Character Details

Character

Structure of prepectus [40]

Description

State 0 occurs in most chalcidoids, where the prepectus is often foveate or otherwise sculptured. State 1 occurs in Tanaostigmatidae (Fig. 4i), except Cynipencyrtus , which has state 2, and states 2 and 3 occur in various Eupelmidae, Encyrtidae and Aphelinidae with an enlarged acropleuron. States 1–3 are correlated with a secondarily lengthened internal mesoscutal apodeme to which a greatly enlarged acropleural muscle is attached, along with expansion of the prepectus around the anteriorly projecting part of this apodeme so that the prepectus retains its connection to the pronotum. The condition in Philomidinae (Perilampidae) (state 4) is unique within Chalcidoidea. Citation: Gibson (1989: 10).

States

-: inapplicable (no external aspect of prepectus apparent)
notes:
coded examples: Mymaromma, Chiloe micropteron, Archaeoteleia mellea, Belyta sp., Yrka Boucek, 1988 (toggle remainder)
0: lateral surface of prepectus relatively flat anteriorly, not extending far over or under pronotum
7121_mximage
1.Cleonymus
 
notes:
coded examples: Cleonymus Latreille, 1809, Cales noacki Howard, 1907, Coccophagus rusti, Cirrospilus coachellae, Eurytoma gigantea (toggle remainder)
1: prepectus extending as bulbous lobe anteriorly exterior to pronotum
5834_mximage
1.Eusandalum
5835_mximage
2.Tanaostigmodes albiclavus
 
notes:
coded examples: Tanaostigmodes howardii, Eusandalum cyaneum (Ashmead) , Tanaostigmodes howardii Ashmead, 1896, Encarsia adusta Schmidt & Naumann, 2001, Encarsia Förster, 1878 (toggle remainder)
2: prepectus extending as bulbous lobe anteriorly, but interior to pronotum, possibly with membranous anterior portion
5836_mximage
1.Neanastatus
5837_mximage
2.Cynipencyrtus flavus
 
notes:
coded examples: Cynipencyrtus flavus Ishii, 1928, Lambdobregma Gibson, 1989, Metapelma spectabile Westwood, 1835, Neanastatus Girault, 1913, Leptoomus_janzeni_Stuttgart
3: prepectus extending interior to pronotum and divided into exterior lateral panel and interior prepectal strut
5838_mximage
1.Aphelinus
5839_mximage
2.Eutrichosomella
5840_mximage
3.Encyrtus fuscus
5841_mximage
4.Charitopus
 
notes:
coded examples: Savzdargia hofferi (Pilipyuk, 1974), Eutrichosomella Girault, 1915, Anagyrus pseudococci (Girault, 1915), Cheiloneurus_fulvescens, Trechnites fuscitarsis (toggle remainder)
4: prepectus expanded anteriorly but without internal apodemes
7122_mximage
1.Aperilampus
 
notes:
coded examples: Aperilampus sp. Madagascar, Philomidine_New_Genus_D0903, Philomides Haliday, 1862