PLATE 12. 
LARVAL STAGES OF EUPHAUSIACEA. 
Fig. 1. Thysanopoda sp. (7. monacantha ORTMANN. aff.). 
Fig. la. First Furcilia-stage; length 3.7mm. The animal, from the left; 21. mxp. maxilliped. 
Fig. lb. Anterior part of the same larva, from above; X 37. Setae and antenna on the right 
side omitted. : 
Fig. 1c. Posterior part of abdomen with right uropod of the same larva, from above; X 30. 
Fig. 1d. Posterior part of telson of the same larva, from above; X 80. 
Fig. le. Last Furcilia-stage; length 5.0 mm. The animal, from the left side; X 21. mxp. 
maxilliped. . 
Fig. 1f. Anterior part of the specimen shown in fig. le, from above; X 28. The distal part of 
left antennula, right antenna, and most setae omitted. 
Fig. lg. Distal part of telson of the specimen shown in fig. le, from above; X 87. 
Fig. 2. Euphausia distinguenda H. J. Hansen. 
Fig. 2a. Anterior half of a larva in the last Furcilia-stage; from the left; 35. The animal is 
2.8 mm. long. 
Fig. 2b. Anterior part of the same specimen, from above; X 49. The setae on right antennula 
omitted. 
Fig. 2c. Distal part of telson of the same specimen, from above; X 82. 
Fig. 3. Nyctiphanes simplex H. J. Hansen. 
Fig. 3a. Cephalothorax and the three anterior abdominal segments of a larva in the intermediate 
Furcilia-stage, from the left; > 26. mxp. maxilliped. The animal is 3.2 mm. long. 
Fig. 3b. Anterior part of the same specimen, from above;  X 30. 
Fig. 3c. Posterior part of abdomen of the same specimen, from above; X 30. Right uropod 
omitted. 
Fig. 3d. Distal part of telson of the same specimen, from above; X 83. 
Fig. 3e. Posterior part of abdomen with left uropod of a larva in last Furcilia-stage, from above; 
< 29. The animal is 3.7 mm. long. 
Fig. 3f. Distal part of the telson shown in fig. 3e, from above; X 83. 
Fig. 4. Pseudeuphausia latifrons G. O. Sars. 
Fig. 4a. Anterior part of a larva in a Cyrtopia-stage, from above; X 32. The animal is 3.2mm. 
Fig. 4b. Posterior part of abdomen with right uropod of the same larva, from above; X 32. 
Fig. 5. Nematoscelis microps G. O. Sars. 
Fig. 5a. Larva in the first Cyrtopia-stage, from the right; X 25. The animal is 3.5 mm. long. 
Fig. 5b. Head with eyes and antennulae of the same specimen, from above; X 39. 
Fig. 5c. End of telson of the same specimen, from above; X 93. 
Fig. 6. Stylocheiron carinatum G. O. Sars. 
Fig. 6a. Larva in the intermediate Furcilia-stage, from the right; 30. The animal is 2.8 mm. 
(On possible inaccuracies in the figure see page 293). 
Fig. 6b. Head with eyes and antennulae of the same specimen, from above; X 46. The setae 
omitted. 
Fig. 6c. Posterior part of telson of the same specimen, from above; X 140. 
Fig. 6d. Cephalothorax and first abdominal segment of a larva in the last Furcilia-stage, from the 
right; > 30. The animal is 3 mm. long. 
