Species (34)
- Placostylus palmarum Mousson
- Placostylus palmalrum Mousson
- Placostylus hargreavesi Cox
- Placostylus manni Clapp
- Placostylus stucburyi Pfeiffer L.
- Placostylus salomonis Pfeiffer
- Placostylus bollonsi
- Placostylus founaki
- Placostylus cylindricus
- Placostylus hongii
- Placostylus paravicinianus
- Placostylus sanchristovalensis
- Placostylus unicus
- Placostylus gracilis Broderip
- Placostylus fibratus Martyn ssp. fibratus
- Placostylus pseudocaledonicus Montrouzier
- Placostylus caledonicus Petit
- Placostylus porphyrostomus Pfeiffer
- Placostylus fibratus Martyn
- Placostylus senilis Gassiers
- Placostylus malleatus Jay
- Placostylus fibratus Reeve ssp. bairdi
- Placostylus strangei Pfeiffer L.
- Placostylus bivaricosus Gascoin
- Placostylus cleryi Petit
- Placostylus sellersi Cox
- Placostylus sp.
- Placostylus mariei
- Placostylus hargavesi
- Placostylus bivaronis Gascoin
- Placostylus miltocheilus
- Placostylus ambagiosus Powell ssp. priscus
- Placostylus shongii Lesson
- Placostylus ambagiosus Powell ssp. spiritus