Rugocepheus costaricensis sp. n. Adult, (with cerotegument) SEM. 43 lateral view 44 rostral zone 45le setae; 46 notogastral setae 47 notogastral cerotegumental layer, ventral view 48 anterior prodorsal zone 49 notogastral cerotegumental layer, ventrolateral view 50 cerotegumental layer 51 bothridial zone 52 ventrolateral inclined zone. Scale bars: 100 μm (43); 5 μm (44); 10 μm (45); 5 μm (46); 10 μm (47); 20 μm (48);10 μm (49); 2 μm (50); 20 μm (51); 50 μm (52).