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BOWERBANK, J. S. A Monograph of the British SpongiadaB (Ray Society). 

 Vol. ii. 8vo. 388 pp. 1866. Vol. in. 8vo. 367 pp. 92 pi. 1874. Vol. iv. 8vo. 

 250 pp. 17 pi. 1882. [19 



BOWERBANK, J. S. On Hyalonema mirabilis, in reply to Dr Gray. Ann. and 

 Mag. of Nat. Hist. Ser. 3, Vol. xvm. pp. 397401, 1866. [20 



BOWERBANK, J. S. On Hyalonema mirabile. Proc. Zool. Soc. 1867, pp. 18 34. 

 (2 pi.) [21 



BOWERBANK, J. S. Additional observations on Hyalonema mirabile. Proc. 

 ZooJ. Soc. 1867, pp. 350, 351. [12 



BOWERBANK, J. S. On Alcyonellum speciosum. Proc. Zool. Soc. 1867, pp. 351 

 359. [23 



BOWERBANK, J. S. Two Sponges new to science ; Halichondria Couchii, Micro- 

 dona fraudator. Brit. Assoc. Bep. 1867, pp. 285, 286. [24 



BOWERBANK, J. S. On Hyalonema lusitanicum. Proc. Zool. Soc. 1867, pp. 901 

 907. [25 



BOWERBANK, J. S. Observations on Dr Gray's "Notes on the Arrangement of 

 Sponges, with the Description of some New Genera." Proc. Zool. Soc. 1868, pp. 

 118137. [26 



BOWERBANK, J. S. On the generic name Alcyoncellum, and in reply to Dr Gray's 

 " Observations on Sponges and on their Arrangement and Nomenclature." Ann. 

 and Mag. of Nat. Hist. Ser. 4, Vol. in. pp. 8487, 1869. [27 



BOWERBANK, J. S. A Monograph of the Siliceo-fibrous Sponges. Pt. I. Proc. 

 Zool. Soc. 1869, pp. 66100. (4 pi.) Pt. II. ibid. 1869, pp. 323351. (5 pi.) 

 Pt. III. ibid. 1875, pp. 272281. (2 pi.) Pt. IV. ibid. 1875, pp. 503509. 

 (2 pi.) Pt. V. ibid. 1875, pp. 558565. (2 pi.) Pt. VI. ibid. 1876, pp. 535540. 

 (2 pi.) [28 



BOWERBANK, J. S. On Dr Gray's Genus Theonella (Dactylocalyx). Proc. Zool. 

 Soc. 1869, pp. 389, 390. [29 



BOWERBANK, J. S. Eeport on a Collection of Sponges found at Ceylon by 

 E. W. H. Holdsworth, Esq. Proc. Zool. Soc. 1873, pp. 2532. (3 pi.) [30 



BOWERBANK, J. S. Reply to Dr J. E. Gray's Observations on certain Species of 

 Sponges described in the "Proceedings of the Zoological Society" for 1873. Ann. 

 and Mag. of Nat. Hist. Ser. 4, Vol. xn. pp. 488491, 1873. [31 



BOWERBANK, J. S. Observations on Mr Carter's Paper "On two new Sponges 

 from the Antarctic Sea, etc." Ann. and Mag. of Nat. Hist. Ser. 4, Vol. x. pp. 

 5861, 1872. [32 



BOWERBANK, J. S. Contributions to a General History of the Spongiadse. Pt. I. 

 Proc. Zool. Soc. 1872, pp. 115129. (2 pi.) Pt. II. ibid. 1872, pp. 196202. 

 (2 pi.) Pt. III. ibid. 1872, pp. 626634. (4 pi.) Pt. IV. ibid. 1873, pp. 325. 

 (4 pi.) Pt. V. ibid. 1873, pp. 319333. (4 pi.) Pt. VI. ibid. 1874, pp. 298305. 

 (2 pi.) Pt. VII. ibid. 1875, pp. 281296. Pt. VIII. ibid. 1876, pp. 768775. 

 (4 pi.) [33 



BOWERBANK, J. S. Further observations on Alcyoncellum speciosum, Quoy et 

 Gaimard, and Hyalonema mirabile, Gray. Proc. Zool. Soc. 1875, pp. 607610. [34 



BOWERBANK, J. S. Description of five new Species of Sponges discovered by 

 A. B. Meyer on the Philippine Islands and New Guinea. (Opus posthumum.) Proc. 

 Zool. Soc. 1877, pp. 456464. [35 



BRAUN, M. Ueberdie Geschlechtsverhaltnisse bei Halisarca lobularis, 0. Schm. 

 Zool. Anzeiger, Vol. rv. pp. 232234, 1881. [36 



BRONN, H. G. Klassen und Ordnungen des Thierreichs. 2 Bd. Porifera. Neu 

 bearbeitet von G. C. J. Vosmaer. 1 Lfg. 32 pp. 4 pi. 8vo. Leipzig, 1882. [37 



BROTHERUS. Spongilla. Meddel. af Soc. pro Fauna et Flora Fennica, Vol. in. 

 p. 168, 1878. [38 



VAN DER BURG. Beschrijving van een exemplar van Euplectella anpergilkun. 

 Natuurk. Tijdschrift voor Nederlansch Indie, Vol. xxxi. pp. 473475, 1869. [39 



CAPELLINI, DR, und DR PAGENSTECHER. Mikroscopische Untersuchungen iiber 

 den innern Bau einiger fossilen Schwamme. Zeitschr. f. icissensch. Zool. Vol. 

 x . pp. 364372, 1860. (1 pi.) [40 



