Eight species of armored spiders belonging to two families, Pacullidae Simon, 1894 and Tetrablemmidae O. Pickard-Cambridge, 1873, are reported from Singapore. Five species are documented as new to science: Paculla
bukittimahensis Lin & Li, sp. n. (male and female), Paculla
globosa Lin & Li, sp. n. (male and female), Ablemma
malacca Lin & Li, sp. n. (male and female), Singaporemma
lenachanae Lin & Li, sp. n. (male and female), and Sulaimania
brevis Lin & Li, sp. n. (male). The three known species are Brignoliella
besutensis Lin, Li & Jäger, 2012, Brignoliella
michaeli Lehtinen, 1981, and Singaporemma
singulare Shear, 1978, of which the female of Brignoliella
besutensis is described for the first time. For comparison, types of Singaporemma
adjacens Lehtinen, 1981 from Vietnam, Singaporemma
halongense Lehtinen, 1981 from Vietnam, Singaporemma
singulare from Singapore and Sulaimania
vigelandi Lehtinen, 1981 from Malaysia are studied and photographed.