Say, 1835 : 241
Wollaston, 1858 : 23
Kriechbaumer, 1894a : 246
Holmgren, 1868 : 409
Cameron , 1898 : 31
Cresson, 1868 : 112
Walsh, 1873 : 85
Bassus venustulus Saussure, 1892
Ichneumon dichrous Schranck, 1781: 352
Fabricius, 1781 : 424
Smith, 1878 : 3
Ichneumons in Reunion Island: a catalogue of the local Ichneumonidae (Hymenoptera) species, including 15 new taxa and a key to species
Rousse, Pascal
Villemant, Claire
Zootaxa
2012
3278
1
57
36J7B
Fabricius, 1781
Fabricius
1781
[151,614,1784,1810]
Insecta
Ichneumonidae
Diplazon
Animalia
Hymenoptera
30
31
Arthropoda
species
laetatorius
Anomalon attractus Say, 1835: 241; Bassus albovarius Wollaston, 1858: 23; Bassus balearicus Kriechbaumer, 1894a: 246; Bassus cinctipes Holmgren, 1868: 409; Bassus generosus Cameron, 1898: 31; Bassus sycophanta Cresson, 1868: 112; Bassus tripicticrus Walsh, 1873: 85; Bassus venustulus Saussure, 1892: pl. 15; Ichneumon dichrousSchranck, 1781: 352; Ichneumon laetatorius Fabricius, 1781: 424; Scolobates varipes Smith, 1878: 3
Diagnosis. The tricolor hind tibia with median white band is a reliable specific character.
Description. Gauld et al.(1997). Biological notes. Parasitizes a wide variety of dipterous hosts, especially aphidophagous syrphid flies (more than 50 host species reported in Syrphidae). Males of D. laetatoriusare extremely rare; females are thelytokous ( Gauld et al.1997).
Comments. One of the best known Ichneumonidae. Numerous references are available about all aspects of its biology and ecology.
Distribution records. Reunion( Saussure 1892). Cosmopolitan.
Material examined. 1Ƥ St Paul / Tan Rouge, alt. 800m, VI.2011, leg. Cirad; 2Ƥ same locality, II.2011, leg. Cirad; 2Ƥ same locality, I.2011, leg. Cirad; 1Ƥ St Pierre / Bassin Martin, alt. 290m, VI.2011, leg. Cirad; 1Ƥ same locality, XII.2010, leg. Cirad; 1Ƥ St Leu / Colimaçons, alt. 260m, XI.2010, leg. Cirad; 2Ƥ Petite Ile / Piton Bloc, alt. 750m, IV.2010, leg. Cirad; 4Ƥ same locality, II.2010, leg. Cirad; 1Ƥ Montvert-les-hauts, XI.2005, leg. IDR.