Resumen

LOPEZ RUF, Mónica. A new species of the genus Ambrysus (Hemiptera: Naucoridae). Rev. Soc. Entomol. Argent. [online]. 2007, vol.66, n.3-4, pp.41-45. ISSN 0373-5680.

Ambrysus (Ambrysus) calilegua sp. nov. from Argentina is described and illustrated . It is also compared with A. (A.) kolla López Ruf. The chorionic structure of the egg of A. calilegua is described and photographs taken with SEM are added. The chorion is of taxonomic character and shows interespecific differences in the genus Ambrysus (Stål).

Palabras clave : Heteroptera; Naucoridae; Taxonomy; Systematics; New species; Chorionic structure.

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