Sur quelques Culicoides (Diptera : Ceratopogonidæ) de Normandie. Description de Culicoides picturatus n. sp.

Three new Scandinavian species of Culicoides (Culicoides): Culicoides boyi sp. nov., Culicoides selandicus sp. nov. and Culicoides kalix sp. nov. (Diptera: Ceratopogonidae)

BACKGROUND In the context of a major monitoring program of Culicoides in Denmark and Sweden due to the appearance of bluetongue disease in 2007-2008, a large number of specimens were collected by light traps and sorted morphologically, with COI barcodes generated for selected specimens. NEW INFORMATION Three species are described as new to science based on both morphological and molecular dat...

Quelques mots sur l’inégalité de concentration de Azuma-Hoeffding

L’inégalité de concentration de Azuma-Hoeffding fait partie de ces beaux outils mathématiques à la fois simples et utiles. Elle mérite d’être connue par tous ceux qui s’intéressent aux probabilités. Dans cet exposé, on en donne une version due à McDiarmid, ainsi qu’une application aux mesures spectrales empiriques de matrices aléatoires, puis au problème du voyageur de commerce en optimisation ...

Morphological description of the fourth instar larva: Culicoides cataneii and Culicoides sahariensis (Diptera: Ceratopogonidae).

This study was carried out of the region of Monastir in Central Tunisia, between July and August 2010. Larvae were collected using a floatation technique with magnesium sulfate in mud samples. The fourth instar larva of Culicoides cataneii Clastrier, 1957 and Culicoides sahariensis Callot, Kremer, Bailly-Choumara, 1970 are described, illustrated and drawn. Measurements of instars IV are also pr...

Sur quelques algorithmes de recherche de valeurs propres

Description of Culicoides paradoxalis sp. nov. from France and Portugal (Diptera: Ceratopogonidae).

A new species, Culicoides paradoxalis Ramilo and Delécolle (Diptera: Ceratopogonidae), is described from specimens collected in France (Corsica and southeast region) and Portugal. This species resembles Culicoides lupicaris Downes and Kettle, and can be distinguished from this species and from Culicoides newsteadi Austen by its wing pattern, in addition to the absence of spines on the tarsomere...