360 SMITHSONIAN MISCELLANEOUS COLLECTIONS [vor. 48 
is more excavated than in ornata. V. beckii attains a larger size, 
according to Lahille, fourteen or fifteen inches long and over seven 
inches wide. 
ADELOMELON BECKII Broderip 
Voluta fusiformis K1ENER, Icon. Coq. Viv., Voluta, p. 41, pl. xLix, 1839; 
not of Defrance, 1829, or Brocchi, 1814, nor of Swarnson, 1822. 
Voluta festiva D’Orpicny, Voy. Am. Mérid., v, p. 426, 1841; not of La- 
MARCK, 1822. 
Voluta beckii Bropertp, P. Z. S. Lond., 1836, p. 43; ibid., 1855, p. 58; 
Sowersy, Thes. Conch, no. 30, p. 205, pl. Liv, fig. 104, 1847; Tryon, 
Man., 1v, p. 97, pl. xxIx, fig. 109, 1882. 
Voluta fusiformis LantLie, Rev. Mus. de la Plata, vi, p. 298 (extras, p. 
8), pl. 1, figs. 14, 15; pl. 1, figs. 16 to 23; not pl. iv, 1885; also var. 
connexa, p. 300, pl. 11, figs. 19, 20 (var. ornata excl.). 
Voluta (Cymbiola) becki StreBet, Zool. Jahrb., xxiv, heft 2, p. 97, pl. 
vit, fig. 33, pl. x, fig. 55, 1906. 
Habitat——Argentine Coast, especially toward the north. Lively 
Island, Falkland Islands, Miss Cobb, according to Strebel. Prob- 
ably not known from Magellan Straits. 
Broderip’s name is earlier than Kiener’s, and the latter was pre- 
occupied in Voluta, to begin with, so we may feel no hesitation in 
rejecting it in this case. The true festiva of Lamarck is an East 
African species belonging to another group. 
ADELOMELON TUBERCULATA Swainson 
Voluta tuberculata Swainson, Exotic Conch., p. 19, pl. xxrx, 1821; 
Woop, Ind. Test., Suppl., Voluta, no. 22, 1828; KieNer, Icon., Voluta, 
p. 63, pl. xxx1, 1839; SowerBy, Thes. Conchyl., 1, p. 204, pl. 1, figs. 
49, 50, 1847. 
Voluta (Cymbiola) tuberculata Swainson, Exotic Conch., ed. 1, p. 19, 
pl. xx1x, 1841; Catlow, Conch. Nomen., p. 306, no. 56, 1845; STREBEL, 
Zool. Jahrb., xxiv, heft m1, p. 102, pl. 1x, figs. 38, 39, 47, 1900. 
Voluta americana Reeve, P. Z. S. Lond., 1856, p. 2, pl. 33, figs. I, 2; 
Tryon, Man. Conch., 1v, p. 94, pl. 28, figs. 100, 101, 1882 (nepionic 
shell). 
Voluta cleryana Petit, Journ, de Conchyl., v, p. 182, pl. vi, figs. 3, 4, 
1856; Crosse, ibid., XIx, p. 294, 1871 (young undeveloped specimen). 
Voluta tuberculata LAwILLE, as of Wood, with varieties ferruginea, de- 
cipiens, fulgurea, and pseudofusiformis, Rev. Mus. de la Plata, v1, 
pp. 340-42 (extras, pp. 30-32) pl. 1, figs. 12, 13; pl. vu, figs. 140 to 
146; pl. xu, figs. 3-6, 1895. 
Southern Patagonia and northward on the Argentine coast, and, 
in deeper water, to Cape San Thomé, Brazil, about south lati- 
tude 22°. 
The two Brazilian shells figured by Reeve and Petit are in the 
