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EXPLANATION OF THE PLATES. 
PLATE L 
1. Stenothocheres egregius n. gen., n. sp. 
Female seen from below, >< 58; a@. antennula, c. antenna, f. maxilla, g. maxilliped, m. first 
trunk-leg, x. second trunk-leg, p. caudal stylet, 7. genital aperture. 
The same female seen from left side. 
Male seen from below, > 58; s. frontal thread. 
Three eggs, X 58. 
Head of female, < 192; b. olfactory seta of the antennula, ¢. antenna, ¢. maxillula, h. sub- 
median skeleton. 
First trunk-leg of female seen from the inner side, X 240; 7. inner branch. 
Abdomen and posterior part of the trunk of female seen from below, 240; g. genital 
aperture, ¢. caudal stylets, w. trunk-leg of second pair. 
The same parts as in fig. 1g seen from left side, 240; g. genital aperture, m. its muscles, 
r. receptaculum seminis, uv. trunk-leg. 
Male seen from below, >< 255; a. antennula, 0. its olfactory seta, ¢. antenna, d. mouth, 
e. maxillula, f. maxilla, g. maxilliped, m. first trunk-leg, . second trunk-leg, 0. abdomen. 
The same male seen from left side; e¢. maxillula. 
Larva seen from below, > 230; on the right side of the figure the second trunk-leg, on 
the left side the branches of the first trunk-leg are omitted. 0. olfactory seta of the anten- 
nula, e. maxillula, 7, pouch, m. first pair of trunk-legs, m’. transverse outstanding list between 
’ 
the legs of the first pair, ». second pair of trunk-legs, n’. transverse list between the legs 
of the second pair, 0. abdomen, p’. long seta of the caudal stylet. 
2. Stenothocheres Sarsii n. sp. 
Large female seen from below, > 26; s. frontal threads. 
Male seen from below, > 26. 
Lump of eggs, X 26. 
Smaller female seen from below, X 48. 
The same female seen from left side. 
Head of female, >< 165; antennule omitted; c. antenna. 
Antennula of female, 170; the olfactory seta partly broken off. 
Trunk-leg of first pair of female seen from below, XX 170; e. exterior branch. 
Abdomen and posterior part of the trunk of female, X 170; g. genital aperture. 
