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FIGURE 8–10 in New species of Pseudosinella Schäffer, 1897 (Collembola, Entomobryidae) from Hungary

FIGURE 8–10. Pseudosinella csafordi sp. nov.: 8, th. II dorsal chaetotaxy (left side), broad black circles—broad ciliated macrochaetae, psp—pseudopore; 9, th. III dorsal chaetotaxy (left side), broad black circles—broad ciliated macrochaetae, psp—pseudopore; 10, abd. I dorsal chaetotaxy (left side), psp—pseudopore.

FIGURE 6–7 in New species of Pseudosinella Schäffer, 1897 (Collembola, Entomobryidae) from Hungary

FIGURE 6–7. Pseudosinella csafordi sp. nov.: 6, distribution pattern of dorsal macrochaetae (filled circles), trichobotria (lines) and pseudopore (Ø); 7, dorsal head chaetotaxy, broad black circles—long ciliated macrochaetae, small black circlesshort ciliated macrochaetae (nomenclature "RST" – right side, normal letters, nomenclature "AMS" – left side, italicized letters).

FIGURE 15–19 in New species of Pseudosinella Schäffer, 1897 (Collembola, Entomobryidae) from Hungary

FIGURE 15–19. Pseudosinella csafordi sp. nov.: 15, trochanteral organ; 16, leg III unguis and unguiculus; 17, ventral tube anterior view (left side) and posterior view (right side), circles—ciliated chaetae; 18, mucro and apical part of dens; 19, manubrial plate, black circles—ciliated macrochaetae, Ø—pseudopore.

FIGURE 2–5 in New species of Pseudosinella Schäffer, 1897 (Collembola, Entomobryidae) from Hungary

FIGURE 2–5. Pseudosinella csafordi sp. nov.: 2, ant. III sensillar organ; 3, labrum; 4, labial papilla E with lateral process; 5, labial triangle (right side) and ventral cephalic groove with labial and postlabial chaetotaxy.

FIGURE 13–14 in New species of Pseudosinella Schäffer, 1897 (Collembola, Entomobryidae) from Hungary

FIGURE 13–14. Pseudosinella csafordi sp. nov.: 13, abd. IV chaetotaxy, broad black circles—broad ciliated macrochaetae, small black circles—thin ciliated macrochaetae, open circles—mesochaetae, triangles—fan-shaped chaetae, x—trichobotria, psp—pseudopore; 14, abd. IV trichobothrial complex.

FIGURE 35–39 in New species of Pseudosinella Schäffer, 1897 (Collembola, Entomobryidae) from Hungary

FIGURE 35–39. Pseudosinella dungeri sp. nov.: 35, trochanteral organ; 36, leg III unguis and unguiculus; 37, ventral tube anterior view (left side) and posterior view (right side), circles—ciliated chaetae; 38, mucro and apical part of dens; 39, manubrial plate, black circles—ciliated macrochaetae, Ø—pseudopore.

FIGURE 28–30 in New species of Pseudosinella Schäffer, 1897 (Collembola, Entomobryidae) from Hungary

FIGURE 28–30. Pseudosinella dungeri sp. nov.: 28, th. II dorsal chaetotaxy (left side), broad black circle—broad ciliated macrochaeta, psp—pseudopore; 29, th. III dorsal chaetotaxy (left side), psp—pseudopore; 30, abd. I dorsal chaetotaxy (left side), psp—pseudopore.

FIGURES 60–66 in Three new species of Entomobryoidea (Collembola: Entomobryomorpha) from Brazilian Caatinga-Cerrado transition, with identification keys to Brazilian Cyphoderus, Pseudosinella and Trogolaphysa species

FIGURES 60–66. Trogolaphysa piracurucaensis sp. nov.: 60, trochanteral organ; 61, empodial complex III and distal tibiotarsus; 62, collophore anterior side; 63, collophore lateral flap; 64, manubrial plate; 65, dens and mucro, dorsal view; 66, distal dens and mucro, dorsal view.

FIGURES 53–57 in Three new species of Entomobryoidea (Collembola: Entomobryomorpha) from Brazilian Caatinga-Cerrado transition, with identification keys to Brazilian Cyphoderus, Pseudosinella and Trogolaphysa species

FIGURES 53–57. Trogolaphysa piracurucaensis sp. nov.: dorsal chaetotaxy; 53, Th. II; 54, Th. III; 55, Abd. I; 56, Abd. II; 57, Abd. III.

FIGURES 36–43 in Three new species of Entomobryoidea (Collembola: Entomobryomorpha) from Brazilian Caatinga-Cerrado transition, with identification keys to Brazilian Cyphoderus, Pseudosinella and Trogolaphysa species

FIGURES 36–43. Pseudosinella triocellata sp. nov.: 36, trochanteral organ; 37, empodial complex III and distal tibiotarsus; 38, collophore anterior side; 39, collophore posterior side; 40, collophore lateral flap; 41, distal manubrium and manubrial plate; 42, dens and mucro, dorsal view; 43, distal dens and mucro, lateral view.

FIGURES 45–52 in Three new species of Entomobryoidea (Collembola: Entomobryomorpha) from Brazilian Caatinga-Cerrado transition, with identification keys to Brazilian Cyphoderus, Pseudosinella and Trogolaphysa species

FIGURES 45–52. Trogolaphysa piracurucaensis sp. nov.: 45, apex of Ant. IV; 46, Ant. III sense organ and surrounding chaetae; 47, Ant. III sense organ of abnormal specimen with multiples of guard sens; 48, prelabral and labral chaetae; 49, labial basolateral and basomedian fields chaetotaxy: left side—pattern observed in most specimens, right side—polymorphic pattern observed in one specimen; 50, outer maxillary lobe and sublobal plate; 51, post-labial ventral chaetotaxy; 52, dorsal head chaetotaxy.

FIGURES 29–33 in Three new species of Entomobryoidea (Collembola: Entomobryomorpha) from Brazilian Caatinga-Cerrado transition, with identification keys to Brazilian Cyphoderus, Pseudosinella and Trogolaphysa species

FIGURES 29–33. Pseudosinella triocellata sp. nov.: dorsal chaetotaxy; 29, Th. II; 30, Th. III; 31, Abd. I; 32, Abd. II; 33, Abd. III.

FIGURES 14–20 in Three new species of Entomobryoidea (Collembola: Entomobryomorpha) from Brazilian Caatinga-Cerrado transition, with identification keys to Brazilian Cyphoderus, Pseudosinella and Trogolaphysa species

FIGURES 14–20. Cyphoderus equidenticulati sp. nov.: 14, trochanteral organ; 15, empodial complex III and distal tibiotarsus; 16, collophore anterior side; 17, collophore posterior side and lateral flaps; 18, distal manubrium and manubrial plate; 19, dens and mucro, inner dorsal view; 20, detailed view of mucro.

FIGURES 22–27 in Three new species of Entomobryoidea (Collembola: Entomobryomorpha) from Brazilian Caatinga-Cerrado transition, with identification keys to Brazilian Cyphoderus, Pseudosinella and Trogolaphysa species

FIGURES 22–27. Pseudosinella triocellata sp. nov.: 22, apex of Ant. IV; 23, Ant. III sense organ and surrounding chaetae; 24, prelabral and labral chaetae; 25, post-labial ventral plus labial basolateral and basomedian fields chaetotaxy; 26, labial palp papillae and proximal chaetae; 27, outer maxillary lobe and sublobal plate.

FIGURES 7–11 in Three new species of Entomobryoidea (Collembola: Entomobryomorpha) from Brazilian Caatinga-Cerrado transition, with identification keys to Brazilian Cyphoderus, Pseudosinella and Trogolaphysa species

FIGURES 7–11. Cyphoderus equidenticulati sp. nov.: dorsal chaetotaxy; 7, Th. II; 8, Th. III; 9, Abd. I; 10, Abd. II; 11, Abd. III.

FIGURES 1–5 in Three new species of Entomobryoidea (Collembola: Entomobryomorpha) from Brazilian Caatinga-Cerrado transition, with identification keys to Brazilian Cyphoderus, Pseudosinella and Trogolaphysa species

FIGURES 1–5. Cyphoderus equidenticulati sp. nov.: 1, apex of Ant. IV; 2, Ant. III sense organ and surrounding chaetae; 3, post-labial ventral chaetotaxy; 4, Labium with labial palp, proximal chaetae, outer maxillary lobe and basolateral and basomedian fields chaetotaxy; 5, labral chaetae.

FIGURE 3 in Collembola of the Campanet cave (Mallorca, Balearic Islands), with descriptions of new species of Pseudosinella (Entomobryidae) and Oncopodura (Oncopoduridae)

FIGURE 3. Oncopodura siquierae sp. nov. A, Ant IV, right and dorsal view (only the areas inside the dotted line circle have all the chaetae drawn) (bar 0,02 mm); B, detail of the modified chaeta on Ant IV base; C, same as B for O. gledensis of homologous modified chaeta drawn in B; D, Ant III; E, detail of the special chaeta basal to sense organ of Ant III (bar 0,02 mm); F, same as E for O. gledensis of homologous modified chaeta drawn in E; G, Ant II (bar 0,02 mm); H, Ant I and head area where the PAO is situated (bar 0,02 mm); H', shape of the ventral head chaetae; I, tenaculum (bar 0,02 mm); J, leg 2 tibiotarsus in lateral view showing only the spatulate chaeta (bar 0,02 mm); K, hind leg tibiotarsus and claw complex, showing only the largest chaetae (bar 0,01 mm); L, detail of hind leg claw complex (bar 0,01 mm); M, ventral view of hind leg claw (bar 0,01 mm); N, lateral view of mucro, dens and distal end of manubrium (bar 0,02 mm); O, posterior view of right dens (bar 0,02 mm).

FIGURE 2 in Collembola of the Campanet cave (Mallorca, Balearic Islands), with descriptions of new species of Pseudosinella (Entomobryidae) and Oncopodura (Oncopoduridae)

FIGURE 2. Pseudosinella grauae sp. nov. A, Antenna (left, dorsal view) and details of some modified chaetae: a–b, terminal special chaetae and c, one of the paired sensilla on Ant III sensory organ (bar 0,03 mm); B, labrum (dorsal view) (bar 0,025 mm); C, maxillary outer lobe (bar 0,025 mm); D, labial palp E and lateral process (or differentiated chaeta) (bar 0,01 mm); E, labial triangle, (bar 0,025 mm); F, anterior head chaetotaxy (bar 0,05 mm); G, Abd II chaetotaxy (bar 0,05 mm), SC (scale relative size); H, Abd IV, chaetotaxy (and detail of bothriotricha and Mc) (bar 0,05 mm); I, tenaculum (bar 0,02 mm); J, trochanteral organ (bar 0,015 mm); K, hind leg claw complex (bar 0,01 mm); L, claw complex of P. subcentralis (Paratype) (bar 0,02 mm); M, tip of dentes and mucro (bar 0,01 mm).

FIGURES 4–5. FIGURE 4 in Collembola of the Campanet cave (Mallorca, Balearic Islands), with descriptions of new species of Pseudosinella (Entomobryidae) and Oncopodura (Oncopoduridae)

FIGURES 4–5. FIGURE 4. Oncopodura siquierae sp. nov. Body chaetotaxy following Szeptycki (1977) (bar 0,05 mm); Th II bothriotrium detail (x3); a4, p5 detail (x4); a7 and m7 (actual size). FIGURE 5. A, Entomobrya pazaristei Denis, 1933 (bar 2 mm); B, Dicyrtomina ornata (Nicolet, 1842) (bar 1 mm). Both photographs by Mateo Vadell.

FIGURE 1 in Collembola of the Campanet cave (Mallorca, Balearic Islands), with descriptions of new species of Pseudosinella (Entomobryidae) and Oncopodura (Oncopoduridae)

FIGURE 1.. Localization of traps (black-white circles pitfall traps 1–12) and hand sampling (other symbols). Coecobrya tenebricosa (traps 1, 2, 4, 6, 10, 11, 12); Disparrhopalites patrizi (traps 5); Neelus murinus (traps 2, 4); Oncopodura siquierae sp. nov. (traps 1, 4); Pseudosinella gruae sp. nov. (Traps 2, 4). Some traps did not capture Collembola, but individuals from other taxonomic groups did.