Fig. 7 in Comparative analysis of worker head anatomy of Formica and Brachyponera (Hymenoptera: Formicidae)

Fig. 7. SEM micrographs of the labium of Formica rufa (A – E) and Brachyponera luteipes (F – H). A,C,D: Dorsal view. B,E,H: Lateral view. F,G: Dorsolateral view. E,H: Close view of the paraglossa. — Abbreviations: bpb – basiparaglossal brush; dhy – distal hypopharynx; glam – anterior glossal margin; glds – dorsal glossal sclerite; glo – glossa; ibp – infrabuccal pouch; pgl – paraglossa; plb – palpus labialis; pmd – premental ditch; spc – stipito-premental conjunctivum; svo – salivary opening.