MOLLUSC A. 
591 
sata (Desh.), very common at Yokohama, Martens, Preuss. Exped. i. p. 139 j 
and identified with the European dtcmmta (L.) by Schrenck, 1. c. p. 633. 
Saxidomus nuttalli (Conrad) = Venerupis gigantea (Desh.) = Venus sulcata 
(Potiez & Mich.) = Fcwms maxima (Anton) = lithoida wcA purpuratd 
(Sow.), from Hakodate, Schrenck, 1. c. p. 623-626. The same species is men- 
tioned, from the Bay of Yeddo, as S. purpuratus by Lischke, Mai. Blatt. xiv* 
p. 176, and as S.giganteus by the Recorder, Preuss. Exped. i. p. 140. 
Venerupis lajmkairei (Payr.) is probably not identical with V. suhstriata 
Qsloni.)=decussata (Phil.). WeinkaiilF, i. p. 93. 
Cypricardia lithophagella (Lam. ^)—Byssomya guerinii (Payr.) =(7. reni^'i 
(Nardo)= Venus gihha (Sandri). Weinkauff, i. p. 96. 
Cypricardia 7icemi, sp. n., Eolin, Mdldagrinicoles, p. 24, pi. 4. fig. 12, on pearl- 
oysters from Panama. 
Petricolidas. 
Betricola anachoreta and venusta, spp. nn., Eolin, M^leagrinicoles, pp. 18-21, 
pi. 3. figs. 1-4, 6-7, on pearl-oysters from Panama. 
Glauconomyidje. 
Glauconomya. Two species from Shanghai are mentioned by Baird and 
Adams, Proc. Zool. Soc. 1867, p. 490. 
Cyrenida:. 
Corhicula convexa (Desh.), pai'anensis (Orb.), obsoleta (Desh.), limosa (Ma- 
ton), cimeata (Jonas), and perplexa, sp. n.. South America, are figured in 
Prime’s Monograph of American Corbiculidte, pp. 3-0 and 76. 
Cyrena caroliniensis (Bose), 7'adiata (Ilanl), solida (Phil.), insignis (Desh.), 
arctata (Desh.),/cn'i(i5 (Prime), olivacea (Carp.), regalis (Prime), meridionalis 
(Prime), ordinaria (Prime), fontaineii (Orb.), acuta (Prime), mexicana 
(Sow.), recluzii (Prime), maritima (0. & B. Adams), Jloridana (Conrad), 
salmacida (Morelet), colorata (Prime), and anomala (Desh.) figured by Prime, 
X, c. pp. 12—30. 
Cyclas corneaj var. gihhosa, Gassies, Malacol. Aquit. p. 29, fig. 9, with a silkyj 
slightly hairy epidermis, in a pond near Lacanan, intralittoral region to the 
left of the Garonne. 
Cyclas calyculata (Drap.), from the Amur at Nikolajewsk. Schrenck, 1. c. 
p. 724. 
Spheerimn sulcatum (Lam.), aurewn (Prime), solidulum (Prime), triangulare 
(Say), striatinum (Lam.), stamineum (Conrad), rJiomboideum (Say), dentatum 
(Haldem.), fahalis [-c] (Prime), occidentale (Prime), nohile (Gould), patella 
(Gould), vermontanum (Prime), emarginatum (Prime), Jlavum (Prime), c/c- 
vatum parttimeium (Say), jayanmn (Prime), tenue (Prime), trans- 
vei'sum (Say), contractum (Prime), securis (Prime), rosaceum (Prime), sphee- 
ricum (Anthony), truncatwn (Linsley), lenticula (Gould), hahiense (Spix), 
harhadense (Prime), mei'idionale (Prime), maculatum (Morelet), veatleyii (C. 
B. Adams), portoricense (Prime), parmlum (Prime), viridante [-ws] (More- 
let), cuhensc (Prime), are figured by Prime, Monograph of American Corbi- 
culidse, pp. 33-68. • ; 
Spheerium tumidmn and spokani^ spp. nn., Baird, in Lord’s Naturalist in 
Vancouver Island, vol. ii. pp. 306-366, British Columbia. 
