i66 LITERATURE OF THE PORIFERA 



— 24. Schnlze. Anierikanische Hexactinelliden, etc. (Jena, Gustav Fischer. 1899, 

 text and atlas.) 



25. SoUas. Tetractinellida. (Challenger Rej^rts, Zool., vol. x.w.) 



26. Topsent. Classification des Halichoudrina. (Mem. See. Zool. France, viii., 

 1 894, pp. 5-22.) 



^ 27. Etvide monograi>hique des sjwngiaires de France. I. Tetractinellida, 



II. Carnosa. (Arch. Zool. Exp. (3), ii. 1894, pp. 259-400, pis. xi.-xvi., 

 and (3), iii. 1895. pp. 493-590, pis. xxi.-xxiii.) 



28. Classification des Hadromerina. (Arch. Zool. Exp. (3), vi. 1898, pp. 



91-116.) 



29. J'osmaer. Spougien. (Bronn's Thierreich. ii. 1887.) 



30. and Ptkrniaring. Observations on Siwnges. (Vcrh. d. k. Acad. v. 



Wet., Amsterdam, (2), vi. 3.) 



31. JJ'eltner. Spougillidenstudien i.. ii., iii. (Arch. f. Xaturgesch, 1893. pp. 



209-284, pis. viii., ix., and 1895, pp. 114-144.) 



32. ZittiL Palaeozoologie, Bd. I. (Munich and Leipzig, 1876-1880.) 



33. Zykoff. Entwickelung der Gemmula bei Ephydatia JiuviatiUs. (Bull. Soc. 



Imp. Nat., Moscow, 18'.'2, pp. 1-16, pis. i., ii.) 

 Addendum to Bibliography — 



34. Ev(i7is. The Structure and Metamorphosis of the Larva of Spomjilla laatslris. 



(Quart. Journ. Micr. Sci., n.s. 42, 1899, pp. 363-476. pis. 35-41.) 



Abbreviations of Authors' Names. 



Bill., BiUi7igs. Boc. , de Socage. BwV.., Bowei-baid: Crlr., Carter. D., Bendy. 

 Defr., Defrance. Dod., Doderlein. d'Orb., d'Orligny. Dnch. et Mich., DucJi- 

 assaing et Miclulotti. Dnj., Dujardin. Dun., DunikoirsH. Dyb., Dyboirsli. 

 Eichw.,Eie/iwald. Et, Etalloii. Faibr., Fabric! us. F.E. S., F. E. Schiihe. Flem., 

 Fleming. From., Fromentel. Goldf., Gold/uss. H., Haeckrl. H&n., Hanitsch. 

 Hanc, Hancock. lij., lijima. J. CI., James-Clark. Johnst., Johnston. L., 

 Linnaeus. Lam., Lamarck. Lamx., Lamouroiuv. Ldf., Lendenfeld, Mant.. 

 MantelL Mich., Michelin. Mont., Montagu. Murch., Murchison. Ndo , 

 Xardo. Norm., Norman. O. S., Oscar Hchmidt. Pall., Pallas. Park.. 

 Parkinson. Peng., Pcngelly. Pol., Polejaeff. Pom., Pomel. Qst., Quenslcdt. 

 }{., Riilley. B.. &nd D., Bidley a7id Dendy. B.ff., Bauff. ^oem., Boemer. Rss.. 

 Beiuis. S. K., Savile • Kent. Schliit., Schltiter. Soil, Sollas. Steinm., 

 Steinmann. Stew., Stewart. Stuck., Stuckenberg. Stutchb., Stutchbvry. 

 Tops., Topsent. Tschem.. Tsehernyscheu: Vejd., Vejdoicsky. Vosm., J'osmaer. 

 AValc, Waleott. Welt., U'eltner. W. Th., iryville- Thomson. Z., Zitlel. 



Addendum. 



Since the above chapter was in print a remarkable type of calcareous 

 sponge has been discovered by Dr. Willey. It was found by Lim 

 growing on dead coral in Sandal Bay, Li fa. Loyalty Islands ("Western 

 Pacific). A description of this oi^nism under the name Astmsclen' 

 Jf'illeyaiia will shortly be published in Dr. Willey's Zoological liesult<. 

 Part IV., by Mr. J. J. Lister, to who.*e kindne.ss we are indebted for tin 

 following description, compiled from advance proof-sheets of his work, ;i- 

 well as for the two tigures here given (Fig. 97, A and 2>). 



The four specimens obtained of this sponge were cylindrical in form, 



