Results 21 to 30 of about 492 (117)
In this paper, the last of a series dealing with the survey of freshwater gastropods of the state of Rio de Janeiro, the results of collections carried out in the Noroeste Fluminense Mesoregion from 2002 to 2005 are presented and revealed the occurrence ...
Silvana C Thiengo +3 more
doaj +1 more source
Ecological study of two gastropods species Melanoides turbuculata and Melanopsis preaemorsa from Euphrates river - Basrah, Iraq [PDF]
Biological and taxonomic studies of snails in the waters of Iraq's desert have been enhanced through seasonal recording of them, and it is one of the means to follow their distribution and determine the density. Aiming to determine occurrence and density
Al-Khafaji, Khaled Kh. +2 more
core +2 more sources
Realizou-se um inquérito malacológico em criadouros, permanentes e temporários, no bairro de Piedade, Jaboatão dos Guararapes, Pernambuco, entre novembro de 2006 e novembro de 2007 com o objetivo de conhecer a fauna malacológica dessa localidade, bem ...
Marco Antônio Andrade de Souza +3 more
doaj +1 more source
In this paper, the fifth of a series dealing with the survey of freshwater gastropods of the state of Rio de Janeiro, the results of collections carried out in the Norte Fluminense Mesoregion from 2002 to 2003 are presented and revealed the occurrence of
Silvana C Thiengo +5 more
doaj +1 more source
Melanoides tuberculatus (O.F. Mull.), a gastropod species new for the fauna of Poland, was found in discharge canals of the P1tnow and Konin power stations, situated in the Kujawy Lake District (Central Poland). The exotic gastropod, known in Europe mainly from aquaria and conservatory ponds, is the sixth invasive mollusc species recorded from heated ...
Andrzej Piechocki +2 more
openaire +1 more source
Melanoides tuberculatus is an Afro-Asiatic thiarid, common in freshwater environments, now present in a wide portion of the tropical and subtropical regions of the New World. The present study had as its objective to register the occurrence of M. tuberculatus in the area of mangrove of the estuary of the Ceara River, verifying its density and the ...
C.X. Barroso, H. Matthews-Cascon
openaire +1 more source
Threatened gastropods under the evolutionary genetic species concept: Redescription and new species of the genus Aylacostoma (Gastropoda: Thiaridae) from High Paraná River (Argentina-Paraguay) [PDF]
The genus Aylacostoma Spix, 1827, is mainly endemic to South America, and comprises about 30 nominal species, most of which were described based solely on conchological features following the typological approaches of most of the 19th and the mid-20th ...
Beltramino, Ariel Anibal +3 more
core +3 more sources
Snail abundance in freshwater canals in the eastern province of Saudi Arabia and acute toxicity studies of copper sulphate in Biomphalaria arabica and Lymnaea auricularia [PDF]
The present study aimed to investigate the distribution of three species of freshwater snails, namely; Biomphalaria Arabica; Planorbidae, Lymnaea auricularia; Lymnaeidae and Melanoides tuberculatus; Thiaridae in two different parallel canals (the ...
Suliman Al-Akel, Ali +1 more
core +2 more sources
In this paper, the forth of a series dealing with the survey of freshwater gastropods of the state of Rio de Janeiro, the results of collections carried out in the Sul Fluminense Mesoregion from 2000 to 2002 are presented and revealed the occurrence of ...
Silvana C Thiengo +3 more
doaj +1 more source
On growth and form of irregular coiled-shell of a terrestrial snail: Plectostoma concinnum (Fulton, 1901) (Mollusca: Caenogastropoda: Diplommatinidae) [PDF]
The molluscan shell can be viewed as a petrified representation of the organism’s ontogeny and thus can be used as a record of changes in form during growth.
Ackerly +98 more
core +3 more sources

