88 Moll. 
MOLLUSCA. 
PhOLADIDA*!. 
Parapholas piriformis, sp. n., Dunker, Moll. Jap. p. 171, pi. xiv. fig. 7, 
Japan. 
Teredo. Plan by W. N. Horton for avoiding its damages by filling a 
cylindrical excavation round the core of wood-logs with a special cement ; 
Dali, Am. Nat. xvi. p. 9G7. 
Teredo utriculus (Gmel.), valves and pallets figured without description 
by Hanley, J. L. S. xvi. p. 541, pi. xii. figs. 9-12. 
MYIDiE. 
Corbula intermedia (Martens; MS.), sp. n., F. Muller, Kosmos, vi. p. 138, 
shell-mounds in Southern Brazil. 
Necera multicostata (Verrill & Smith) with var . curta (Jeffr.), perros- 
trata (Dali) as a distinct species, rostrata (Spengl.), glacialis (G. O. Sars.), 
and obesa (Lov6n) = pellucida (Stimps.), New England ; Verrill, Tr. 
Conn. Ac. v. pp. 559-564, some of them figured, pi. xl. figs. 10 a-c } and 
pi. lviii. figs. 39 & 40. 
Necera limatula (Dali, 1881) = contracta (Jeffreys, 1881, published 
1882), and lamellifera (Dali, 1881) = semistrigosa (Jeffreys, 1881); Dali, 
Am. Nat. xvi. p. 884. 
( xoniophora , now name for Tropidophora (Jeffreys, prooccupied), subg. 
of Necera ; Jeffreys, P. Z. S. 1882, p. 687. 
Cryptomya elliptica (A. Ad.), Dunker, Moll. Jap. p. 178, pi. vii. figs. 
17—19, Japan. 
My a arenaria (L.). Spawning and first stages described by J. Ryder 
(sexes distinct) in Ferguson’s Report of Fish Commission in Maryland ; 
abstract in Am. Nat. xvi. p. 911. Popular names of M. arenaria in North 
America ; Dali, Am. Nat. xvi. p. 882. 
Anatinim:. 
Myodora triangidaris (A. Ad.) ; Dunker, Moll. Jap. p. 181, pi. vii. figs. 
11 & 12, Japan. 
Cochlodesma tenerum (Jeffreys, MS., Thracia\ sp. n., Fischer, J. de 
Conch, xxx. p. 53, Bay of Biscay, 677-1960 metres. 
Periploma orbicularis^- e], sp. n., Guppy, P. Sc. Ass. Trinid. xii. 1881-82, 
Gulf of Paria. 
Lyonsia prcetenuis, sp. n., Dunker, Moll. Jap. p. 180, pi. vii. fig. 13, 
J apan. 
Mytilimeria flexuosa ; animal in alcohol described by A. E. Verrill, Am. 
J. Sci. (3) xxiv. p. 365. 
Tyleria vesti , sp. n., Jickeli, JB. mal. Ges. ix. p. 370, Massowa. 
Pholadomya arata (Verrill & Smith), New England ; Verrill, Tr. Conn. 
Ac. v. p. 567, pi. lviii. fig. 37. 
Verticorclia ccelata , sp. n., id. 1. c. p. 566, off Martha’s Vineyard, New 
England, 100 fath. 
Pecchiolia gemma (Verrill, Lyonsiella , 1880), New England, 487 fath. } 
described ; id. 1. c. p. 565. 
