Pheidole praehistorica sp. nov., a new addition to spiny ants of the genus Pheidole Westwood, 1839 (Formicidae, Myrmicinae) from Oligo–Miocene Mexican amber by Fernando Varela-Hernández, Francisco Riquelme

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Miocene spider Maevia eureka nov. sp. (Araneae: Salticidae) by Francisco Riquelme, Miguel Menéndez-Acuña

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The millipedes and centipedes of Chiapas amber by Francisco Riquelme, Miguel Hernández-Patricio

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Hacia un modelo de atención en salud para el siglo XXI: breve historia del modelo de atención integrada en Chile by Leonardo Soto, Javier Soto, Francisco Riquelme

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MASAS MESENTERICAS: EVALUACIÓN POR TOMOGRAFIA COMPUTADA MESENTERIC MASSES: COMPUTED TOMOGRAPHY ASSESSMENT by Francisco Riquelme M, Luis Vega, Andrés O'Brien S

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Liqúenes de Aisén, sur de Chile Lichens of Aisen, Southern Chile by Wanda Quilhot, Mauricio Cuellar, Rodrigo Díaz, Francisco Riquelme, Cecilia Rubio

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Estudio preliminar de la flora liquénica de Isla Mocha, sur de Chile Preliminary study of the lichen flora of Isla Mocha, southern Chile by Wanda Quilhot, Mauricio Cuellar, Rodrigo Díaz, Francisco Riquelme, Cecilia Rubio

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New Fossil Scorpion from the Chiapas Amber Lagerstätte. by Francisco Riquelme, Gabriel Villegas-Guzmán, Edmundo González-Santillán, Víctor Córdova-Tabares, Oscar F Francke, Dulce Piedra-Jiménez, Emilio Estrada-Ruiz, Bibiano Luna-Castro

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Multiwall and bamboo-like carbon nanotubes from the Allende chondrite: A probable source of asymmetry. by Hugo I Cruz-Rosas, Francisco Riquelme, Patricia Santiago, Luis Rendón, Thomas Buhse, Fernando Ortega-Gutiérrez, Raúl Borja-Urby, Doroteo Mendoza, Carlos Gaona, Pedro Miramontes, Germinal Cocho

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