246 On some new or rare Crustacea from Scotland. 



X 380. 8. Posterior foot-jaw, X 380. 9. Foot of first pair, 

 X 190. 10. Foot of fourth pair, x 127. 11. Foot of fifth 

 pair, female, X 190. 12. Auterior antenna, male, X 253. 



13. Foot of third pair, inner branch only, male, X 190. 



14. Foot of fifth pair, male, X 190. 



PseudantJiessius gracilis, Claus. 



Fig. 15. Female, seen from above, X 40. 16. Posterior antenna, X 127. 

 17. Mandible and (a) maxilla, X 190. 18. Anterior foot-jaw, 

 X 190. 19. Posterior foot-jaw, x 190. 20. Foot of fourth 

 pair, X 127. 



Plate XIII. 

 ? Cyproidia hrevirostris, sp. n. 



Fig. 1. Female (?), seen from the side, x 48. 2. Superior antenna, X 127. 

 3. Inferior antenna, X 127. 4. Mandible and palp, X 285. 

 5. First gnathopod, X 127. 6. Second gnathopod, X 127. 

 7. Third pereiopod, X 95. 8. Fifth pereiopod, X 95. 9. First 

 uropod, X 127. 10. Third uropod, X 127. 11. Telson, x 190. 



