Results 21 to 30 of about 7,800 (153)

El estudio de la biodiversidad en México: ¿una ruta con dirección?

open access: yesRevista Mexicana de Biodiversidad, 2013
México es un país con una riqueza natural extraordinaria; sin embargo, a pesar de 2 siglos de trabajo en sistemática, se conoce solamente una fracción del total de las especies que existen en el país.
Enrique Martínez-Meyer   +2 more
doaj   +1 more source

The Trichoptera of Panama XIV. New species of microcaddisflies (Trichoptera: Hydroptilidae) from Omar Torrijos Herrera National Park [PDF]

open access: yes, 2020
. In 2017, a new project was begun to assess the biodiversity of national parks and forest reserves in the Republic of Panama. Designated “Proyecto Sistema de Producción Sostenible Conservación de la Biodiversidad (PSPSCB)”, this project is managed by ...
Armitage, Brian J., Harris, Steven C.
core   +2 more sources

New lichen biota records from Santuario Histórico de Machu Picchu, Peru

open access: yesRevista Peruana de Biología, 2015
While high species diversity of lichen - lichenized fungi - is reported especially in the tropics, the studies on these organisms are still scarce in Peru. Using conventional methodology and current literature on the description of genera and species, we
Jano Nuñez-Zapata   +6 more
doaj   +1 more source

First record of Megischus brunneus Cresson, 1865 (Hymenoptera: Stephanidae) from Hispaniola, the Antilles [PDF]

open access: yes, 2012
The occurrence of Megischus brunneus Cresson (Hymenoptera: Stephanidae) is recorded for the first time from Hispaniola, the Antilles. The species was previously known from southern Florida and Cuba.
Genaro, Julio A.
core   +1 more source

Primer registro de depredación por Notonecta melaena Kirkaldy, 1897 (Insecta: Notonectidae) sobre Procambarus clarkii (Girard, 1852) (Decapoda: Cambaridae)

open access: yesBiota Colombiana
Este trabajo documenta por primera vez la depredación del cangrejo de río Procambarus clarkii (Girard, 1852) (Decapoda: Cambaridae) por Notonecta melaena Kirkaldy, 1897 (Insecta: Notonectidae).
Fredy Palacino Rodríguez   +1 more
doaj   +1 more source

Flora das cangas da Serra dos Carajás, Pará, Brasil: Celastraceae

open access: yesRodriguésia
Resumo Este estudo apresenta as espécies de Celastraceae registradas para as áreas de canga da Serra dos Carajás, estado do Pará, incluindo descrição morfológica, ilustrações e comentários.
Julio Antonio Lombardi, Leonardo Biral
doaj   +1 more source

Una especie nueva de Lachesilla en el grupo pedicularia y nuevos registros de Psocoptera (Insecta: Psocodea) de Paraguay

open access: yesRevista Mexicana de Biodiversidad, 2015
Se describe e ilustra una especie nueva de Lachesilla en el grupo de especies pedicularia. Pertenece a unconjunto de especies sudamericanas y del sureste de México.
Alfonso N. García-Aldrete
doaj   +1 more source

Memoir of the III simposio latinoamericano de briologia : briología en el beotrópico July 13-17, 1992 - Mexico City, Mexico [PDF]

open access: yes, 1992
Botanical history has recorded significant contributions of bryology to its conceptual development and to man’s scientific knowledge. The discovery of sexual chromosomes in plants by Allen and the production of the first polyploids by Wettstein are but ...

core  

Nocturnal Gardeners: Dispersal of Large Seeds by Tent‐Roosting Bats in the Lacandon Rainforest, Mexico

open access: yesBiotropica, Volume 58, Issue 2, March 2026.
Tent‐roosting bats in the Lacandon Forest, Mexico, play a previously undocumented role in dispersing large seeds (> 5 mm) from mature forest species with important ecological and human uses. Sampling 21 feeding tents across two protected areas yielded 2137 seeds from 54 species, with seed deposition rates significantly higher under bat tents than in ...
Francisco Perera Rieder   +2 more
wiley   +1 more source

Engaging Students Subtly [PDF]

open access: yes, 2004
Edith Green Professor Ron Mills on the art of ...
Davis, Laura
core   +1 more source

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