Results 31 to 40 of about 363 (127)

A new species of Mesovelia (Heteroptera: Gerromorpha: Mesoveliidae) from South America, with identification key and notes on Colombian species [PDF]

open access: yes, 2016
Floriano, Carla Fernanda Burguez, Moreira, Felipe Ferraz Figueiredo, Bispo, Pitágoras Da Conceição, Morales, Irina, Molano-Rendón, Fredy (2016): A new species of Mesovelia (Heteroptera: Gerromorpha: Mesoveliidae) from South America, with identification ...
Floriano, Carla Fernanda Burguez   +13 more
core   +1 more source

Biological Monitoring Using Macroinvertebrates as Bioindicators of Water Quality of Maroaga Stream in the Maroaga Cave System, Presidente Figueiredo, Amazon, Brazil

open access: yesInternational Journal of Ecology, Volume 2014, Issue 1, 2014., 2014
Aquatic environments are being modified by anthropogenic activities regarding their biological, physical, and chemical conditions; even pristine aquatic ecosystems can be threatened. This study focused on the biological monitoring of Maroaga Stream—a first order stream located in an Environmental Protection Area in the Amazon using the Biological ...
Christiane Brito Uherek   +2 more
wiley   +1 more source

FIGURES 3A–K in Three new species of Mesovelia Mulsant & Rey (Hemiptera: Heteroptera: Mesoveliidae) from India [PDF]

open access: yes, 2017
FIGURES 3A–K. Mesovelia lillyae sp. nov.: A, apterOuS male (hOlOtype), dOrSal view; B, apterOuS female, dOrSal view; C, macrOpterOuS male, dOrSal view; D, mid femur Of apterOuS male, ventral view, ShOwing armature; E, abdOminal tip Of macrOpterOuS male ...
Chandra, Kailash
core   +1 more source

Merragata W HITE 1877 [PDF]

open access: yes, 2022
Gattung Merragata W HITE, 1877 Merragata hebroides WHITE, 1877 *Published as part of Heiss, Ernst, Eckelt, Andreas, Lederwasch, Manfred & Unterasinger, Romed, 2022, Die Heteropterensammlung Ernst Heiss im Tiroler Landesmuseum Ferdinandeum.
Lederwasch, Manfred   +3 more
core   +1 more source

A comparison of the external morphology and functions of labial tip sensilla

open access: yesEuropean Journal of Entomology, 2014
The present study provides new data on the morphology and distribution of the labial tip sensilla of 41 species of 20 gerromorphan (sub)families (Heteroptera: Gerromorpha) obtained using a scanning electron microscope.
Jolanta BROŻEK, Herbert ZETTEL
doaj   +1 more source

Haloveloides ANDERSEN 1992 [PDF]

open access: yes, 2022
Gattung Haloveloides ANDERSEN, 1992exld Haloveloides anderseni ZETTEL, 2003 Haloveloides aradophili ZETTEL, 2006 * Haloveloides femoralis ANDERSEN, 1992Published as part of Heiss, Ernst, Eckelt, Andreas, Lederwasch, Manfred & Unterasinger, Romed,
Lederwasch, Manfred   +3 more
core   +1 more source

A synopsis of the species of Mesovelia (Insecta: Heteroptera: Mesoveliidae) occurring in the floodplain of the Amazon River, Brazil, with redescriptions of Mesovelia mulsanti White and M. zeteki Harris & Drake Sinopse das espécies de Mesovelia (Insecta: Heteroptera: Mesoveliidae) ocorrentes na várzea do Rio Amazonas, Brasil, com redescrições de Mesovelia mulsanti White e M. zeteki Harris & Drake

open access: yesActa Amazonica, 2008
Mesovelia mulsanti White, 1879 and M. zeteki Harris & Drake, 1941 are newly recorded in the Amazon River floodplain, Brazil. A key to the three known species ocurring in this region is also provided. Mesovelia mulsanti can be distinguished from M. amoena
Felipe Ferraz Figueiredo Moreira   +2 more
doaj   +1 more source

Spatiotemporal assessment of benthic macroinvertebrate communities in the Bermejo River Basin in the Ecuadorian Amazonia

open access: yesLimnology and Oceanography Letters, Volume 10, Issue 3, Page 371-380, June 2025.
Abstract The Cofán communities rely on the Cofán Bermejo Ecological Reserve for their survival and cultural practices. Due to the rugged and inaccessible topography of the reserve in the Northern Ecuadorian Amazon region, limited biomonitoring and ecological characterization studies of the ecosystem health have been conducted.
Federico Sinche Chele   +8 more
wiley   +1 more source

Hermatobates CARPENTER 1892 [PDF]

open access: yes, 2022
Gattung Hermatobates CARPENTER, 1892 Hermatobates marchei (COUTIERE & MARTIN, 1901) *Published as part of Heiss, Ernst, Eckelt, Andreas, Lederwasch, Manfred & Unterasinger, Romed, 2022, Die Heteropterensammlung Ernst Heiss im Tiroler Landesmuseum ...
Lederwasch, Manfred   +3 more
core   +1 more source

Facilitation of benthic assemblages by Bluehead Chubs: Testing the stress‐gradient hypothesis in streams

open access: yesEcology of Freshwater Fish, Volume 33, Issue 2, April 2024.
Abstract Ecosystem engineers facilitate beneficiary species by ameliorating physical habitat. The stress‐gradient hypothesis (SGH) predicts the importance of facilitation in communities should increase with physical stress but has rarely been tested in freshwater.
Isabel G. Evelyn   +2 more
wiley   +1 more source

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