1921] Schmitt: The Marine Decapod Crustacea of California 173 
Family Hippipar 
First pair of legs simple; second to fourth legs with last joint curved and 
flattened. Carapace subeylindrical, with wings which cover the legs. Third max- 
illipeds broad, without exopodites. Abdomen bent under thorax; tail-fan not 
adapted for swimming. 
Genus Emerita Gronovius, Benedict 
Antennae with flagellum very long, robust, multiarticulate, and strongly 
ciliated, normally hidden, coiled beneath the external mouth parts. Third pair 
of maxillipeds with ischium very small, and merus very large; terminal joint 
narrow and compressed. Dactyls of first pair of legs oval and lamellate. 
Emerita analoga (Stimpson) 
Plate 31, figure 5 
Hippa analoga Stimpson, Proce. Boston Soe. Nat. Hist., 6, 85, 1857; Miers, 
Jour. Linn. Soc. London (Zool.), 14, 324, pl. 5, fig. 10, 1879; Ortmann, 
Zool. Jahrb., Abt. f. Syst., 6, 537, pl. 26, fig. 1, 1892; Holmes, Occas. 
Papers Calif. Acad. Sci., 7, 103, 1900. 
Emerita analoga Rathbun, H. A. E., 10, 168, 1904; Weymouth and Richard- 
son, Smithson. Mise. Coll., 59, no. 7, 1912; Mead, Univ. Calif. Publ. 
Zool., 16, 431, 1917. 
Fig. 110. Emerita analoga, dorsal view, natural size. 
Characters.—Carapace oblong-oval, very convex, and marked with irregular 
transverse, crenulated lines, which become much less marked toward the sides 
and the posterior end; median projection of front subtriangular but rounded at 
the tip; lateral lobes triangular and acute, projecting further forward than median 
lobe, from which they are separated by round, smooth sinuses. Eye-stalks long and 
very slender. Merus of maxillipeds with lobe at antero-internal angle rounded. 
Telson narrowly triangular, acute; outer surface convex, smooth, and glossy. 
