Results 81 to 90 of about 1,544 (214)

Centris pseudoephippia Friese 1899 [PDF]

, 2020
Centris pseudoephippia Friese, 1899 Centris pseudoephippia Friese, 1899: 47. Junior synonym of C. ephippium Smith, 1854 (Vivallo 2019). Type data: This species was proposed based on a single male collected in Sierra de Parima (“ St.
Vivallo, Felipe
core   +1 more source

Host records and cleptoparasitic behavior of the cuckoo bee Mesonychium asteria (Smith) (Apidae, Ericrocidini) in nests of Centris xanthomelaena Moure & Castro, (Apidae, Centridini)

Sociobiology, 2020
Mesonychium asteria (Smith) is a cleptoparasitic bee with occurrence restricted to South America. In this study, we provide new information related to the host association and cleptoparasitic behavior of this species in nests of Centris xanthomelaena ...
Herbeson Ovidio de Jesus Martins, Patricia Luiza de Oliveira Rebouças, Vinina Silva Ferreira   +2 more
doaj   +1 more source

Network rewiring and species turnover stabilize plant–pollinator interactions across habitats and seasons in dry forest

Ecosphere, Volume 17, Issue 5, May 2026.
Abstract Mutualistic interactions between plants and pollinators are fundamental to biodiversity maintenance and ecosystem resilience, yet their dynamics across space and time in tropical dry forests have not been widely examined. We analyzed plant–pollinator networks across seasons and habitat types in the highly seasonal and fragmented dry forest of ...
Julissa Rojas‐Sandoval, Alana Freytes‐Rivera, José J. Fumero‐Cabán, Irma Cabrera‐Asencio, James D. Ackerman, Michael R. Willig   +5 more
wiley   +1 more source

Cargas polínicas de abelhas polinizadoras de Byrsonima chrysophylla Kunth. (Malpighiaceae): fidelidade e fontes alternativas de recursos florais Pollen loads of pollinator bees of Byrsonima chrysophylla Kunth. (Malpighiaceae): fidelity and alternative sources of flower resources

Acta Botânica Brasílica, 2008
Byrsonima chrysophylla, conhecida popularmente como murici pitanga, é uma espécie arbustiva que ocorre em restinga. Dentre seus visitantes, além de abelhas da tribo Centridini, também se encontram com freqüência abelhas Xylocopini.
Éville Karina Maciel Delgado Ribeiro, Márcia Maria Corrêa Rêgo, Isabel Cristina Sobreira Machado   +2 more
doaj   +1 more source

First record of Centris hyptidis Ducke, 1908 (Hymenoptera: Apidae: Centridini) in State of Maranhão, Brazil

Entomological Communications, 2020
The unprecedented record of the species Centris (Paracentris) hyptidis Ducke, 1908 in the State of Maranhão, Brazil, is documented. A single female was collected during a visit on a Chamaecrista ramosa (Vogel) (Fabaceae) flower on an island in the ...
Carlos L. Neves Jr, Harryson Barros, Márcia Rêgo   +2 more
doaj   +1 more source

Fire modulates the structural drivers and functioning of individual‐based plant‐pollinator networks

Journal of Ecology, Volume 114, Issue 5, May 2026.
Ecological drivers that shape (positively or negatively) the plant‐pollinator network and determine plant fitness, both before and after a fire. Abstract Fire is a natural phenomenon that shapes ecosystems, but climate change and human activities have increased its frequency and magnitude, disrupting essential ecosystem services like pollination ...
Larissa Alves‐de‐Lima, Diego Anjos, Blanca Arroyo‐Correa, Letícia Rodrigues Novaes, Pedro Jordano, Helena Maura Torezan‐Silingardi   +5 more
wiley   +1 more source

Visitantes florales y potencial polinizador de trichocentrum stramineum orquídea amenazada y endémica de Veracruz

Revista Biológico Agropecuaria Tuxpan, 2017
Trichocentrum stramineum es una orquídea endémica del centro de Veracruz y en categoría de riesgo como amenazada según la NOM-059-SEMARNAT-2010 por la reducción poblacional donde habita.
Saúl Hernández Carmona, Gustavo Carmona Díaz, Paulo Cesar Quintana Morales, Jorge E. Morales, Alejandro Retureta Aponte, Victor Rico Gray   +5 more
doaj   +1 more source

Biochemical Characterization of a Kunitz‐Type Protease Inhibitor From Mimosa regnellii and Its Effects on Melanoma Cell Viability and Angiogenesis

Chemistry &Biodiversity, Volume 23, Issue 4, April 2026.
A Kunitz‐type serine protease inhibitor (JTI) purified from Mimosa regnellii seeds selectively targets melanoma cells. JTI triggers mitochondrial apoptosis, increases ROS and Ca2+ levels, arrests the cell cycle, and suppresses migration and angiogenesis without affecting healthy cells.
Luciana Maria Araújo Rabêlo, Pedro Henrique de Oliveira Cardoso, Leonardo Thiago Duarte Barreto Nobre, Paula Ivani Medeiros dos Santos, Sheyla Varela Lucena, Raphael Paschoal Serquiz, Marcelo Porto Bemquerer, Hugo Alexandre de Oliveira Rocha, Helena Bonciani Nader, Elizeu Antunes dos Santos, Adeliana Silva de Oliveira, Breno Emanuel Farias Frihling, Ludovico Migliolo   +12 more
wiley   +1 more source

The foundation and completion of Sultan Haji Ahmad Shah Mosque CENTRIS in Gombak (part I) [PDF]

To guarantee its success, every institution needs its internal workforce. To address this, Centre for Islamisation (CENTRIS), wherein the Sultan Haji Ahmad Shah (SHAS) Mosque is a part of, was established as the management and advocacy group.
Fatah Yasin, Raudlotul Firdaus
core  

Centris pachysoma Cockerell 1919 [PDF]

, 2020
Centris pachysoma Cockerell, 1919 Fig. 27 Centris pachysoma Cockerell, 1919: 189. Type data Cockerell (1919) described this species based on a single female specimen collected by William Rosenberg, the same collector of the type specimen of C ...
Vivallo, Felipe
core   +1 more source