CAPRELLIDAE OF WESTERN NORTH ATLANTIC 13 



ther south along the western Atlantic coast and usually being found 

 in shallower water. 



Mayer (1903, p. 61) reported Aegiiiella spinam from the asteroid, 

 Brisinga, and tliis species has also been collected from red and brown 

 algae and hydroids. 



Aeginina Norman, 1905 



Flagellum of antenna 2 biarticulate, swimming setae absent; 

 mandible with 3-segmented palp, setal formula for terminal article 

 1-x-l or 1-x-l-x, molar present; outer lobe of maxilliped larger 

 than inner lobe; gills on i)ereonites 3 and 4; pereopods 3 and 4 absent, 

 pereopod 5, G-segmented; abdomen of male and female with 2 pairs 

 of biarticulate appendages and 1 pair of lobes. 



Type-species: Aegina longicornis Kr0yer, 1842-43 (by monotypy). 



Aeginina longicornis (Kr0yer, 1842-43) 



Figures 4-7, 54 



Aegina longicornis Kr0yer, 1842-43, pp. 509-515, pi. 7, figs. 1-12; 1846, pi. 24, 

 fig. 3.— Boeck, 1871a, p. 270 (190); 1873-76, pp. 677-679.— Liitken, 1875, 

 p. 159.— Mayer, 1882, pp. 83-84, fig. 11, pi. 5, figs. 6-10; 1890, pp. 32- 

 35, pi. 5, figs. 27-29, pi. 6, figs. 9, 28; 1903, pp. 60-61.— Hansen,1887b, 

 p. 171.— Norman, 1886, p. 26; 1905a, p. 26.— Stuxberg, 1882, p. 764.— 

 Vanhoffen, 1897, p. 213.— d'A. Thompson, 1901, p. 41.— jNI. Rathbun, 

 1905, pp. 7, 76.— Briiggen, 1907, pp. 237-238.— Stephensen, 1913a, pp. 

 220-222; 1929b, p. 34.— Bousfield, 1958, p. 315. 



Aegina spinosissima Stimpson 1854 (1853), pp. 44-45.- — Miers, 1877a, pp. 104- 

 105.— Norman, 1882, pp. 671, 684; 1886, p. 26; 1905a, p. 26.— Koelbel, 

 1886, p. 42.— Hansen, 1887a, p. 233; 1887b, p. 172.— Ohlin, 1895a, pp. 

 xvii, xix, 60-62.— Vanhoffen, 1897, p. 213.— Whiteavcs, 1901, p. 220.— M. 

 Grieg, 1907, p. 551.— Caiman, 1927, p. 42 (fig. 27). 



Caprella spinifera Bell, 1855, pp. 407-408, pi. 35, fig. 2.— Goes, 1866, p. 535. 



Aegina (Caprella) ecliinata BoecK, 1861, pp. 670-672. 



Aegina laevis BoecK, 1861, pp. 672-673; 1871a, p. 272 (192); 1873-76, pp. 682- 

 684, pi. 32, fig. 9. 



Caprella spinosissima Bate, 1862, pp. 361-362, pi. 57, fig. 3. 



Aegina echinata.—BoccK, 1871a, pp. 271 (191)-272 (192); 1873-76, pp. 680- 

 682, pi. 32, fig. 6.— LiitKen, 1875, p. 159.— Mayer, 1882, pp. 34-35.— Stux- 

 berg, 1882, pp. 764, 780; 1887, p. 73.— G. Sars, 1895, pp. 651-652, pi. 234, 

 fig. 2.— Stephenson, 1927a, pp. 147-148; 1928, p. 389, fig. 93 (5-7); 1929n, 

 p. 178, fig. 331.— Gurjanova, 1929a, pp. 40-41, 46. 



Aegina spinifera.— Bnchholz, 1874, pp. 270, 388.— G. Sars, 1885, pp. 228-230, 

 pi. 18, fig. 5; 1886, pp. 70, 89.— Ives, 1892, p. 481.— Klinckowstrom, 1892, 

 p. 91. 



Aegina Echinata. — Meinert, 1877-78, p. 168. 



Aegina longicornis f. nodosa Mayor, 1890, p. 33, pi. 5, fig. 29. 



Aegina longicornis f. lypica Mayor, 1890, p. 33. 



Aegina longicornis f. spinifera Mayer, 1890, pp. 33-34. — Gurjanova, 1935, p. 78. 



Aeginclla spinosissi7na.—Miiyer, 1890, p. 37; 1903, p. 61. — Ortmann, 1901, 

 pp. 154-155.— Stephensen, 1912, pp. 543-544; 1913b, p. 68. 



