Results 31 to 40 of about 2,470 (159)

Physa cubensis Pfeiffer, 1839 (Pulmonata: Physidae)

open access: yesMemorias do Instituto Oswaldo Cruz, 1987
A description of Physa cubensis Pfeiffer, 1839, based on 15 speciments collected in Havana, Cuba, is presented. The shell, measuring 9.0 x 4,8mm to 12.3 x 6.4mm, is ovate-oblong, thin, diaphanous, horncolored, shining.
W. Lobato Paraense
doaj   +1 more source

The heritability of shell morphometrics in the freshwater pulmonate gastropod Physa. [PDF]

open access: yesPLoS ONE, 2015
The cosmopolitan freshwater pulmonate snail Physa acuta hybridizes readily with Physa carolinae in the laboratory, although their F1 progeny are sterile. The two species differ qualitatively in shell shape, the former bearing a more globose shell and the
Robert T Dillon, Stephen J Jacquemin
doaj   +1 more source

Physa fontinalis

open access: yes, 2017
Physa fontinalis (Linnaeus, 1758) (fig. 6 A) Regional distribution. SeVeral tenS of SpecimenS of Physa fontinalis haVe been found by uS in SampleS from the Khoit Dalai Nuur Lake near Dorgon Settlement (14.07.2012; leg. D.M.
Marinskiy, Vadim V.
core   +1 more source

Freshwater snails and schistosomiasis mansoni in the state of Rio de Janeiro, Brazil: V - Norte fluminense mesoregion

open access: yesMemorias do Instituto Oswaldo Cruz, 2004
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

Physa natricina Taylor 1988, junior synonym of Physa acuta Draparnaud, 1805 (Pulmonata: Physidae)

open access: yes, 2007
Wethington, D. Christopher Rogers Amy R. (2007): Physa natricina Taylor 1988, junior synonym of Physa acuta Draparnaud, 1805 (Pulmonata: Physidae). Zootaxa 1662 (1): 45-51, DOI: 10.11646/zootaxa.1662.1.
Wethington, D. Christopher Rogers Amy R.
core   +1 more source

DNA barcoding of the medically important freshwater snail 'Physa acuta' reveals multiple invasion events into Africa [PDF]

open access: yes, 2018
The medically important freshwater snail Physa acuta is highly invasive and has been reported in several freshwater environments across Africa. To identify species and provide initial insights into the origins of P.
Smit, Nico J.   +7 more
core   +1 more source

Physa Marmorata Guilding, 1828 (Pulmonata: Physidae)

open access: yesMemorias do Instituto Oswaldo Cruz, 1986
A description of Physa marmorata Guilding, 1828, based on material collected at its type-locality, the Caribbean island of Saint Vincent, is presented. The shell is thin, horn-colored, surface very glossy, diaphanous.
W. Lobato Paraense
doaj   +1 more source

Freshwater snails and Schistosomiasis mansoni in the state of Rio de Janeiro, Brazil: IV - Sul Fluminense Mesoregion

open access: yesMemorias do Instituto Oswaldo Cruz, 2004
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

Будова статевої системи молюсків підродини Physinae

open access: yesНауковий вісник Східноєвропейського національного університету імені Лесі Українки: Серія: Біологічні науки, 2018
Здійснено аналіз кількісних показників статевої системи семи видів молюсків підродини Physinae (Physa fontinalis, Ph. adversa, Ph. skinneri, Ph. bulla, Physella acuta, Phys.
Alla Garlinska
doaj   +1 more source

Born This Way: Individuality Is Seeded Before Birth and Robust to Ecological Stress

open access: yesEcology Letters, Volume 29, Issue 9, September 2026.
We reared and recorded behaviours of clonal Amazon mollies in standardized environments, with and without predation stress, from birth through week four of life, to understand how the developmental environment influences the emergence of behavioural individuality.
James H. Gallagher   +5 more
wiley   +1 more source

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