P. philippinus:

CAS 36941, 20 of 60 (15.3-22.2), 2 C&S (21.5-25.0). Prond Bay, at southwest corner of Goh Samed, Gulf of Thailand, Chumphon Prov., Thailand. 10°24'4" N., 99°17'33" E. 0-3 m, 17 May 1960. Fehlmann et al. CAS 36942, 20 of 68 (11.4-24.5), 2 C&S (22.5-24.5). Fringing coral reef on northwest side of Goh Maprao; Gulf of Thailand, Chumphon Prov., Thailand. 10°23'24"N., 99°17'45"E. 1-3.7 m, 18 May 1960. Fehlmann et al. CAS 36950, 20 of 158 (12.5- 25.2), 2 C&S (25.3-39.1). West side of Goh Luem, ca. 3 miles southeast of Prachuap Khiri Khan town, fringing coral reef & rocky shoreline, Gulf of Thailand, Prachuap Khiri Khan, Thailand. 11°45'30" N 99°49'52" E. 0-4.6 m, 16 June 1961. Pairojana et al. AMS I.24322001, 2 C&S (24.01- 27.14). Data same as CAS 36950. NSMT-P 30652, 5 (20.2-22.8). 1 C&S (22.8). Ipponmatsu, Usa, Shikoku, Japan. 17 May 1988, Okamura.