The genus Eriastichus La Salle (Hymenoptera, Eulophidae, Tetrastichinae) in the Neotropical region, introducing 48 new species
Author
Hansson, Christer
Scientific Associate Biological Museum (Entomology), Lund University, Soelvegatan 37, SE- 22362 Lund, Sweden & Natural History Museum, Life Sciences, Cromwell Road, London, UK
christer.hansson@biol.lu.se
text
ZooKeys
2021
2021-02-22
1019
35
91
http://dx.doi.org/10.3897/zookeys.1019.60364
journal article
http://dx.doi.org/10.3897/zookeys.1019.60364
1313-2970-1019-35
EE1BAF875BD74E189DF929E2C9CC7DAC
8D799427736453288CA3E1DB9933AAC6
Eriastichus pallidops
sp. nov.
Figures 50
, 59
Type locality.
Costa Rica, Cartago, Humo, El Copal,
9°47'N
,
83°45'W
, 1050-1250 m, 29.ii-6.iii.2008, C. Hansson leg.
Type specimen.
Holotype
male dried and glued to a paper card. Original labels: "Costa Rica, Cartago, Humo, El Copal,
9°47'N
,
83°45'W
, 1050-1250 m, 29.ii-6.iii.2008, C. Hansson", "HOLOTYPE
Eriastichus pallidops
Hansson" [red printed label], (MZLU:7045.1).
Additional type material.
Paratypes
2♂ with same label data as holotype (MZUCR:01695, NHMUK014431062).
Diagnosis
(male).
Head with lower
1/2
yellowish brown (Fig.
59
); antenna (Fig.
50
): scape yellowish brown, ventral plaque on scape 0.7
x
as long as scape, antenna with dorsobasal setae on F1 0.4
x
as long as F1; gaster with lateral tufts of pale and flattened setae on Gt5-6.
Description
(male holotype MZLU:7045.1).
Length of body 1.9 mm (paratypes 1.5-1.7 mm). Head yellowish brown with upper
1/2
of frons pale brown, vertex and upper
1/2
of occiput dark brown. Antenna with scape yellowish brown with dorsal margin pale brown, ventral plaque black; pedicel and flagellum brown. Mesoscutum and mesoscutellum black with metallic tinges; dorsellum pale brown; propodeum dark brown. Legs yellowish brown with base of hind coxa and 4th tarsomere dark brown. Gaster dark brown.
Head
.
Length/width in frontal view 0.7; width/length in dorsal view 2.2; POL/OOL 1.8; WM/MS 1.7; MS/HE 0.5; HE/head length in frontal view 0.6; widths head/mesoscutum 1.1.
Antenna
.
Pedicel + flagellum length/mesoscutum width 1.5; pedicel + flagellum length/head width 1.4; lengths scape/ventral plaque 1.4; ventral plaque located slightly above the middle of scape; scape length/width 2.8; lengths scape/head (dorsal view) 0.6; scape length/HE 0.9; length/width F1, F2, F3, F4, clava: 2.3, 2.0, 1.8, 1.8, 4.0; length dorsobasal setae on F1/length F1 0.4.
Mesosoma
.
Length/width 1.6; mesoscutum length/width 0.5; mesoscutellum length/width 0.7; widths SMG/SLG 1.2; enclosed space between SMG length/width 1.8; lengths mesoscutum/mesoscutellum 1.2; lengths mesoscutellum/dorsellum 2.7; lengths mesosoma/gaster 0.8.
Wings
.
CC length/width 19.3; lengths CC/MV 1.1; lengths MV/ST 2.2; lengths MV/PM 3.7; lengths PM/ST 0.6; submarginal vein with ten setae on dorsal surface (8-9 setae in paratypes).
Gaster
.
With lateral tufts of pale and flattened setae on Gt5-6.
Etymology.
Named for the yellowish brown lower face.