8 
parts of South America ear during the voyage 
of H.M:S. ‘Be spall Second edition. xiv, 647 Pp., 
5 pl., maps. London oe 
32. Cages observations on South America. Being the 
third part of the geology of the voyage of the Beagle, 
under the command of Capt. FitzRoy, R.N., during the . 
years 1832 to 1836. viii, 279 p., 5 pl., map. London, 
1846. 
For second edition, see second edition of preceding work (see also, 
33). 
33. Geological eens on coral reefs, volcanic islands, and 
n South America: being the geology of the voyage of 
in Beagle, under the command of Captain oe 
R.N., during the years 1832 to 1836. London, 
Consists of three parts, separately paged, which are mere re-issues of 
the thre publi and 32): 
hree parts as lished separately (nos. 27 oo 
rt I. id, distribution of ci 
214 p.. 3 pl. (maps). 
Part II. Geological observations on volcanic islands. ° vii, 
175 De map. 
Part III. Geological ob ti Si h America viii, 279 
Pp. 5 pl., map. 
34. A monograph on the fossil Lepadidae, or, pedunculated cir- 
ripedes of Great Britain. vi, 88 p., 5 pl. with expl. text. 
London, 1851. (Palaeontographical ee 1851.) 
35. A monograph on the sub-class Cirripedia, with figures of all 
the species. The Lepadidae; or, redunculated cirri- 
pedes. xii, 400p.,z0 pl. London, 1851. (Ray Society, 
1851.) ° 
36. A monograph on the sub-class Cirripedia, with figures of all 
the species. The Balanidae (or sessile cirripedes); the 
Verrucidae, etc., etc., etc. viii, 684 p., 30 pl. London, 
) 
1854. ( 
37. A monograph on the es Balanidae and Verrucidae of 
Great Britain. [v,] 44 2 pl. with expl. text. London, 
1854. ie mare .) 
38. On the origin of species by means of natural selection, or the 
paris of aes races in the struggle for life. 
x, 502 p. London, [24 N 
1659. 
Two copies, one in original . Other editions, as follows: 
