Figures 1-5
Neocaeculus setecidades sp. nov., paratype ♀: 1, dorsal view; 2, ventral view; 3, lateral view; 4, anterior portion of aspidosomal sclerite, dorsal view; 5, tarsi of legs I, dorso-anterior view. Scales bars: 1, 2, 3, 1000 μm; 4, 250 μm; 5, 100 μm
Figures 6-9
Neocaeculus setecidades sp. nov., holotype ♂, cleared: 6, 8, dorsal view; 7, 9, ventral view. Scale bars: 500 μm.
Figures 10-14
Neocaeculus setecidades sp. nov., holotype ♂: 10, anterior portion of tarsus of leg I, prolateral view; 11, anterior portion of aspidosomal sclerite, dorsal view; 12, palp, dorsal view; 13, palp, ventral view; 14, internal genital sclerite, ventral view (bo, bothridium; eu, eupathidium; fs, foliar seta; Po, naso seta; sol, solenidion; ts, tarsal solenidion). Scale bars: 10, 12, 13, 50 μm; 11, 250 μm; 14, 100 μm.
Figures 15-22
Neocaeculus setecidades sp. nov.: 15, 17, 19, 21, trochanter, basifemur, femur and genu, respectively Legs I, II, III, IV, dorso-prolateral view; 16, 18, 20, 22, tibia and tarsus, respectively Legs I, II, III, IV, prolateral view (bt, tarsal bothridium; sol, solenidion; ts, tarsal solenidion). Scale bar: 250 μm. Dotted circles indicate solenidia and eupathidia at retrolateral positions.
Figures 23-30
Neocaeculus setecidades sp. nov., paratype ♂, scanning electron microscope images, Leg I: 23, tarsus, dorso-retrolateral view; 24, tarsal claws, dorsal view (arrows: foliar setae); 25, same, retrolateral view (arrow: foliar seta); 26, tarsal distal eupathidium, ventral view; 27, tarsal medial eupathidium elevated base, lateral view (arrow: eupathidium); 28, tibial solenidion, retrolateral view; 29, tarsus, prolateral view (arrow: tarsal solenidion); 30, same, solenidion detail. Scale bars: 23, 100 μm; 24, 25, 27, 28, 30, 10 μm; 26, 5 μm; 29, 50 μm.
Figures 31-38
Neocaeculus setecidades sp. nov., paratype ♂, scanning electron microscope images: 31, 32, Leg II; 33-36, Leg III; 37, 38, Leg IV. Fig. 31, tarsus, dorso-prolateral view; 32, tibial solenidion, dorso-retrolateral view; 33, tarsus, retrolateral view (arrow: tarsal bothridium); 34, tarsal bothridium, dorso-retrolateral view; 35, tibial solenidion, retrolateral view; 36, tarsal claws, retrolatertal view (arrow: foliar seta); 37, tarsus, retrolateral view (arrow: tarsal bothridium); 38, tarsal bothridium base, dorso-retrolateral view. Scale bars: 31, 50 μm; 32, 34, 36, 38, 10 μm; 33, 37, 100 μm; 35, 5 μm.
Figures 39-42
Neocaeculus setecidades sp. nov. habitats in the Parque Nacional Sete Cidades, Piracuruca, Piauí, Brazil. 39, 40, grasslands; 41, 42, dry semideciduous Forest.
Uma nova espécie de ácaro perna-de-ancinho Neocaeculus (Acari, Caeculidae) do semiárido brasileiro e novos dados de ocorrência de Andocaeculus caioi
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