82 U.S. NATIONAL MUSEUM BULLETIN 258 



elsewhere to the north of Cedros Island, where it is the second most 

 abundant amphipod in the Phyllospadix zone of the intertidal (after 

 Hyale sp.). 



Amphilochidae 



Amphilochus litoralis Stout 



Amphilochus litoralis Stout, 1912, pp. 136-140, fig. 78.— J. L. Barnard, 1962c, 

 pp. 124-125, fig. 2. 



Material. — carmel: rare in red algae of intertidal, abundant in 

 red algae below intertidal zone; Phyllospadix-pelvetiid grid, scarce; 

 polychaete tube-masses, rare; shell fragments and algae, rare; 

 Laminaria and corallines, abundant, goleta: Macrocystis holdfast, 

 3 m., rare. pt. dume: Egregia, rare, corona del mar: Phyllospadix- 

 coralline grid, scarce; loose rocks, rare; algae below water, abundant; 

 Egregia-stipes, abundant; coralline algae, abundant, la jolla: 

 Phyllospadix-coraMine grid, abundant (149 per sq. m.); short-tufted 

 red algal platform, abundant (43 per sq. m.). 



Distribution. — Californian intertidal, Monterey Bay to La Jolla. 

 Strongly associated with red algae and corallines, the color of the 

 amphipod resembling that of the algae. 



Amphilochus neapolitanus Delia Valle 



Amphilochus neapolitanus Delia Valle: Chevreux and Fage, 1925, pp. 112-113, 

 figs. 106-108.— J. L. Barnard, 1962c, p. 126, fig. 3. 



Material. — cayucos: Phyllospadix-pelvetud grid, scarce (17 per 

 sq. m.); buried cobbles, rare; Macrocystis holdfast, rare; coralline 

 algae, rare, goleta: Phyllospadix-pelvetud grid, rare. pt. dume: 

 short brown algae near surf, rare (33 per sq. m.) ; coralline algae, 

 abundant (255 per sq. m.); loose rocks, scarce; Egregia, scarce; 

 sponge, rare, corona del mar: Phyllospadix-coraMine grid, scarce 

 (16 per sq. m.) ; loose rocks, scarce; calcareous worm tubes, rare; 

 algae below water, moderately abundant; Phragmatopoma-tubes, 

 scarce, la jolla: Phyllospadix-corsAime grid, moderately abundant 

 (62 per sq. m.) ; underrock grid, moderately abundant (28 per sq. m.) ; 

 coralline algae, scarce (compared with A. litoralis) . 



Distribution. — Cosmopolitan in tropical and subtropical seas, 

 0-80 m. 



Amphilochus picadurus J. L. Barnard 



Amphilochus picadurus J. L. Barnard, 1962c, pp. 126-129, fig. 4. 



Material. — goleta: Macrocystis holdfast, 3 m., rare; rock out- 

 crop, 8 m., abundant. 



Distribution. — Southern California, 3-41 m. 



