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Lissothuria caboblanquensis n. sp., a new species of sea cucumber (Holothuroidea: Dendrochirotida: Psolidae) from Costa Rica
(2014-05-23)A new species of sea cucumber of the genus Lissothuria Verrill, 1867 is described. Lissothuria caboblanquensis n. sp. was found in the Costa Rican Pacific, at 17 m depth. The presence of towers with spiny apex and the ... -
Lista de myxomycetes de la Reserva Biológica Leonel Oviedo - Campus Rodrigo Facio - Universidad de Costa Rica
(2004-01-01)Se incluye un listado de las especies de mixomicetes de la Reserva Ecológica Leonelo Oviedo -
Lista del material tipo depositado en la Colección de Thysanoptera de la Universidad de Costa Rica
(2017)Una de las actividades principales de la taxonomía es la revisión de material tipo de las colecciones con los que analizan y establecen los límites de las especies determinando nuevas especies o la sinonimia de las mismas. ... -
Línea base poblacional y evaluación de los impactos de la represa del Río Genio sobre las especies pisícolas dulceacuícolas endémicas de la Isla del Coco
(2008-01-31)El presente estudio presenta dos objetivos: primero el establecimiento de una línea base poblacional para las tres especies endémicas dulceacuícolas de la Isla del Coco, Sicydium cocoensis, Gobiesox fulvus y Eleotris ... -
Locating the type specimen of Cattleya maxima
(2015-12)The paper retraces history and argues that the holotype specimen of Cattleya maxima is in London. -
Long-term analysis of Zostera noltei: A retrospective approach for understanding seagrasses' dynamics
(2017-09)Long-term studies are necessary to establish trends and to understand seagrasses' spatial and temporal dynamic. Nevertheless, this type of research is scarce, as the required databases are often unavailable. The objectives ... -
Lophiarella Szlach., Mytnik & Romowicz
(2023-02)Se proporciona una revisión del género Lophiarella para la Flora Mesoamericana. -
Lophiaris Raf.
(2023-02)Se proporciona una revisión taxonómica del género Lophiaris para la Flora Mesoamericana. -
Loss of cheliceral clasping in Leucauge sp. (Araneae, Tetragnathidae)
(2015)In male spiders, genitalia, sexual behaviour and secondary sex morphology tend to diverge rapidly across species, presumably as a result of sexual selection. In the three Leucauge species for which pre- and copulatory ... -
Low diversity and host specificity in the gut microbiome community in species of Eciton army ants (Formicidae: Dorylinae) in a Costa Rican rainforest
(2022-12)Neotropical army ants of the genus Eciton are top arthropod predators in tropical rainforests. Microbial symbionts, including Unclassified Firmicutes (UF) and Unclassified Entomoplasmatales (UE), are associated with this ... -
Low-cost approaches for the removal of terbuthylazine from agricultural wastewater: Constructed wetlands and biopurification system
(Chemical Engineering Journal, 2018) -
Lycaste Lindl.
(2020)The British botanist John Lindley established Lycaste in Edwards’s Botanical Register in 1843. Based on morphological characters, he separated this group of orchids from the genus Maxillaria Ruiz & Pav. The generic name ... -
Macroclinium Barb Rodr.
(2023-02)Se proporciona una revisión taxonómica del género Macroclinum para la Flora Mesoamericana. -
Macroecology of high-elevation myxomycete assemblages in the northern Neotropics
(2010)A number of recent studies have been directed towards developing a more complete understanding of myxomycete ecology throughout the world. However, the lack of comparative data obtained using standard methodologies makes ... -
Macroinvertebrates as indicators in tropical streams with different land use in southern Costa Rica
(2019)Costa Rica is one of the countries with the highest species richness worldwide and forms an important land bridge between North and South America. In the past, Costa Rica suffered from deforestation due to conversion of ... -
Madres ancestrales
(2012-09)El ADN mitocondrial que portamos todos los seres humanos lo recibimos en herencia, exclusivamente, de nuestra madre. De lo que se deduce que nuestra progenitora lo recibió de su madre, quien, a su vez, lo heredó de la suya, ... -
Making the invisible visible: methods to enhance features of tiny spider webs
(2018)The characteristics and designs of webs provide valuable information on ecology, behavior and phylogenetic relationships. Characters are often obtained from detailed analyses of web photographs. We describe new methods to ... -
Malaxis dressleriana: A new orchid species honoring a botanist for all seasons
(2023-08)The genus Malaxis Sol. ex Sw. comprises about 300 species, predominantly found in pantropical regions with a few in temperate areas of the Americas, Asia, and Europe. Mexico has the highest concentration, with 71 species, ...