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A species of the Lutzomyia oswaldoi group is recorded from the Valcheta stream basin, Somuncura plateau, Patagonia. It represents the World southermost record of a species of Phlebotominae, apparently supporting the ...

A new species of Ceratopogonidae from Canada, Atrichopogon (Meloehelea) ladislavi Tóthová, is described. The Patagonian species Atrichopogon (M.) chilensis Ingram & Macfie is restored from synonymy, its female is redescribed ...

At the beginning of the 21st century, the emergence of new forms of work organization are transforming what had become standard types of work arrangements in industrialized countries. In this new labor market environment, ...

Atrichopogon carpinteroi, n. sp. from the Argentinian province of Formosa is described and illustrated from male and female specimens collected with a light trap. The species, easily recognized by the contrasting coloration ...

Se describen, ilustran y fotografían el adulto y la pupa de una nueva especie de Forcipomyia (Phytohelea). Las pupas fueron capturadas del agua acumulada por Eryngium L. sp. (Apiaceae) en la provincia de Corrientes, Argentina ...

Si hubo un elemento que signó la emergencia del pensar dialéctico fue, sin duda alguna, el espíritu agonal, la discordia, el desacuerdo; ya se trate del diálogos con que se procuraba derribar la argumentación del ...

The new sp. is described and illustrated. Holotype: Ecuador, Morona, Santiago prov., Bomboiza, 20-IX-1990, deposited in USNM, Washington. It is assigned to the apicale-group, and differs from the other spp. of that group ...

Acanthagrion peruvianum Leonard, 1977 is considered a junior subjective synonym of A. floridense Fraser, 1946 based on the analysis of type material. The species is diagnosed and SEM images are provided for male and female ...

Este artículo se inscribe en el marco de la tesis de maestría donde analizo las acciones colectivas que se producen en torno a diferentes casos de homicidios en la ciudad de Neuquén. En esta oportunidad, presentaré el ...