Results 21 to 30 of about 3,469 (229)

Planorbidae, Lymnaeidae and Physidae of Peru (Mollusca: Basommatophora) [PDF]

open access: diamondMemorias do Instituto Oswaldo Cruz, 2003
In the course of several trips to Peru I had the opportunity of collecting topotypic specimens of Biomphalaria andecola (Orbigny, 1835), B. helophila (Orbigny, 1835), B. pucaraensis (Preston, 1909), Drepanotrema limayanum (Lesson, 1830), D.
Paraense W Lobato
doaj   +6 more sources

Revisión de dos especies de Physidae Revision of two species of Physidae

open access: greenRevista Mexicana de Biodiversidad, 2011
A pesar de los numerosos trabajos que abordan desde diferentes ópticas la sistemática de Physidae, la situación taxonómica de las entidades de esta familia presentes en la Argentina es aún confusa.
Verónica Núñez
doaj   +2 more sources

Aplexa hypnorum (Gastropoda: Physidae) exerts competition on two lymnaeid species in periodically dried ditches [PDF]

open access: hybridAfrican Invertebrates, 2016
Samples of adult Aplexa hypnorum were experimentally introduced into periodically dried ditches colonized by Galba truncatula or Omphiscola glabra to monitor the distribution and density of these snail species from 2002 to 2008, and to compare these ...
D. Rondelaud, P. Vignoles, G. Dreyfuss
semanticscholar   +4 more sources

INFLUENCIA AMBIENTAL EN LA ABUNDANCIA DE DOS POBLACIONES DE PHYSELLA ACUTA (PULMONATA: PHYSIDAE) DE CAMAGÜEY (CUBA)

open access: hybridNeotropical Helminthology, 2020
Physella acuta Draparnaud 1805 es una especie muy abundante en los lugares donde parece llevar a cabo una determinada accion de control sobre otras especies indeseables de moluscos.
Raisa Vázquez-Capote   +3 more
semanticscholar   +5 more sources

Primer registro de Stenophysa marmorata (Guilding, 1828), Gastropoda, Physidae en ríos de la provincia de Loja, Ecuador

open access: yesACI Avances en Ciencias e Ingenierías, 2022
Presentamos el primer registro escrito del gasterópodo dulceacuícola Stenophysa marmorata en Loja, Ecuador, espécimen colectado en los ríos de la ciudad de Loja.
Gabriela Palacio-Villamagua   +2 more
doaj   +3 more sources

Assessing the role of taxonomic impediment in the knowledge on geographic distribution of Physidae (Gastropoda: Hygrophila) in South America, using an intensive-data approach [PDF]

open access: diamondAnais da Academia Brasileira de Ciências
There is a marked disparity in the state of knowledge of Holartic x Neotropical species of the freshwater snail family Physidae; the incipiency of data on Neotropical physids reflecting the lower number of dedicated specialists. The gaps in the knowledge
BIANCA SARTINI   +5 more
doaj   +3 more sources

Clarifying the identity of the long-established, globally-invasive Physa acuta Draparnaud, 1805 (Gastropoda: Physidae) in Singapore.

open access: goldBioInvasions Records, 2015
The freshwater snail identified as Physastra sumatrana has been recorded in Singapore since the late 1980’s. It is distributed throughout the island and commonly associated with ornamental aquatic plants.
Ng TingHui, Tan SiongKiat, D. Yeo
semanticscholar   +3 more sources

Differences on allocation of available resources, in growth, reproduction, and survival, in an exotic gastropod of Physidae compared to an endemic one Diferencias en la asignación de los recursos disponibles en crecimiento, reproducción y supervivencia entre un gasterópodo exótico y uno endémico de la familia Physidae [PDF]

open access: diamondIheringia: Série Zoologia, 2010
Physa acuta Draparnaud, 1805 is an invasive gastropod that can affect local species. In Argentina, it is widespread and abundant, even in environments inhabited by the native species Stenophysa marmorata Guilding, 1828.
Verónica Núñez
doaj   +3 more sources

Biometrics and life cycle of Physa acuta Draparnaud, 1805 (Gastropoda: Basommatophora: Physidae) under human impact

open access: diamondFolia Malacologica, 2016
: Alterations in the shell dimensions of Physa acuta Draparnaud, 1805 were studied from May to September in a sinkhole pond with very hard water in Siemianowice-Bytków (Upper Silesia, Southern Poland).
W. Serafinski   +2 more
semanticscholar   +4 more sources

STENOPHYSA IMPLUVIATA (MORELET, 1849) (PULMONATA: PHYSIDAE) EN EL ESTADO DE TABASCO, MÉXICO

open access: greenEcosistemas y Recursos Agropecuarios, 2014
Para obtener el articulo completo pueden contactar al editor de la revista Ecosistemas y Recursos Agropecuarios en el siguiente correo era@ujat.mx y se les enviará sin ningún costo.
Luis José Rangel Ruiz   +1 more
doaj   +3 more sources

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