Paulianacarus costaricensis sp. n. Adult with cerotegumental layer. SEM. 36 lateral view 37 anterior lateral notogastral zone 38 bothridial zone 39 prodorsal marginal zone 40 promontories 41 lateral view, sensillus zone. Abbreviations: See Material and methods. Scale bars: 36 = 200 μm; 37 = 20 μm; 38 = 50 μm; 39 = 10 μm; 40 = 10 μm; 41 = 50 μm.