Figure 21 in Beyond the wasp-waist: structural diversity and phylogenetic significance of the mesosoma in apocritan wasps (Insecta: Hymenoptera)

Figure 21. Pro- and mesothorax of Proctotrupoidea. A, Pelecinus polyturator (Pelecinidae), pronotum and mesopleuron, median view; B, Helorus sp. (Heloridae), pronotum and mesopleuron, median view; C, D, Pelecinus sp.: C, mesopectus, posterior view; D, ventral part of the mesopectus, dorsolateral view; E, Monomachus sp. (Monomachidae), ventral part of the mesopectus, lateral view (anterior to the left). Abbreviations in Appendices 2 and 3.