Three new species of the spider genus Plato and the new genus Cuacuba from caves of the states of Pará and Minas Gerais, Brazil (Araneae, Theridiosomatidae)

Cuacuba morrodopilar sp. n. A female epigynum, ventral view B female epigynum, dorsal view, clarified (LM) C female epigynum, ventral view (SEM) D female epigynum, ventral view with plate removed (SEM) E female epigynum, dorsal (drawing). Abbreviations: CD copulatory ducts; CO copulatory opening; TG transversal groove; FD fertilization ducts; S spermathecae. Scale bars: A, 0.9; B 0.13; C, D 0.1; E 0.25 mm.