CLAUSA. 
411 
from the figures issued iu 1853; hut the use of the name ohliqiia 
prior to that date is equally unsatisfactory, for it was only published 
as the title of some erroneous and misleading figures. 
D. 2711. 
D. 699. 
D. 4703. 
D. 4637. 
D. 4636. 
D. 4638, D, 
D. 4650. 
D. 4639. 
D. 4640. 
D. 4641. 
D. 4651. 
D. 4645. 
D. 4646. 
D. 4647. 
D. 4648. 
D. 4649. 
D. 4692. 
D. 4661. 
D. 4663. 
LIST OF SPECBIEXS. 
British. 
A Y-shaped fragment (on slide). Middle Chalk. Chatham. Vine 
CoU. Fig. PL XIII. Fig. 15. 
A specimen of var. obliqiia, partly smooth and partly ribbed. Middle 
Chalk. Chatham. Tine CoU. Figd. PI. XVli. Fig. 11. 
Foreign. 
A thin branch of form micropora (on slide). Tmoniau : Craie 
marnense. Montoire, Loh-et-Cher. Pinchased 1898. 
A small fragment of var. ohliqua (on sUde). Tnronian : Crain 
maraeuse. Yillardin Station, Loir-et-Cher. Purchased 1898. 
A stem of var. ohliqua (on sUde). Tm'ouian : Craie marneuse. 
Yillardin, Loir-et-Cher. Purchased 1898. 
. 4665. Two branched fragments of var. ohliqua (onsUdes). Tinonian: 
Craie marneuse. Yillardin, Loir-et-Cher. Purchased 1898. 
A branch of var. ohliqua (on shde with a Fetalopora), Turonian 
Craie marneuse. YUlardin, Loir-et-Cher. Purchased 1898. 
A fragment of var. ohliqua (on shde). Tinonian: Craie tuffeau. 
Yillardin Station, Loir-et-Cher. Pinchased 1898. 
A thin stem of var. ohliqua (on slide). Tui-onian : Craie tuffeau. 
Yillardin Station, Loir-et-Cher. Pinchased 1898. 
A branched fragment of var. ohliqua (on shde). Senonian. 
St. Mathuiin, Marne-et-Lohe. Purchased 1898. 
A fragment of var. ohliqua (on shde). Senonian: Craie deYiUedieu. 
Luynes, Indre-et-Lone. Purchased 1898. 
Five fragments of var. ohliqua (on slide). Turonian : Craie 
marneuse. YUlardin Station, Loh-et-Cher. Purchased 1898. 
Eight small fragments (on slide) . Senonian : Craie de Yilledieu. 
LuiTies, Indre-et- Loire. Purchased 1898. 
A branched fragment (on slide). Turonian : Craie marneuse. 
Yillardin Station, Loir-et-Cher. Purchased 1898. 
Seven fragments (on shde) . Senonian: Craie deYiUedieu. Luynes, 
Indre-et-Loire. Purchased 1898. 
Ten small fragments (on shde). Senonian : Craie de YiUedieu. 
Luynes, Indre-et-Loire. Purchased 1898. Section figd. Xo. 55, 
p. 410. 
A long thin branch of var. micropora (on slide). Turonian: Craie 
marneuse. St. Eimay. Purchased 1898. 
A fragment of var. micropora (on slide). Tm’ouian : Craie marneuse. 
^lontoire, Loir-et-Cher. Purchased 1898. 
A small fragment of var. micropora (on slide). Turonian: Craie 
marneuse. Yillardin, Loir-et-Cher. Pinchased 1898. 
