Vot.2] Esterly.—-Copepoda of the San Diego Region. 221 
Length: Female, 5-7 mm.; male, 7-8 mm. 
Occurrence: Both sexes are rather common, in winter and 
summer collections. 
2. Sapphirina angusta Dana. 
Sapphirina angusta Dana, 1849, p. 41; 1852, p. 1240; 1855, pl. 
87, figs. 3a, bD. 
Sapphirina danae Lubbock, 1856, p. 33, pl. 12, figs. 9-11. 
Sapphirina clausii Haeckel, 1864, p. 104, pl. 2, figs. 21-25. 
Sapphirina angusta Giesbrecht, 1892, pp. 619, 641; pl. 52, figs. 5, 
Gebs, 08, G65 pl..o3, fies. 6, 17, 29; 30; pl o4, figs. 2; 8, 17, 
20, 60, 61. 
aS riQ | be 
Fig. 58.—Sapphirina angusta. (a) Female, dorsal, furca not shown, x14. 
(b) Fourth foot of female X160. Ke., outer ramus. (¢) 
Posterior antenna, female, 160. B.2, second basal joint. 
Ri.2, second joint of inner ramus. (d) Furea of male, 
dorsal, X60. 
2 Head longer than broad; furea almost twice as long as 
broad, with a broad tooth at end of inner border (fig. 58d), dor- 
sal bristle placed farther back than the outer marginal bristles. 
Anterior antennae 5-jointed, 5/6 as long as the posterior, second 
joint 5/4 as long as the 3 terminal joints together. Inner ramus 
