A new tarantula species of the genus Phlogiellus Pocock, 1897,
P. kwebaburdeos n. sp. is described and illustrated based on a series of
specimens collected inside the Puting Bato Cave 3-4 in Burdeos, Polilio
Island, Quezon Province, Philippines. P. kwebaburdeos Barrion-Dupo, Barrion
and Rasalan n. sp., a cave-dwelling mygalomorph spider represents the fifth
and sixteenth species of Phlogiellus reported in the Philippines and in Southand
Southeast Asia, respectively.