658 
Fia. 105. 
Fia. 106. 
Fia, 107. 
Fig. 108. 
Fig. 108 a. 
Fra. 109. 
Fie. 113. 
Fie. 113 a. 
Fig. 123. 
Fia. 124. 
Fig. 125. 
Fia. 126. 
REPORT OF COMMISSIONER OF FISH AND FISHERIES. [156] 
PLATE XXVIII. 
Pleurobranchea tarda VY. Dorsal view of a specimen in aleohol, two-thirds 
natural size. 
Scaphander nobilis V., natural size. 
Koonsia obesa V. Dorsal view of a specimen preserved a short time in 
aleohol, in which the dorsal part of the body is much contracted, two- 
thirds natural size. 
Issa ramosa VY. & Em. Dorsal view of a living specimen, enlarged three 
diameters. 
The same. Part of the odontophore, much enlarged. 
Scyllea Edwardsii V. Side view of a living specimen, two-thirds natural 
size. 
Glaucus margaritaceus. Ventral view of a nearly mature specimen, consid- 
erably enlarged. 
The same. Dorsal view of a younger specimen, much enlarged; b, view 
of a still smaller specimen. 
Pentalium occidentale, enlarged four diameters. 
The same. A small specimen of a more curved variety, enlarged two di- 
ameters. 
The same. View of a young specimen with more numerous suleatiors, 
enlarged four diameters; a, transverse section of the same. 
Cadulus Pandionis V. & 8., enlarged about three diameters; a, front view 
of the anterior end to show the aperture. 
Fig. 109 was drawn from life by Ensign W. E. Safford, U. 8. N. 
Figs. 113 and 113 @ were copied from sketches made at sea by My. A. 
. Baldwin. 
ae 
