MONOMYARJA, HETEROMYARIA. Moll. 89 
Oyster fishing and oyster culture, as represented in the International 
Fisheries Exhibition, are the subjects of a paper in Nature, xxviii. 
pp. 415 & 416. A short note on oyster culture in Connecticut, in Nachr. 
mal. Ges. 1883, p. 60. 
Ostrea stentina (Payr.). Synonymy; Monterosato, Nat. Sicil. iii. 
p. 87. 
Ostrea virginiana (Gm.). Report on the oyster-beds in the James 
River, by F. Winslow, U. S. Coast Surv. Rep. 1881, Appendix No. 11; 
also separately (Washington : 1882, 4to), 87 pp., 22 pis., 3 maps ; abstract 
by W. Dali, in Science, ii. pp. 440-443. 
Ostrea glomerata (Gould) and subtrigona (Sow.) are only varieties of 
one species, according to Woodward, a successful commercial cultivator- 
of New Zealand oysters, but are quite distinct species according to 
J. C. Cox, P. Linn. Soc. N. S. W. vii. pp. 555-559. The former reaches 
as far north as Moreton Bay ; id. ibid. 
Margariona [see Zool. Rec. xix. Moll. p. 96]. Note by Dali, Science, 
1883, p. 51. 
Pectinidje. 
Lima goliath , sp. n., very near excavata (Fabr.) ; Sowerby, P. Z. S. 
1883, p. 30, pi. vii. fig. 3, Japan. 
HETEROMYARIA. 
AviCULlD/E. 
A general treatise on pearls and pearl fishery, by W. Dali, and special 
notes on the pearl fishery at the Bahrein Islands and in the Gulf of 
California [supra, p. 37]. 
Mytilim;. 
A species of Mytilus , living in fresh-water in the River Sieho, Prov. 
Hupe, China, announced by Neumayr, JB. Mineral, ii. pp. 21 & 22. 
Mytilaster, g. n. Type, Mytilus minimus (Poli). M. solidus , sp. n., 
Monterosato, Nat. Sicil. 1883, p. 89, Palermo. 
Gregoriella, g. n. Type, Modiola sulcata (Risso). Id. 1. c. p. 90. 
[ Lithodomus.'] W. Dunker finishes his monograph of Lithophaga in 
Kiister’s Conch. Cab. pt. 320, pp. 9-32. The new species are : — L. cas * 
tanea. , locality unknown, crenulata , Porto Cabello, jeffreysi , Samoan 
Islands, zitteliana, Japan, and reticulata , Java ; the figures of them are 
given on pis. iii. & iv. pt. 316 [1882]. 
Modiolaria corrugata (Stimps.) var. n. glacialis, M. Icevis (Beck) and 
Icevigata (Gray) ; Leche, in Nordenskiold’s Yega Exped. Yetensk. Iakt. 
iii. pp. 450 & 451, pi. xxxiv. figs. 27-34, Northern coast of Siberia. 
Grenella faba (Fabr.) and decussata (Mont.) from Labrador ; K. Bush, 
P. U. S. Nat. Mus. vi. p. 244, pi. ix. figs. 2 & 3. 
