282 DE. C. CHILTOX OX THE SUBTEEEANEAN 



Plate XIX. 



Cruregens fontanus. 



Fig. ]. Side view of the whole animal, x 12. 



2. Antennae^ from above. X 45 . 



3. End of upper antenna. X 380. 



4. Portion of lower antenna. X 180. 



5. Basal portion of lower antenna, from below, x 45. 



6. Upper lip. x 120. 



7. Mandibles, x 120. 



8. Mandibles and end of maxillipedes, seen from below and partly from the side. X 1 20. 



9. First maxilla. X 56. 



10. Portion of same. X 120. 



11. Second maxilla and lower lip. X 120. 



12. Lower lip. x 120. 



13. Second maxilla. X 120. 



14. Maxillipedes, distal portion, from below, x 120. 



15. Leg of first pair, outside view. X 30. 



16. Portion of the same, inside view. X 30. 



17. Leg of second pair. X 30. 



18. Palm of same. X 83. 



19. Leg of fourth pair. X 30. 



20. Pleon, with telson and uropoda, from above. X 30. 



21. First pleopod, from below. X 30. 



22. One of the posterior pleopoda. X 45. 



23. Uropoda, from above. X 30. 



Plate XX. 



Crangonyx compactus. 



Fis:. 1. Side view of the whole animal. X 12. 



2. Upper antenna. X 45. 



3. Portion of flagellum of same. X 120. 



4. Lower antenna. X 45. 



5. Upper lip. x 120. 



6. Right mandible. X 70. 



7. Extremity of same. X 240. 



8. Extremity of right mandible of another specimen. X 240. 



9. Extremity of left mandible (figure inverted). X 240. 



10. Lower lip. x 120. 



11. First maxilla. X 120. 



12. Extremity of middle lobe of same. X 350. 



13. Extremity of palp of same. X 240. 



14. Second maxilla. X 120. 



15. Extremity of inner lobe of same. X 350 



16. Maxillipedes, from below. X 70. 



17. Extremity of same, from above, x 120. 



18. Inner lobe of same. X 120. 



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