Part L1I—Twenty-third Annwal Report 
EXPLANATION OF PLATES. 
PLATE I, 
All the Figures are of the First Zoéa. 
1. Antenna and antennule, x » aay 
2. Antennule, . ‘ x 157 
3. Labrum, x 62 
4. Hye and rostrum, een, 
5. Mandible, x 38 
6. Cutting edge of mandible, . : x20 
7. First maxillipede, or 
8. Third maxillipede, . x ANS3 
9. Second maxilla, . K 57 
10. Palp (2) of first maxillipede, x PLB 
11. First pereiopod (chela), x 2G 
12. First protopodite joint and gills of the second pereiopod, x 62 
13. Third pereiopod, c c : alte) 
14. Epipodite of second maxillipede, x. 11220 
15. First protopodite joints and gills of the second pereiopod, x 162 
16. Third maxillipede, . x 33 
17. Propodite and dactylopodite joints of the third pereiopod, ume 
18. Palp of mandible, . - x 120 
19. Protopodite of the second maxillipede, : 1) | oe 
20. Propodite and dactylopodite joints of the chela (first pereiopod), . Xt ae 
21. Propodite and dactylopodite joints of the second pereiopod. 
22. Second pereiopod, : <u 
23. Edge of endopodite of the first maxillipede, ge les 
24, Flagellum of antenna, ‘ x on 
25. First protopodite joint of the third pereiopod, : ge 
26. First protopodite joint of the third pees (second view), x 62 
27. First maxilla, ‘ : x 62 
28, Protopodite of the chela (irs pereiopod, : <i 3s 
29, Second maxillipede, ; a Ge 
PLATE II. 
30. Abdomen, zoéa, first stage, ventral view, =ganglion, x Sew 
31. Abdomen, 2nd and 38rd joints, zoéa, first ate side view, x 44 
32. Abdomen, 2nd and 3rd joints, zoéa, stage la, side view, . fe il) 
33. Abdomen, 5th joint, zoéa, second stage, ventral view, Me 1G) 
34. Propodite and dactylopodite pes of the fourth Here ghOds 206a, 
first stage, . (0) 
35. Telson, zoéa, third stage, ventral view, <a 
36. Cast 4th pleopod of zoéa, third stage, : x 33 
37. Abdomen, 3rd and 4th joints, zoéa, third stage, . x alg 
38, Protopodite joints of first ‘pereiopod, Hess “fourth” stage, 
2a +2b=2nd protopodite joint, x 33 
39. Protopodite joints of second pereiopod, zoia, “fourth” stage, ‘magnified, 
40. First protopodite joint of fourth pereiopod, zoéa, first stage, magnified. 
41. Sete of hind border of telson, zoéa, first stage, . . magnified. 
42. Fifth pereiopod, zoéa, first stage, . . . . = Xe eLe 
43, First pereiopod, zoéa, ‘‘ four th” stage. 
44, Protopodite joints, first (1), second (2a + 2b), ope 
ex—=exopodite, zoéa, ‘‘ fourth” stage, : x 33 
45. Protopodite, first joint, fifth pereiopod, zoéa, first stage, . s aOR 
46. Telson, zoéa, 1a stage, : : . OG eee 
47. Abdomen, side view, zoéa, first stage, x Te 
48, Telson, zoéa, second 'stage, a=anus, x 19 
49. Side of thorax, z06a, first stage, showing ‘the arrangement of the 
gills. 
50. Abdomen, zoéa, first stage, dorsal aspect. 
bie) Lhird pleopod, zoéa, ‘‘ fourth” stage, ; xe 
52. Propodite and dactylopodite ious of fifth pereiopod, z0€a, first 
stage, . x 62 
53. Fourth ‘pereiopod, Zo8a, first stage, x as 
54. First protopodite joint, fourth pereiopod, z08a, first stage, Pe ta ais an (8177 
55. One of the serrated spines on propodite of fourth pereiopod, zoéa, 
first stage. 
56. Telson, zoéa, ‘‘ fourth” stage, ventral view, <a 
