Species richness and functional types: their relation in sacred-fir forests of Mount Tlaloc, Mexico State Awduron: Sánchez-Sánchez, Cristóbal, Paz-Pellat, Fernando, Hernández-de la Rosa, Patricia, Velázquez-Rodríguez, Alma, Vibrans, Heike, Vargas-Hernández, Jesús, Valdez-Hernández, Juan Ignacio, Valdez-Lazalde, J. René

“...The richness of vascular species (S) has been shown to be a good indicator of other biological groups diversity.It has also been proposed that the type of functional plant richness (Sg) significantly correlates with the species richness and, therefore,can be used as a substitute indicator. ...”

Functional response of Phytoseiulus persimilis on Oligonychus punicae (Acari: Phytoseiidae, Tetranychidae) in avocado leaves Awduron: García-Ángel, Omar, Cerna-Chávez, Ernesto, Aguirre-Uribe, Luis Alberto, Ochoa-Fuentes, Yisa María, Chacón-Hernández, Julio César, Landeros-Flores, Jerónimo

EXPERIMENTOS EN AUTOORGANIZACIÓN Awduron: Moreira Arana, César E., Equihua Zamora, Miguel E., Negrete Martínez, José

Herpetofauna de Santiago Jalahui, Oaxaca, México Awduron: Rendón R, Alejandra, Álvarez, Ticul, Flores Víllela, Oscar

La herpetofauna de los volcanes Popocatépetl e Iztaccíhuatl Awduron: Vega-López, Angel A., Alvarez S., Sergio Ticul

Note on the first historical records of two invasive plants in the Baja California peninsula: chronicle of the Jesuit missionary Miguel del Barco Awduron: Garcillán, Pedro P., Rebman, Jon P.

Benthic seaweed from Isla Cozumel, Quintana Roo, Mexico Awduron: Mateo-Cid, Luz Elena, Mendoza-Gonzalez, Angela Catalina

Nuevos registros y listados de abejas sin aguijón (Hymenoptera: Apidae: Meliponini) en el corredor biológico Paso del Istmo de Rivas, Nicaragua Awduron: Calero-Pérez, Marcos Antonio, Quiroz-Medina, Conrado Ronaldo, Joyce, Richard, Mérida-Rivas, Jorge A., Vandame, Rémy, Sagot, Philippe

“...This study presents the first inventory of stingless bees in the Paso del Istmo de Rivas biological corridor, Nicaragua, in the municipalities of Cárdenas, San Juan del Sur and Rivas. ...”

Bionomics of a novel species of argyrotaenia (lepidoptera: tortricidae) presents in Mexican avocado orchards Awduron: Rosas-García, Ninfa M., Villegas-Mendoza, Jesús M.

“...Individuals obtained from the field were reared under laboratory conditions to determine their life cycle and biology. An artificial diet designed for lepidopterans, as well as a temperature of 26 ± 1ºC and a relative humidity of 65 ± 5% allowed the development of one generation per month and successful insect development. ...”

Análisis de diversidad del complejo gallina ciega (coleoptera: melolonthidae) en dos sistemas de producción tradicional de maíz en la región purhépecha, Michoacán Awduron: Pérez-Agis, Silvia Esperanza, Morón, Miguel Ángel, Najera-Roncón, Miguel Bernardo, López-Barbosa, Edmundo, Vazquez-García, Marcelino

“...Analysis of diversity was made with Biological Biotools software. At community level, both places have 6 species richness. ...”

Ecological informations on Coprophanaeus (Coprophanaeus) gamezi Arnaud (Coleoptera: Scarabaeidae: Phanaeini) in a rural agricultural area in the depression of Maracaibo, Zulia Stat... Awduron: Gámez, Jorge, Acconcia, Raffaele

“...This paper reports the results of fields studies on the biology of Coprophanaeus (C.) gamezi Arnaud conducted in induced pastureland and banana plantations in the Lake Maracaibo Depression of the state of Zulia, Venezuela. ...”

Macroalgae of the lagoon of “El Carmen”, Tabasco, Mexico Awduron: Pérez Jiménez, Graciela María, Rivas-Acuña, Ma. Guadalupe, León Álvarez, Daniel, Campos Campos, Bernardita, Quiroz-González, Nataly

“...Background and Aims: Due to the lack of knowledge about macroalgae in Tabasco’s coastal lagoons, this work was determined in three seasons, the macroalgae diversity associated to the El Carmen lagoon, municipality of Cardenas and contributes to the biological and ecological knowledge of the state of Tabasco, Mexico. ...”

Checklist of epiphytic angiosperm that constitute ant-gardens of Azteca gnava (Formicidae) in southeastern Mexico Awduron: Morales Linares, Jonas, Flores-Palacios, Alejandro, Ramos-Robles, Michelle Ivonne, Vásquez-Bolaños, Miguel

“...Background and Aims: The humid tropical forest canopy hosts a great diversity of epiphytic plants and arboreal ants. These biological groups are usually studied individually without considering their interactions. ...”

Inclusions of flowers of Podopterus (Polygonaceae) in the Miocene amber of Simojovel de Allende, Chiapas, Mexico Awduron: Estrada-Ruiz, Emilio

“...Background and Aims: The Miocene amber from Chiapas, Mexico, shows high diversity of biological inclusions such as plants, fungi, arthropods, and vertebrates, being one of the most important amber-bearing areas worldwide. ...”

New records of red algae (Rhodophyta) for Cabezo Reef, National Park Sistema Arrecifal Veracruzano, Gulf of Mexico Awduron: Galicia-García, Citlalli, Robinson, Néstor M., Okolodkov, Yuri B.

“...Descriptions include morphometric and biological data and are accompanied by photographs and line drawings for each species. ...”

Flora and vegetation of the seasonally dry tropics in Mexico: origin and biogeographical implications Awduron: Pérez-García, Eduardo A., Meave, Jorge A., Cevallos-Ferriz, Sergio R. S.

“...Among the many explanations for the large biological diversity of Mexico is that it is the result of the contact between the Nearctic and Neotropical biotas; however, this contact-related explanation is not fully satisfactory and needs further examination in the light of historical biogeography. ...”

Effect of soil use in ants (Formicidae: Hymenoptera) in Tikinmul, Campeche, Mexico Awduron: Chanatásig-Vaca, Cristina Isabel, Huerta Lwanga, Esperanza, Rojas Fernández, Patricia, Ponce-Mendoza, Alejandro, Mendoza Vega, Jorge, Morón Ríos, Alejandro, Van der Wal, Hans, Dzib-Castillo, Benito Bernardo

Bio-pesticide properties of vermicompost. Awduron: Domínguez, Jorge, Gómez-Brandón, María, Lazcano, Cristina

Bats of the Argentine Yungas: a systematic and distributional analysis Awduron: Flores, Rubén M., Díaz, M. Mónica

“...For every species we include the specimens examined, additional records, distribution, reproduction and also provide additional comments related to the biology of the species observed by us during fieldwork studies. ...”

Uso y valor cultural de la herpetofauna en México: una revisión de las últimas dos décadas (1997–2017) Awduron: Ávila-Nájera, Dulce M., Mendoza, Germán David, Villarreal, Oscar, Serna-Lagunes, Ricardo

“...In Mexico, the multiculturalism of the country is closely related to the biological diversity with which it coexists. The use of the Cultural Importance Index (IIC) allows quantify the value of species with different uses and can be useful to focus conservation strategies. ...”