TITLES. 
Echin. 13 
Abstract : by C. Crema, Riv. ital. Pal. viii, p. 35 (July, 1902). 
Review: by J. Lambert, Rev. paleozool. vii, p. 50 (Jan. 1903). 
[CHECCHIA, G.] See Airaghi. 
42. *CHUN, C. Aus den Tiefen des Weltmeeres. Schilderungen von der 
deutschen Tiefsee-Expedition. Second edition [of Chun (63) Zool. 
Rec. 1900]. Jena: Fischer. 
43. CHURCHILL, J. M. Fragment of the Geology of Pontypool. Rep. 
Cardiff Soc. xxviii, pp. 98-103, i pi. (1897.) [iii, b, iv, e.] 
CLARK, H. L. (63 & 64) Zool. Rec. 1901. Abstract: in Ludwig (178). 
44. -. The breeding habits of Holothurians. Rep. Michigan Ac. Sci. 
iii, pp. 83-85. (31 March.) [hi, b, iii, c.] 
45. -. An extraordinary animal. Zool. Anz. xxv, pp. 509-511, 1 text- 
fig. (30 June.) [n, b, ii, e. iv, k.] 
Abstract: in Ludwig (178); in J. R. Micr. Soc. 1902, p. 560 
(Oct.). 
46. -. Notes on some North Pacific Holothurians. Zool. Anz. xxv, 
pp. 562-564. (21 July.) [ill, a, iv.] 
47. -. A new host for Myzostomes. Zool. Anz. xxv, pp. 670, 671. 
(29 Sept.) [n, d, viii, e.] 
48. -. Papers from the Hopkins Stanford Galapagos Expedition, 
1898-1899. xii. Echinodermata. P. 'Washington Ac. iv, pp. 521- 
531. (30 Sept.) [ii, b, ii, c. in, a, iv. iv, b, d, e.] 
CLARKE, J. M. (69) Zool. Rec. 1901. Abstract : by F. Drever- 
mann, N. Jahrb. Min. 1903, i, p. -172- (Dec. 1902). 
- . See Luther, D. D. (179). 
COHNHEIM, O. (70) Zool. Rec. 1901. Abstract: in Ludwig (178). 
49. COLE, G. A. J. Aids in Practical Geology. 3 Edit. 8vo, xvi + 432 pp., 
frontisp. and 136 text-figg. London : Griffin. (1898.) 4 Edit, 
revised, same pp. 10 s. 6d. (May, 1902.) [ii, b, i, a, 1 : e, i, d.] 
CORI, C. J. & STEUER, A. (72) Zool. Rec. 1901. Abstract: in 
Ludwig (178). 
50. CORNET, J. Note sur la presence du calcaire de Mons, du Tufeau 
de Saint-Symphorien et de la Craie phosphatee de Ciply au sondage 
des Herbieres (commune de Tertre). Bull. Soc. Beige Geol. xvi, 
Pr.-verb., pp. 39-42. (March.) [in, b, iii, b, 1.] 
51. CRAMPTON, C. B. A suggestion on extinction. P. Phys. Soc. 
Edinb. xiv, pp. 461-480. (June.) [ii, a, i. in, b, i.] 
CREMA, C. See Checchia, G. (40 & 41). 
CROCKER, G. R, See Ritter, W. E. (241). 
CUENOT, L. (78) Zool. Rec. 1901. Abstract: in Ludwig (178). 
52. -. Organes agglutinants et organes cilio-phagocytaires. Arch. 
Zool. exp. (3) x, pp. 79-97, 5 text-figg. [ii, b, i, b, 7 : c, v.] 
Abstract: in Ludwig (178). 
53. -. La valeur respiratoire du liquide cavitaire chez quelques 
Invertebres. Trav. Stat. Zool. Arcachon, 1900-1901, pp. 107-118. 
(S. A., reed. Nov. 1902.) [n, c, iii.] 
54. CUMINGS, E. R, Lower Silurian System of Eastern Montgomery 
County, New York. Bull. N. York State Mus. vii, pp. 419-468, 
iv pis., 1 map. (May, 1900.) [m, b, iv, h.] 
55. -. On the Waldron Fauna at Tarr Hole, Indiana. P. Indiana Ac. 
1899, pp. 174-176. (1900.) [in, b, iv, g.] 
