Kollasmosoma sentum

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Kollasmosoma sentum
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Arthropoda
Clade: Pancrustacea
Class: Insecta
Order: Hymenoptera
Family: Braconidae
Genus: Kollasmosoma
Species:
K. sentum
Binomial name
Kollasmosoma sentum
van Achterberg & Gómez, 2011 [1]

Kollasmosoma sentum is a parasitoid wasp in the family Braconidae, which lays its eggs inside adult ants. It was featured as one of "the top 10 new species of 2012" in a list compiled by Conservationists at the Arizona State University International Institute for Species Exploration.[2][3][4][5][6]

Kollasmosoma sentum is a Palearctic species.[1] The first male of K. sentum was discovered in Orgiva in the province of Granada in Spain. The female holotype was discovered later in August 2010 in Madrid, at the site of the Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria followed by the collection of another seven females in September 2010.[1]

Description

Kollasmosoma sentum has a length of 1.8 to 2.1 millimetres (0.071 to 0.083 in) with forewing length from 1.1 to 1.4 millimetres (0.043 to 0.055 in). The antennae of all females have 12 segments. The face is convex and the head is bristly.[1]

Kollasmosoma sentum is black with white features, including the face, clypeus, labrum, malar space (area between the compound eyes and the mandibles), frons (antero-lateral and medial), palps, propleuron, tegulae, basal area of the wing and the front and center legs.[1]

The scape and pedicel of the antenna, and the tarsi of the hind legs are ivory coloured, the tarsi dorsally obscured. The sides of the pronotum have a brown spot laterally; in some individuals the pronotum may be colored brown also extended to the sides. The veins of the nearly transparent wings are brown, the remaining antenna segments, large parts of the humeral plate, the sides of the mesosoma, the parastigma and the pterostigma are colored extended dark brown. The mesosoma is about 10% longer than its height. The first tergite of the metasoma is 0.6 times as long as the width of the apex.[1]

Kollasmosoma sentum can be differentiated from other species of the genus by the following characteristics:[1]

  • The outer spine of the tibiae of the hind legs is normally built in females and apically pointed;
  • the fifth sternite of the metasoma in females has an apical spine;
  • the face is strongly convex;
  • the compound eyes are about 3.6 times higher than the temple's width;
  • The dorsal side of the propodeum is shorter than the metanotum;
  • the pedicel is distinctly pronounced in females; and
  • the tarsi of the front legs in the females are 1.9 times as long as the tarsi of the middle legs.

Behaviour

References

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