PLATE XVII. 



Fig. la. HexapiiS sexpes (Fabricius), external maxilliped, magn. lo. Fig. \b abdomen of (^ , magn. lo. 



Fig. 2. Pinnotheres quadratus Rathbun, j^, magn. lo. Fig. 2a external maxilliped, magn. 40. 



Fig. 3. Pinnotheres obesus Dana, cf. magn. 10. Fig. 3 a external maxilliped, magn. 40. 



Fig. 4. Pinnotlieres censors Burger, 9> magn. 7. Fig. 4« external maxilliped, magn. 30. Fig. \b left chela 



of 9. outer view, magn. 16. 

 Fig. 5. Pinnotheres onychodactylns n. sp., 9- magn. 3. Fig. 5^ external maxilliped, magn. 20. Fig. 5^ pro- 



podite and dactylus of left penultimate leg, magn. 10. Fig. 5^ propodite and dactylus of left 



last leg, magn. 10. 

 Fig. 6. Pinnotheres tricliopus n. sp., cf, magn. 4. Fig. 6a external maxilliped, magn. 30. Fig. db right 



chela of cf, outer view, magn. 10. 



