Ichneumons in Reunion Island: a catalogue of the local Ichneumonidae (Hymenoptera) species, including 15 new taxa and a key to species
Author
Rousse, Pascal
Author
Villemant, Claire
text
Zootaxa
2012
3278
1
57
journal article
10.5281/zenodo.214150
eee2c5c2-96c0-4459-bd7f-4e48a6be87c4
1175-5326
214150
Phygadeuon nativel
Rousse et Villemant
,
sp. nov.
(
Figs 14
e–f)
Diagnosis
. A black species with legs, base of antenna and metasoma except tergite I brownish. The mesopleuron is polished with obtuse longitudinal striations and a deep crenulate sternaulus. Species also characterized by a long malar space, and short, stout antennae.
Description
. FEMALE (
7 specimens
). Fore wing length
2.3–2.4 mm
.
Head
. Temple moderately long and rounded; head barely constricted behind head; ocellar triangle equilateral and barely protruding above vertex, OOi = 2.3, IOi = 1.3; occipital carina complete; vertex and frons polished with some punctures; face moderately punctate and finely hairy, shagreened below toruli and smoother ventrally; clypeus slightly convex, almost smooth, its apical margin impressed and with two minute median teeth, Ci = 2.3; MLMi = 1.5; mandible slightly narrowed with margins sub-parallel beyond base, lower thooth slightly shorter than upper, sub-ocular sulcus impressed forming a finely shagreened stripe; antenna with 14–15 flagellomeres, apical truncation of scape angled 45° from transverse, flagellum short and distinctly thickened beyond flagellomere 3, FLi1 = 2.7, penultimate segment almost quadrate, 1.4x thicker than first flagellomere at apex.
Mesosoma
. Pronotum smooth, epomia distinct; notauli only anteriorly impressed; mesoscutum moderately punctate, the punctures shallow with hairs; mesopleuron smooth with longitudinal shallow wrinkling anteriorly, speculum smooth, mesopleural furrow very deep, sternaulus deep and crenulate reaching middle of mesopleuron; propodeum shining with strong complete carination and obtuse sub-lateral apophyses, area superomedia hexagonal. Fore wing with 3Rs-m obsolescent and areolet pentagonal. Legs finely and rather densely hairy, hind tibia stout, its dorsal and ventral margin sub-parallel on its apical 3/4.
Metasoma
. Apex of sternite I at the level of spiracles; tergite I longitudinally shallowly striate; following tergites polished; ovipositor stout and straight, OTi = 0.6.
Color
. Head and mesosoma black with mandible red and palpi yellow. Antenna with flagellomeres 1–3 yellowish orange, the remainder black brown; legs orange yellow; metasomal tergite I black, tergite II orange with testaceous lateral and apical margins, the following tergites darkening towards apex.
MALE. Unknown.
Distribution records
.
Reunion
.
Type
material
.
HOLOTYPE
Ƥ
(
MNHN
EY
6445) Verbatim label data: St Paul / Tan Rouge, alt.
800m
, piège Malaise,
24/01/2011
, leg. Cirad, complete.
PARATYPES
(
MNHN
EY
6446–6447) 2Ƥ Le Tampon / ND de la Paix, alt.
1700m
,
V.2011
, leg. P. Rousse.
Other material
2Ƥ same label data; 1Ƥ St Paul / Tan Rouge, alt.
800m
,
VI.2011
, leg. Cirad; 1Ƥ Entre Deux, alt.
600m
,
V.2011
, leg. Cirad.