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Research Article

Datos Sobre el Comportamiento Nidificador de Cerceris interrupta Peninsularis Mercet Y Descripción de su Larva Madura (Hymenoptera: Sphecidae)

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Pages 291-297 | Accepted 28 Jun 1996, Published online: 17 May 2023
 

Résumé

Observations sur le comportement nidificateur de Cerceris interrupta peninsularis Mercet et description de la larve mature (Hymenoptera: Sphecidae). — Les observations, réalisées dans la région de Soria (Espagne), ont montré que le nid est de type régressif. La femelle apporte chaque jour un nombre de proies (petits Curculionidae) suffisant pour remplir une cellule. L'approvisionnement est plus intense pendant les heures moyennes de la journée, le premier et le dernier vol de chaque jour sont plus longs que les autres. La larve mature est semblable à celle des autres espèces de Cerceris déjà connues, mais avec des filières peu développées, nettement plus courtes que les palpes labiaux.

Abstract

Data on the nesting behaviour of Cerceris interrupta peninsularis Mercet and description of its mature larva (Hymenoptera: Sphecidae). — The nesting behavior and mature larva of Cerceris interrupta peninsularis Mercet are described. The nests belong to the regressive type. On each day, the female brings in the nest prey (weevils) enough to complete a cell. The number of provisioning flights increases during the central hours of the day, and both the first and latest flight of each day are significantly longer than the rest. The mature larva is similar to those described in the genus, but the spinnerets are remarkably short, the labial palpi surpassing them.

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