172 
MOLLUSCA. 
Macoma sulcosa, sp. n., Conrad, Am. J. Conch, vi. p. 74, pi. 1. f. 3, Raritan 
and Delaware Bay. 
Stri(/illa producta, sp. n., Tryon, ibid. p. 24, pi. 1. f. 4, Jamaica. 
Lucinopsis undata (Penn.) described and figured by L. Pfeifler in the new 
edition of Chemnitz, Veneracea, pp. 117-120, pi. 31. figs. 4-8. 
Lucinopsis {Lajonkairia) eleyans, sp. n., II. Adams, 1. c. p. 6, pi. 1. f. 6, Rod 
Sea. 
Donax. Dr. E. Romeii gives a very careful monograph of this 
genus in the new edition of Martini and Chemnitz. Sixty-nine 
species are described and figured, only two being new. They 
are disposed in seven sections, which are carefully characterized. 
A. Margin crenulate. 
1. Hecuhay Schum., type -D. scortumy L. j 2. Chiouy Scop., t 3 ^e D. 
rugosusy L. ; 3. Serriday Morch, type trunculuSy L . ; 4. Machcero- 
donaxy n., type D. scalpellimiy Gray. 
B. Margin entire. 
5. LatonUy Schum., type D. cuneatuSy L. ; 6. Capselluy Gray, type D. 
vinaceus (ijtmQl.^^complaiiatuSy Mont.; 7. Hetet'odonaXyMovch.y 
type D. bimacalatus (L., as Tellina). — New are D. siliqua, sp. n., 
p. 64, pi. 9. figs. 16-17, D. lepiduSy sp. n., p. 96, pi. 17. figs. 7-9. 
Localities unknown. 
IlemidonaXy new section of the genus DonaXy proposed by Morch for a 
shell hitherto placed in the ffenus Cardium as C. donaciforme, Schroter, Mai. 
Bl. 1870, p. 121. 
Donax {Sei'ruld) pictuSy sp. n., Tryon, Am. J. Conch, vi. p. 23, pi. 1. fig. 1, 
locality unknown. (This is, according to Dr. Morch, the type of Hemidonax 
mentioned above.) 
Donax venustay Poli, is a variety of trunadtiSy L., but distinct from the 
English atlanticay Hidalgo, = Forbes & IIanl., = aiVte^a, Jeffreys, said 
not to \)Q=^anatinay Lam. AVeinkauff, Bull. mal. Ital. iii. pp. 18, 19. 
Semelc macandrcccy sp. n., II. Adams, 1. c. p. 6, pi. 1. f. 0, Red Sea. 
Semele jiinonuiy sp. n., Verrill, Am. J. Sc. xix. p. 217, La Paz, California. — 
S.formosa (Sow.) described by the same, ibid. p. 218. 
MACTRIDiE. 
Mactra (L.). An account of L. Spengler’s monograph (1802) is given by 
Morch, Mal. Bl. xvii. pp. 122-124. 
Venerid^e. 
L. Pfeiffer proceeds, in the continuation of Chemnitz, to give 
a partial monograph of the family Veneridse ; the part under 
consideration, section 59 of the whole work, contains the genera 
Sunetta, Dosinia, Cyclina, Laicinopsis, and parts of Cytherea, 
Venus y and Tapes. 
Dosinia corculwniy China Sea, nucidoideay Indian Ocean, ccssiday localit}’^ un- 
known, cyclaSy Brazil, physemay Japan, and areolata, Australia, spp. nn., E. 
Romer, MaJ. Bl. xvii. pp. 1-9. 
