CORRIGENDA.-VOL. I.

Vage viii. lines 3 and 8 from bottom; for Holæosaurus read Hylæosaurus for Puzzuo read Puzzuoli,

- 7

117,
146, for LIGN. 23, read LIGN. 23*.
153, for LIGN. 24, read LIGN. 24*.

158, for LIGN. 25, read LIGN. 25*.

160, line 23 from top; for Mastodon angustidens (narrow tooth)
read Mastodon Arvernensis (of Auvergne).

185, in the note; for Phocene, read Pliocene.
206, in the note; for yivoua read yivoμai.
332, line 14, for Cristallaria read Cristellaria.
334, bottom line; for Cotallines read Corallines.
376, in the note; for Brown read Bronn.
405, in the note; before composed read partly.
429, line 11 from top; for spine read joint.
433, in the note; for 1841 read 1839-1841.
440, line 23 from top; for tooth-ivory read ivory.

pl. vi., opposite p. 480, for 4 inches read 4 feet.

VOL. II.

Page 486, line 11 from bottom; dele the asterisk.

in the note; for Rev. C. Fisher read Rev. O. Fisher.
487, in the note; for Henry Carr, Esq., read Henry Catt, Esq.
494, line 12 from top; for Himalay as read Himalayas.

774, in the note; for were read are to be.

873, in the note; for Lurullo read Jurullo.

906, line 5 from bottom, and p. 909 in the note; for Bequerel read Becquerel.

DIRECTIONS TO THE BINDER.

The Engraving of the Country of the Iguanodon is to front the Title-Page of Vol. I.

The Geological Map of England, Plate I. to be placed opposite to p. 474, Vol. I.

Plates II. III. and IV. to face their respective descriptions in Vol. I.; Plates V. and VI. to be placed at the end of Vol. II., opposite to p. 985 and p. 986.

DESCRIPTION OF PLATE V.

LIVING ZOOPHYTES AND BRYOZOANS; LECTURE VI.

Fig. 1. Sertularia setacea; a branch with three polypes expanded; highly magnified; p. 620.

2. Campanularia gelatinosa; a branch highly magnified; some of the
polypes are protruded, and others within their cells; p. 621.
3. Gorgonia patula; magnified view of a branch, with six polypes ex-
panded; p. 628.

4. The coral of Caryophyllia fasciculata; p. 624.

5. Flustra pilosa, encircling a piece of fucus; natural size; p. 606.
6. A single cell of Flustra pilosa, with the polype protruding its ten-
tacula; p. 613.

7. A single cell of a Flustra, with the included polype; p. 613.
8. A small portion of a Flustra magnified, to show the form and ar-
rangement of the cells; p. 612.

9. Corallium rubrum, or red coral; a branch with its fleshy invest-
ment, and several polypes in different states of expansion, as
they appear when alive in the sea; p. 630.

10. Alcyonium gelatinosum; a portion highly magnified; some of the polypes are expanded, and others in various states of contraction. The substance so commonly attached to shells and stones on our sea-coasts, and known by the name of Dead-men's fingers, is a compound zoophyte of this kind, and is termed Alcyonium digitatum. (See Dr. Johnston's British Zoophytes, pl. 26.) 11. Pocillopora cerulea, from the Indian seas; drawn when alive in the water; p. 624.

DESCRIPTION OF PLATE VI.

LIVING ZOOPHYTES; LECTURE VI.

Fig. 1. Pavonia lactuca; a group of four cells, each cell containing a beautiful green polype; from the shores of the South Sea Islands; p. 626.

2. Branch of Gorgonia, from the West Indies; p. 628.

3. Branch of a Gorgonia, from the Mediterranean; p. 628.

4. A polype of Tubipora rubeola, protruded from its tube; p. 231. 5. Madrepora plantaginea, with the polypes expanded; p. 625. 6. The disk of the polype represented in fig. 4, when fully expanded. 7. Three connected tubes of Sarcinula musicalis, magnified, to show the internal structure; p. 619.

8. Turbinolia rubra, with the body of the zoophyte, as seen alive; p. 622.

9. Sarcinula musicalis, or organ-pipe coral; from the shores of New South Wales, as it appears in the water, with its beautiful green polypes protruded; p. 631.

10. A single detached polype of Astræa viridis, highly magnified; p. 626.

11. A group of living Actiniæ, or Sea animal-flowers; p. 622.

12. A polype of a Tubipore expanded; highly magnified; p. 631. 13. Astræa viridis, represented as alive in the sea; some of the polypes are expanded, and others contracted; p. 626.

14. Turbinolia rubra, with the tentacula of the zoophyte expanded; p. 623.

15. Fungia actiniformis, from the South Pacific Ocean, as seen alive, and the polypes in activity; one-tenth the natural size; p. 625.