Labiotermes
Creators: name: Constantino, Reginaldo
name: Acioli, Agno N. S.
name: Schmidt, Karen
name: Cuezzo, Carolina
name: Carvalho, Sérgio H. C.
name: Vasconcellos, Alexandre
Publisher: name: Zenodo
Year: 2006
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Isoptera
Termitidae
Labiotermes

description: Key to the soldiers of Labiotermes
1. Left mandible with two conspicuous marginal teeth (Fig. 11 B) ................................. 2
­ Left mandible with vestigial teeth (Fig. 11 A) ............................................................. 6
2. Front coxa with a distinct projection on outer margin near base (Fig. 9 E) ................. 3
­ Front coxa without a distinct projection near base (Fig. 3 F) ...................................... 5
3. Cutting margin of apical tooth on left mandible C­shaped (Fig. 11 I) L. orthocephalus
­ Cutting margin of apical tooth on left mandible S­shaped (Fig. 11 B) ........................ 4
4. Frontal tube distinctly conical, with a narrow tip oriented anteriorly; dimorphic (Fig. 5) ........................................................................................................... L. laticephalus
­ Frontal tube short with a broad tip oriented upward; monomorphic (Fig. 2) .................
..................................................................................................................... L. emersoni 5. Head with numerous hairs; front femur without short spines (Fig. 8) ........................... ............................................................................................... L. oreadicus, new species
­ Head with very few hairs; front femur with an irregular row of short spines (Fig. 3) ... ..................................................................................................... L. guasu, new species
6. Head densely covered with microscopic hairs (Fig. 6 A) or with long, fine hairs ....... 7
­ Head with sparse bristles but without fine or microscopic hairs (Figs. 1 A, 7A) ........ 8
7. Head densely covered with fine long hairs ................................................. L. pelliceus
­ Head densely covered with microscopic hairs (Fig. 6) ............................. L. leptothrix
8. Right mandible with two distinct marginal teeth (Fig. 11 D); sides of head convex and converging towards front; part of labrum with hyaline border elongate and with 2 distinct bristles near tip ..................................................................................... L. labralis
­ Right mandible with a single marginal tooth (Figs. 11 A, 11G); sides of head nearly straight and parallel; part of labrum with hyaline border short and with 4 bristles along the line between sclerotized part and hyaline part ...................................................... 9
9. Labrum clearly longer than wide; head with only a few sparse bristles (Fig. 7); front coxa with a small and rounded projection near base ............................... L. longilabius
­ Labrum about as wide as long; head with numerous bristles of variable size (Fig. 1); front coxa with a conspicuous conical projection near base .................... L. brevilabius
description: Published as part of Constantino, Reginaldo, Acioli, Agno N. S., Schmidt, Karen, Cuezzo, Carolina, Carvalho, Sérgio H. C. & Vasconcellos, Alexandre, 2006, A taxonomic revision of the Neotropical termite genera Labiotermes Holmgren and Paracornitermes Emerson (Isoptera: Termitidae: Nasutitermitinae), pp. 1-44 in Zootaxa 1340 on pages 6-7, DOI: 10.5281/zenodo.174374