VENERID^ CARDIIDiE. 1G9 
Cypricardia spaihulata (Souverbie), G. & II. Nevill, J. A. S. B. xxxix. 
(1871), pt. 2, p. 10, pi. 1. fig. 20, Andaman Islands. 
CvRENIDiE. 
The ligament, the nacreous prominence bearing the cardinal 
and lateral teeth, and the teeth themselves are the subject of 
minute research by S. Clessin (Mai. Blatt. xix. pp. 150-160), 
who proposes the following two new genera ; — 
Calyculma. Summits prominent, pointed, tubiform ; the cardinal and 
lateral teeth thin, and not united by a nacreous prominence (“ Schlossleiste”). 
Type Cyclas calyculata (Brap.), pp. 158 & 160. 
Limosina — Pisidium, subg. Eupera (Bourg. ) . Sh ell very inequilateral, su m- 
mits approaching the front: pp. 159 & 100. 
Corhicida occidentalis (Bens.), var. ?= Ve?itis Jluviatills (Chemnitz, fig. 321, 
7iec Miill., from Canton) : Morch, J. de Conch, xx. p. 342. 
C. orioMtalis (lufim.)—Japonica (Prime) : Prime, Ann. IjJ’^c. N. York, 1872. 
Cyrena ohlonga (Q. & G.) belongs to Glauconome: id. ibid. 
Pisidiimi anmicuyn (MiiU.) : several varr. described by M. Collin, Bull. 
Mai. Belg. vii. pp. xcviii-c. 
P. Jmisloivianum (Shepp. 1826) = wm (L. Pfr. 1831), exactly described 
and its varieties and geographical range discussed by S. Clessin, Mai. Blatt. 
xix. pp. 66-71, pi. 1. fig. 4. P. pusillum (Gmel.), milium (IIeld)=ro5<?Mwi 
(Jeffreys nec Scholtz), and supinum (A. Schmidt), described by Clessin in 
1871, are figured ibid. pi. 1. figs. 1, 2, & 3. P. schoUzi, sp. n., Breslau, Silesia, 
a variety from Lapland, P. roseum (Scholtz), casertanum (Poli), from Pa- 
lermo, and ibericum, sp. n., from Barcelona, described and figured, id. 1. c. xx. 
pp. 21-30, pi. 1. figs. 1-4. The shape of the teeth in this genus is best seen 
from above. — P. baudoni, sp. n., = henslowimnim of Baudon {nec Shepp.), 
N. France, P. intermedium (Gassies), from various localities in S. Germany, 
P. suhtruncatum (Malm), of which P. dupuyanum (Normand) is only a var., 
Sweden, France, and Germany, and P. amnicum (Miill.), with several varr., 
including one named malmi^ from Sweden : id. ibid. pp. 83-92. 
P. dubrueiliy sp. n., Baudon, Bev. Montp. i. pp. 1-4, pi. 3, St. Fdlix, d^p. 
de rOise. 
P. arciforme (Malm), var., Jensen (N. Mag. Naturv. ?), 1872, p. 178 (sep. 
print, p. 76), pi. 1. figs. 8 & 9, Arendal, S. Norway. 
P. canariense (Shuttl.), Mousson, Malacol. Can. p. 149, Teneriffe. 
P. clarkeanum, sp. n., G, & H. Nevill, J. A. S. B. xxxix. (1871), pt. 2, 
p. 9, pi. 1. fig. 4, Damuda, East India. 
CARDIIDiE. 
Cardium edide (L.) and C. fasciatum (Montagu), from Kiel : Meyer & Mo- 
bius, Fauna &c. ii. pp. 87-91, pi. 14, and pi. 13. figs, 1-5. 
C. minimum (Phil. )=SMecicwm (Reeve), ribs vary from 28-33 : Brogger, 
Bidr. Kristianiafj. moll. faun. p. 32. 
C. {Ctenocardia) victor, sp. n., Angas, P. Z. S. 1872, p. 612, pi. 42. fig. 9, 
Mauritius. 
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