Key to species of genus Pagurus from Brazil
1. Length of ocular peduncle (including corneae) less than 3 times diameter of cornea................................. 2
- Length of ocular peduncle (including corneae) equal to or longer than 3 times diameter of cornea ......... 5
2. Ultimate segment of antennular peduncles as long as ocular peduncles (including corneae) ..... P. heblingi
- Ultimate segment of antennular peduncles shorter than ocular peduncles (including corneae).................. 3
3. Carpus of right cheliped with strong oblique carina ................................................................... P. limatulus
- Carpus of right cheliped without oblique carina..........................................................................................4
4. Right cheliped with carpus covered by denticles ..................................................................... P. longimanus
- Right cheliped with carpus covered by conical or rounded tubercles ............................................... P. exilis
5. Ocular acicles with 1 spine ..................................................................................................... P. criniticornis
- Ocular acicles with more than 1 spine......................................................................................................... 6
6. Antennal peduncles overreaching ocular peduncles. Antennal flagellum with long setae ........... P. leptonyx
- Antennal peduncles equal to or shorter than ocular peduncles. Antennal flagellum with short setae......... 7
7. Chelipeds covered by short, dense setae................................................................................. P. provenzanoi
- Chelipeds covered by long, scattered setae .......................................................................... P. brevidactylus