoso ◽  
Florencia Brancolini ◽  
Lucila Protogino ◽  
Marta Lizarralde

The present work extends to Argentina the distribution of Hypostomus aspilogaster originally described from Uruguay River in southern Brazil. The examined specimens were sampled in the stream Mandisoví Grande, affluent of Uruguay River in Entre Ríos province, and in Punta Lara, from Río de la Plata basin, in Buenos Aires province, Argentina. This represents the first country record for this species. 


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2010 ◽  
Vol 6 (4) ◽  
pp. 534 ◽  
Author(s):  
Rodrigo R. Scartozzoni ◽  
Vivian C. Trevine ◽  
Valdir J. Germano

We reviewed the geographical distribution of Pseudoeryx plicatilis in South America, and present new records in Bolivia and from nine Brazilian states. This is the first record of P. plicatilis in the states of Acre, Amapá, and Roraima, northern region of Brazil. The presence of P. plicatilis in the municipality of Alta Floresta expands its distribution about 650- 700 km northward in the state of Mato Grosso, and about 620 km southward from the nearest localities in the state of Pará. Other new records are presented, which contribute to the knowledge of the distribution of P. plicatilis in South America.


2019 ◽  
Vol 40 (1) ◽  
pp. 45-50
Author(s):  
Carlos R. Vilela ◽  
Gerhard Bächli

The male terminalia of a non-type Diathoneura longipennis (Malloch 1926) specimen,collected in Peru, were dissected and analyzed. The aedeagus and associated sclerites were found tohave been fixed at a late stage of protrusion, resulting in a different morphology, when compared to thetwo previous publications, which were fixed at earlier stages. Consequently, additional details of certainanatomical parts were observed and a better understanding of the aedeagus protruding process was attained.Diathoneura longipennis has been previously identified in San Mateo, Alajuela, Costa Rica (type locality)and Panama, and this specimen represents the first record of this species in South America.


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