Fig. 4 in Nihonella gen. nov., a new troglophilic genus of dwarf spiders from Japan with a discussion on its phylogenetic position within the subfamily Erigoninae (Araneae, Linyphiidae)

Fig. 4. Embolic division and details of the male palp of Nihonella chika gen. et. sp. nov. A. ♂, paratype (NSMT-Ar 20911), embolic division, ventro-retrolateral view. B. Ditto, frontal view. C. Ditto, dorsal view. D. Ditto, ventral view. E. ♂, paratype (NSMT-Ar 20910), palp under SEM microscope, anteroretrolateral view. F. Ditto, detail of the tip of the prolateral tibial apophysis. Abbreviations: see Material and methods.