Termitozophilus Silvestri, 1901

Silva, Ruan Felipe Da, Zilberman, Bruno & Carvalho-Filho, Fernando Da Silva, 2022, Hidden Brazilian Amazon diversity: four new species, redescription and notes on natural history of Termitozophilus Silvestri, 1901 (Coleoptera: Staphylinidae: Aleocharinae), Zootaxa 5209 (5), pp. 501-534 : 532-533

Key to species of Termitozophilus Silvestri

1. Inner and outer paratergites of abdominal segments IV–VII free ( Figs. 27A–E ).................................... 2

- Inner and outer paratergites of abdominal segments IV–VII fused............................................... 5

2. Head subquadrate; four bristles on vertex distributed as two pairs close to each other on anterior region right before the eye (see figs. 27–28, 55–57 in Zilberman (2019)); inner and outer paratergites of abdominal segment III partially fused; outer paratergites of segments III–VII partially fused to sternites ( Figs. 27A–E ); associated with Cornitermes pugnax .............................................................................................. T. mirandus (Mann)

- Head elongate; four to six bristles on vertex ( Figs. 5A , 15A , 21A ), if four, one pair on anterior region right before the eye and other on posterior region far from the eye; inner and outer paratergites of abdominal segment III free; outer paratergites of segments III–VII not fused to sternites ( Figs. 27A–E ); associated with Cornitermes pilosus or Cornitermes spp. (other than C. pugnax )............................................................................................ 3

3. Head with vertex bearing six bristles ( Fig. 11A )........................................... T. parapilosus sp. nov.

- Head with vertex bearing four bristles ( Figs. 5A ; 15A ; 21A )................................................... 4

4. Tergite VIII with four bristles along posterior margin ( Fig. 6G ); sternite VIII with two bristles along posterior margin ( Fig. 6H ); associated with Cornitermes species other than C. pilosus ...................................... T. favachoi sp. nov.

- Tergite VIII with six bristles along posterior margin ( Fig. 12G ); sternite VIII with four bristles along posterior margin ( Fig. 12H ); associated with Cornitermes pilosus ................................................... T. pilosus sp. nov.

5. Paratergites fused to tergites; abdomen barely physogastric, with almost no membranous area exposed (see figs. 29–36 in Zilberman, 2019); associated with Cornitermes silvestrii ...................................... T. belleae Zilberman

- Paratergites fused to sternites; abdomen remarkable physogastric, with large membranous area exposed; associated with Cornitermes species other than C. silvestrii ................................................................ 6

6. Color dark brown ( Figs. 19–20 ); antennomeres V–X almost moniliform; pores on sternites III–VII distributed in circular clusters; associated with Cornitermes pilosus ................................................ T. tenebrus sp. nov.

- Color light brown (see figs. 1—5 in Zilberman, 2019); antennomeres V—X filiform (see figs. 58—60 in Zilberman, 2019); pores on sternites III—VII scattered; associated with Cornitermes bequaerti , C. cumulans , C. incisus , C. snyderi , and possibly C. villosus ............................................................................. T. laetus Silvestri

Figures

FIGURE 5. Termitozophilus favachoi sp. nov. A) Head, dorsal view. B) Left and right mandibles, dorsal view. C) Labrum, dorsal view. D) Maxilla, dorsal view. E) Pre-mentum, mentum, and sub-mentum, ventral view. Scales: A = 2 mm; B–E = 0,5 mm.

FIGURE 6. Termitozophilus favachoi sp. nov. A) Meso-metaventrite, ventral view. B) Meso-metanotum and tergite I, dorsal view. C) Elytron, dorsal view. D) Tergite VII, dorsal view. E) Median lobe of aedeagus, lateral view. F) Male sternite IX, ventral view. G) Tergite VIII, dorsal view. H) Sternite VIII, ventral view. I) Female tergites IX and X, dorsal view. J) Aedeagus, paramere, lateral view. K) Spermatheca, lateral view. Scales: A, B, H, I = 2 mm; C, D, F, G = 1,5 mm; K = 0,5 mm; E= 0,2 mm; J = 0,1 mm.

FIGURE 11. Termitozophilus parapilosus sp. nov. A) Head, dorsal view. B) Left and right mandibles, dorsal view. C) Labrum, dorsal view. D) Maxilla, dorsal view. E) Pré-mentum, mentum and sub-mentum, ventral view. Scales: A = 2 mm; B–D = 0,5 mm; E = 1,5 mm.

FIGURE 12. Termitozophilus parapilosus sp. nov. A) Meso-metaventrite, ventral view. B) Meso-metanotum and tergite I, dorsal view. C) Elytron, dorsal view. D) Tergite VII, dorsal view. E) Male tergites IX and X, dorsal view. F) Male sternite IX, ventral view. G) Tergite VIII, dorsal view. H) Sternite VIII, ventral view. I) Female tergites IX and X, dorsal view. J) Median lobe of aedeagus, lateral view. K) Aedeagus, paramere, lateral view. L) Spermatheca, lateral view. Scales: A–E, G–I = 2 mm; F = 1,5 mm; J–K = 0,1 mm; L = 0,5 mm.

FIGURE 15. Termitozophilus pilosus sp. nov. A) Head dorsal. B) Left and right mandibles, dorsal view. C) Labrum, dorsal view. D) Maxilla, dorsal view. E) Pré-mentum, ventral view. Scales: A = 2 mm; D = 1,5 mm; B, C, E = 0,5 mm.

FIGURE 19. Termitozophilus tenebrus sp. nov., male. A) Habitus, lateral view. B) Habitus, dorsal view.

FIGURE 20. Termitozophilus tenebrus sp. nov., female. A) Habitus, dorsal view. B) Abdomen, ventral view. C) Habitus, lateral view.

FIGURE 21. Termitozophilus tenebrus sp. nov. A) Head, dorsal view. B) Left and right mandibles, dorsal view. C) Labrum, dorsal view. D) Maxilla, dorsal view. E) Pre-mentum, mentum and sub-mentum, ventral view. Scales: A = 2 mm; D = 1,5 mm; E = 1 mm; B, C = 0,5 mm.

FIGURE 27. Phylogenetic recapitulation hypothesis based on the condition of abdominal sclerites in Termitozophilus species.