Aristolochia quiricoana (Aristolochiaceae), a new species from southern Costa Rica Autores: Jiménez, José Esteban, Cedeño-Fonseca, Marco, Blanco, Mario A.

“...A recent synopsis of Aristolochia in Costa Rica recognized 19 species; nevertheless, recent botanical exploration in southwestern Costa Rica has revealed yet another new species of this genus. ...”

El aserrío de Dialium guianense (Aubl) Sandwith en Costa Rica Autores: García Sandí, Roy, Moya Roque, Róger

“...It is intended here, to evaluate the efficiency of band saws with the characteristics most commonly used in Costa Rica, as well as treatments recommended for hardwoods (teeth with stelite reinforcements) such as is the case of the species Dialium guinense (Aubl) Sandwith since it is not widely used in Costa Rica in spite of its great abundance because it is considered an extremely hard and abrasive wood. ...”

Perceptual analysis of energy market based on woody biomass of trees originated in Costa Rica Autores: Valverde, Juan Carlos, Arias, Dagoberto, Campos, Rooel, Jiménez, María Fernanda, Brenes, Laura

“...For which 52 producers, 33 intermediaries and 55 consumers of tree biomass from the North Zone of Costa Rica were surveyed, studying the market from a technical, environmental, financial and social perspective, and identifying the variables that limit the market. ...”

Ecology of the leaf litter herpetofauna of a Neotropical rain forest: la Selva, Costa Rica. Autores: Sima Lieberman, Susan

“...Durante un período de 13 meses consecutivos se estudió la herpetofauna de hojarasca en relación con sus hábitos alimenticios y ambiente físico y estructural en un área de bosque tropical perennifolio no perturbado y en una plantación de cacao adyacente y abandonada 20 años atrás, ambas localizadas en la estación biológica la Selva, Costa Rica. El cacaotal se considera como un ambiente perturbado debido a la introducción de un agrosistema. ...”

Ricciocarpos natans (Marchantiophyta, Ricciaceae), new to Costa Rica, with a survey of its presence in Latin America Autores: Acuña Castillo, Rafael, Jiménez, José Esteban, Blanco Coto, Mario Alberto, Bezerra Silva, Luiz Eduardo

“...The objective of this study is to report the presence of this species in Costa Rica and to survey its current distribution in Latin America. ...”

Properties of laminated curves manufactured with steamed veneers from fast-growth tropical wood in Costa Rica Autores: Shirazinia, Mahyar, Moya, Róger, Muñoz, Freddy

Effects of tillage activities on leaf area index in a Tectona grandis plantation in northern Costa Rica Autores: Valverde, Juan Carlos, Guevara-Bonilla, Mario, Arias, Dagoberto, Briceño, Elemer, Esquivel, Edwin

“...Tectona grandis is one of the species most used in reforestation projects in Costa Rica, and it has been planted on sites with problems of soil compaction layers that delay plantation growth; for this reason it is necessary to develop activities that improve soil conditions and promote productivity. ...”

Ischnorhynchinae from Costa Rica (Hemiptera-Heteroptera: Lygaeoidea: Lygaeidae) with description of a new species of Kleidocerys Autores: Luis Manuel Cervantes Peredo, Harry Brailovsky

“...Here, we report this subfamily for the first time from Costa Rica, redescribe Kleidocerys virescens, Neokleidocerys goldmani, Polychisme poecilus, and describe a new species, Kleidocerys costaricensis n. sp. ...”

Systematic revision of the genus Cephalocyclus with description of ten new species from Mexico and Costa Rica (Scarabaeoidea: Aphodiidae) Autores: Dellacasa, Marco, Dellacasa, Giovanni, Gordon, Robert D.

Notas sobre el comportamiento y la migración de Urania fulgens (Lepidoptera: Uraniidae) en Costa Rica Autores: Murillo-Hiller, Luis Ricardo

“...Observations on U. fulgens behavior were done in Costa Rica during a mass migration in 2005; notes on the behavior of a non-migratory population are also documented. ...”

ESTRUCTURA POBLACIONAL Y PROPORCIÓN DE SEXOS DEL CAIMÁN (CAIMAN CROCODILUS) EN EL RÍO SIERPE, COSTA RICA Autores: Escobedo Galván, Armando H., González-Maya, José F.

“...A study was carried out in the Sierpe River, in the South Pacific of Costa Rica, from July 2004 through March 2005, comprising both rainy and dry seasons. ...”

Especies de Thysanoptera en una localidad del Cerro de la Muerte en Costa Rica, Centro América Autores: Soto-Rodríguez, Gerardo, Retana-Salazar, Axel, Rodríguez-Arrieta, Jesús

“...El estudio se llevó a cabo de Julio 2010 a Octubre 2013 en 10 hectáreas localizadas en el Cerro de la Muerte, Costa Rica, Centroamérica. Se tomaron muestras mensuales por el método de golpeo de la vegetación en 22 especies de plantas, de las cuales sólo en 18 se obtuvieron thrips. ...”

ESPECIES DE ELAPHROTHRIPS (THYSANOPTERA: PHLAEOTHRIPIDAE: IDOLOTHRIPINAE) HALLADAS EN COSTA RICA, CON LA DESCRIPCIÓN DE TRES ESPECIES NUEVAS Autores: Retana Salazar, Axel P., Soto-Rodríguez, Gerardo A.

“...Elaphrothrips valerioi sp. nov. collected in Alajuela, Elaphrothrips cesari sp. nov. collected in Heredia and Elaphrothrips lorraineae sp. nov. collected in Limón are described from Costa Rica. A key to the known sixteen species of Costa Rica is presented....”

The new genus Acrocephalomyia, and a new species of ropalomera from Costa Rica, with additional records for other Mesoamerican species (Diptera: Ropalomeridae) Autores: Sergio Ibáñez-Bernal, Vicente Hernández-Ortiz

Dos nuevos registros para la flora de musgos de Costa Rica: Steereobryon subulirostrum y Pogonatum pensilvanicum (Polytrichaceae) Autores: JUAN FRANCISCO EFRAIN DE LUNA GARCIA, María Silvina Ussher Miozzo, RAQUEL COBOS ACOSTA

“...En tal virtud, se proveen claves para la identificación de los géneros de Polytrichaceae y de las especies de Pogonatum de Costa Rica....”

Lista de la flora vascular de la cuenca superior del Río Savegre, San Gerardo de Dota, Costa Rica Autores: Kappelle, Maarten, van Omme, Liz, Juárez, Marta E.

“...This paper presents a checklist of the vascular plant species found in the upper watershed of the Savegre River (2 000-3 491 m above sea level), San Gerardo de Dota, Los Santos Forest Reserve, Cordillera de Talamanca, Costa Rica. Alpine páramo vegetation, subalpine dwarf forests, upper and lower montane cloud forests, as well as man-induced montane vegetation types such as pasturelands, fernbrakes, shrublands, secondary forests and tree plantations, were sampled. ...”

Períodos de actividad y dieta de Dasyprocta punctata (Gray, 1842) (Rodentia; Dasyproctidae) en agroecosistemas con café, San Ramón, Costa Rica Autores: Sánchez-Brenes, Ronald J., Monge, Javier

“...This research is based on determining D. punctata habits in coffee agroecosystems in Rincón de Mora, San Ramón, Alajuela, Costa Rica. For this, four camera traps were placed in strategic places (food sources, burrows, creeks, and transition with the secondary forest). ...”

Evaluación de la composición química, secado al aire, preservación y trabajabilidad de ocho especies de rápido crecimiento en plantación de Costa Rica Autores: Moya, Róger, Salas, Cynthia, Berrocal, Alexander, Valverde, Juan Carlos

“...Evaluation of chemical compositions, air-dry, preservation and workability of eight fastgrowing plantation species in Costa RicaCosta Rica has successfully planted various forestry species for wood production. ...”

Influencia de la edad del cambium, tasa de crecimiento y nivel de precipitación sobre la densidad básica de la teca en Costa Rica Autores: Moya Roque, Róger

“...Teak (Tectona grandis) is an important species for commercial reforestation in Costa Rica and it is sold as “baby teak” in the international market due to the fact that it comes from plantations not older than 10 years. ...”

El género Elaphrothrips buffa, 1909 (Insecta, Thysanoptera, Tubulifera) en América Central, discusión del concepto de especie y descripción de especies nuevas para Costa Rica Autores: Retana-Salazar, Axel P., Soto-Rodríguez, Gerardo A., Rodríguez-Arrieta, J. Alexander

“...Se revisó el material de Elaphrothrips que ha sido recolectado y se describen tres especies nuevas procedentes de material recolectado en Costa Rica pero depositado en la colección del Senckenberg Museum en Alemania....”