Table 1 Surveyed localities, including coordinates, sampling effort, and habitat description for each locality

A I - Nossa Senhora da Glória/SE

10° 12′ 17.1″ S,

33 Shermans × 14 = 462

Savanna/seasonal forest - arboreal caatinga and secondary semidecidual forest patch. Sandy-latosol

37° 21′ 12.2″ W

A II^a - Nossa Senhora da Glória/SE

10° 12′ 14.3″ S,

31 Shermans × 2 + 32 Shermans × 1 + 33 Shermans × 10 = 424

Savanna/seasonal forest - very degraded scrub caatinga and secondary semidecidual forest patch. Sandy-latosol

37° 21′ 10.4″ W

A - Nossa Senhora da Glória/SE

10° 12′ 15″ S,

20 pitfalls × 26 = 520

Savanna/seasonal forest - arboreal caatinga patch and secondary semidecidual forest patch. Sandy-latosol

37° 21′ 12″ W

‘A’ sampling effort subtotal

Shermans = 886 trap-nights; pitfalls = 520 trap-nights

B I - Monte Alegre de Sergipe/SE

10° 01′ 46.1″ S,

33 Shermans × 14 = 462

Steppic savanna under agricultural activities - semideciduous forest in deep valley with arboreal caatinga at the edge. Latosol covered with litter

37° 35′ 58.7″ W

B II - Monte Alegre de Sergipe/SE

10° 1′ 46.6″ S,

33 Shermans × 13 + 32 Shermans × 1 = 461

Steppic savanna under agricultural activities - degraded arboreal caatinga bordering a semidecidual forest. Sandy-latosol

37° 36′ 03.7″ W

B - Monte Alegre/SE

10° 1′ 49.5″ S,

20 pitfalls × 26 = 520

Steppic savanna under agricultural activities - semideciduous forest in deep valley with arboreal caatinga at the edge. Latosol covered with litter

37° 36′ 2.9″ W

‘B’ sampling effort subtotal

Shermans = 923 trap-nights; pitfalls = 520 trap-nights

C I - Porto da Folha/SE

9° 58′ 25″ S,

33 Shermans × 14 = 462

Steppic savanna under agricultural activities - semidecidual forest. Sandy-latosol covered with litter

37° 34′ 49.8″ W

C II - Porto da Folha/SE

9° 58′ 25″ S,

33 Shermans × 14 = 462

Steppic savanna under agricultural activities - secondary semidecidual forest. Gravel soil and latosol with litter

37° 34′ 50.8″ W

C - Porto da Folha/SE

9° 58′ 37.4″ S,

20 pitfalls × 26 = 520

Steppic savanna under agricultural activities - semidecidual forest. Sandy-latosol covered with litter

37° 34′ 47″ W

‘C’ sampling effort subtotal

Shermans = 924 trap-nights; pitfalls = 520 trap-nights

Porto da Folha, Monte Alegre de Sergipe e Nossa Senhora da Glória/SE

10° 3′ 45″ S, 37° 21′ 10″ W

Morning (57 h and 20 min) and evening random transects (25 h and 4 min)

Steppic savanna under agricultural activities, savanna/seasonal forest - highways and back roads

to 10° 2′ 22″ S, 37° 36′ 22″ W;

9° 59′ 1″ S, 37° 25′ 54″ W

to 10° 3′ 55″ S, 37° 36′ 27″ W

‘A,’ ‘B,’ and ‘C’ = southern sector sampling effort

Shermans = 2.733 trap-nights; pitfalls = 1.560 trap-nights; random transects = 82 h and 24 min

D I - border BA/SE

9° 33′ 04″ S,

38 Shermans × 6 + 37 Shermans × 1 + 33 Shermans × 7 = 496

Wooded steppic savanna - shrub caatinga in sandy and rocky soils along a river

38° 01′ 46″ W

D II^b - Xingozinho River/SE

9° 33′ 41″ S,

38 Shermans × 7 = 266

Wooded steppic savanna - shrub caatinga in sandy and rocky soils along a river

38° 01′ 14″ W

D - Poço Redondo/SE

9° 47′ 59″ S,

20 pitfalls × 22 = 440

Wooded steppic savanna - arboreal caatinga. Sandy soil

37° 44′ 56″ W

‘D’ sampling effort subtotal

Shermans = 762 trap-nights; pitfalls = 440 trap-nights

E I - Canindé de São Francisco/SE

9° 44′ 23.4″ S,

38 Shermans × 7 + 33 Shermans × 7 = 497

Forested steppic savanna - arboreal caatinga on a small hill with outcrops. Sandy-latosol in its higher elevation

37° 52′ 30.2″ W

E II^c - Canindé de São Francisco/SE (in dry season)

9° 44′ 16.9″ S,

38 Shermans × 4 = 152

Forested steppic savanna - arboreal caatinga. Sandy soil covered with litter

37° 52′ 11.8″ W

E II^d - Canindé de São Francisco/SE (in rainy season)

9° 44′ 10″ S,

33 Shermans × 7 = 231

Forested steppic savanna - shrub caatinga with caatinga in regeneration process (capoeira). Sandy soil covered with bushes

37° 52′ 22″ W

E - Canindé de São Francisco/SE

9° 44′ 23″ S,

20 pitfalls × 22 = 440

Forested steppic savanna - arboreal caatinga on a small hill with outcrops. Sandy-latosol in its higher elevation

37° 52′ 30″ W

‘E’ sampling effort subtotal

Shermans = 880 trap-nights; pitfalls = 440 trap-nights

F I - Paulo Afonso/BA

9° 29′ 00″ S,

38 Shermans × 7 + 33 Shermans × 7 = 497

Wooded steppic savanna - arboreal caatinga. Sandy soil, with patches covered with short herbs

38° 03′ 46″ W

F II - Paulo Afonso/BA

9° 28′ 54″ S,

38 Shermans × 7 + 33 Shermans × 7 = 497

Wooded steppic savanna - arboreal caatinga. Sandy and gravel soil. Terrain declining to a drained area with many rocks

38° 03′ 14″ W

F - Paulo Afonso/BA

9° 29′ 00″ S,

20 pitfalls × 22 = 440

Wooded steppic savanna - arboreal caatinga. Sandy soil, with patches covered with short herbs

38° 03′ 46″ W

‘F’ sampling effort subtotal

Shermans = 994 trap-nights; pitfalls = 440 trap-nights

Paulo Afonso/BA, Canindé de São Francisco, Poço Redondo/SE

9° 57′ 40″ S, 37° 36′ 21″ W

Morning (76 h and 51 min) and evening random transects (31 h and 20 min)

Wooded steppic savanna, forested steppic savanna - highways and back roads

to 10° 32′ 46″ S, 37° 47′ 05″ W

to 9° 24′ 31″ S, 38° 14′ 13″ W

‘D,’ ‘E,’ and ‘F’ = northern sector sampling effort

Shermans = 2,636 trap-nights; pitfalls = 1,320 trap-nights; random transects = 108 h and 11 min

Total sampling effort

Shermans = 5,369 trap-nights, pitfalls = 2,880 trap-nights; random transects = 190 h and 35 min