Glypturus Stimpson, 1866

Key to extant species of Glypturus Stimpson, 1866 View in CoL

1. Telson posterior margin with a small median spine........................... G. rabalaisae Sakai, 2011 View in CoL (West Atlantic)

- Telson posterior margin unarmed......................................................................... 2

2. Major cheliped palm lower margin armed with spines or spinules........................................................................................................................ G. ferox n. sp. (Northwest Pacific)

- Major cheliped palm lower margin unarmed................................................................ 3

3. Major cheliped palm lateral and mesial faces and carpus lateral face smooth, without field of granules............................................................................. G. armatus (A. Milne Edwards, 1870) View in CoL (West Pacific)

- Major cheliped palm lateral and mesial faces and carpus lateral face with fields of granules........................... 4

4. Major cheliped palm mesial face with longitudinal field of granules extending from base of fixed fingers to beyond midlength, lateral face with field of distinct granules adjacent to base of fixed finger....................................................................................................... G. acanthochirus Stimpson, 1866 View in CoL (West Atlantic)

- Major cheliped palm mesial face with vertical, narrow field of granules proximal to base of fingers, lateral face with field of faint granules adjacent to base of fixed finger........................................................................................... G. laurae (de Saint Laurent in de Vaugelas & de Saint Laurent, 1984) View in CoL (Red Sea, Singapore)