8 Spong. 
XVII, SPONGDE. 
41. Raisin, Miss 0. A. The Formation of Chert and its Micro-structures? 
in some Jurassic Strata. P. Geol. Ass. xviii, pp. 71-82, pis. xiv & xv. 
[hi, B, iii, c.] 
42. Richard, J. Campagne Scientifique du Yacht Princesse Alice en 
1902. Bull. Soc. zool. France xxviii, pp. 63-78. [iii, a, a, ii.] 
43. Rousseau, E. Note monographique sur les Spongiaires de Belgique. 
Ann. Soc. malac. Belgique xxxvii, 1902 (1903), pp. 3-26, 17 figg. 
[ill, a, «, ii.] 
44. Rowe, A. W. The Zones of the White Chalk of the English Coast. 
P. Geol. Ass. xviii, pp. i— 51, pis. i-xiii. 
Review by A. J. Jukes-Browne in Geol. Mag. n. s. (iv) x, pp. 309-313. 
[iii, b, iii, b.] 
45. Schardt, H. & Dubois, A. Description geologique de la region des 
Gorges de l’Areuse (Jura neuch£telois). Eclog. geol. Helvet. vii, 
pp. 367-476, pis. xi-xv, and 20 text-figg. [iii, b, iii, b, c.] 
46. Schrammen, A. Zur Systematik der Kieselspongien. Mt. Mus. 
Hildesheim xix, 21 pp. 
Abstract by Lendenfeld, Zool. Zentrlbl. x, p. 147. 
[ii, a, iii. iv, c : d, i, b, 1, 2.] 
47. . Ueber den Horizont der Thecosiphonia nobilis Roem. sp., 
Centrbl. Mineral. 1903, pp. 19-23. [iii, b, iii, b. iv, D, i, b, 2.] 
Abstract by Lendenfeld, Zool. Zentrlbl. x, p. 148. 
. (55) Zool. Rec. 1902 Spong . Abstract by Maas (32a), p. 5. 
48. Schulze, F. E. Caulop/iacus arcticus (Armauer Hansen) und Caly- 
cosoma gracile F. E. Sch. nov. spec. Abli. Ak. Berlin 1903, pp. 1-22, 
pis. i & ii. 
Abstract by Lendenfeld, Zool. Zentrlbl. x, p. 456. 
, [ii, B, iv, C. Ill, A, a, iv. IV, c, i.] 
. (56) Zool. Rec. 1902 Spong. Review in Ann. Nat. Hist. (7) 
xi, p, 332. 
49. Sollas, I. On Haddonella topsenti , gen. et sp. n., the Structure 
and Development of its Pithed Fibres. Ann. Nat. Hist. (7) xii, 
pp. 557-563, pis. xxviii & xxix. 
[ii, b, iv, c ; v, b. iii, a, a, iv. iv, d, iii.] 
Abstract by Lendenfeld, Zool. Zentrlbl. x, p. 924. 
. (58) Zool. Rec. 1902 Spong. Abstracts by Lendenfeld, Zool. 
Zentrlbl. x, p. 378, and by Maas (32a), pp. 3 & 5. 
50. Thiele, J. Kieselschwamme von Ternate. ii. Abh. Senckenb. Ges. 
xxv, 4, pp. 933-968, pi. xxviii. [iii, a, a, iv. iv, d, ii, b.] 
Abstract by Lendenfeld, Zool. Zentrlbl. x, p. 179. 
51. . Beschreibung einiger unzureiehend bekannten monaxonen Spon- 
gien. Arch. Naturg. Ixix, i, pp. 375-398, pi. xxi. 
Abstract by Lendenfeld, Zool. Zentrlbl. x, p. 786. [iv, d, ii, a, 2 ; b.] 
52. Topsent, E. Sur les larves cuirass^es de T/wosa armata. Arch, 
zool. exp. Notes (4) i, No. 1, 3 pp. 
Abstract by Lendenfeld, Zool. Zentrlbl. x, p. 379. [ii, e, ii, b.] 
. (58) & (59) Zool. Rec. 1901 Spong. Abstracts by Lendenfeld, 
Zool. Zentrlbl. x, p. 148 and by Maas (32a). 
. (60) Zool. Rec. 1901 Spong. Abstract by Maas (32 a), p. 5. 
