Horismenus,

Hansson, Christer, Aebi, Alexandre & Benrey, Betty, 2004, Horismenus species (Hymenoptera: Eulophidae) in a bruchid beetle parasitoid guild, including the description of a new species, Zootaxa 548, pp. 1-16: 4

publication ID

http://doi.org/ 10.5281/zenodo.157587

publication LSID

lsid:zoobank.org:pub:55706626-82CF-46B4-93C6-80BDA6EADC43

persistent identifier

http://treatment.plazi.org/id/932D8783-5D6F-FFE4-AA71-FC0AFA82AB4D

treatment provided by

Plazi

scientific name

Horismenus
status

 

Key to Horismenus  species from Phaseolus  spp. in Mexico

1 Scutellum flat, posteromedian part of scutellum smooth and shiny ( Figs 12–13View FIGURES 10 – 15).......... ................................................................................. depressus Gahan  (female, male)

– Scutellum distinctlyconvex,posteromedianpartofscutellum reticulate( Figs 4View FIGURES 2 – 5 –5,16– 17) ....................................................................................................................................... 2

2 Funicular segments longer ( Figs 20–21View FIGURES 20 – 29), first funicular segment 3.5 X as long as wide in female, 2.5–2.8 X as long as wide in male; female gaster long, ratio length of mesosoma/length of gaster = 0.8–0.9 and with apex more pointed ( Fig. 6View FIGURES 6 – 9) ........................... .................................................................................... butcheri  sp.nov. (female, male)

– Funicular segments short and stout ( Figs 24–26View FIGURES 20 – 29), female with first funicular segment at most 1.8 X as long as wide, male with first funicular segment 1.9 X as long as wide (appearance of flagellum in male productus  not known); female gaster short, ratio length of mesosoma/length of gaster = 1.1–1.8 and with apex more rounded ( Fig. 18View FIGURES 16 – 19) 33

3 Frons metallic bluish­green in female, metallic purple in male; female with first funicular segment 0.8 X as long as second funicular segment ( Fig. 24View FIGURES 20 – 29); female gaster longer than in alternate, ratio length of mesosoma/length of gaster = 1.1 ................................. ..................................................................... missouriensis (Ashmead)  (female, male)

– Frons metallic purple in female, golden­green in male; female with first and second funicular segments equally long ( Fig. 26View FIGURES 20 – 29); female gaster short, ratio length of mesosoma/length of gaster = 1.8 ................................. productus (Ashmead)  (female, male)