Porifera. 



(Referent: Dr. G. C. J. Vosmaer in Utrecht.) 



Auchenthaler, F., Uber den Bau der Rinde von Stettetta grubii O. S. in: Ann. Nat. Hofmus. 



Wien 4. Bd. 6 pgg. 1 Taf. [6] 

 *Bucher, Ch. E., Brachiospongidae ; on a group of Silurian sponges. New Haven 28 pgg. 



6 Taf. 

 Carter, H. J., 1. Sketch of the history of known fossil sponges in relation to those of the 



present day. in : Ann. Mag. N. H. i'6) Vol. 4 p 280290. [5] 



, 2. A correction in british spongology. ibid, p 249250. [3] 



Carter, H. J., & R. Hope, On a new british species of Microciona, Bk., in which the ends of 



the tricurvate are spiniferoug, etc. ibid. Vol. 3 p 99 106 T 6. [3] 

 Dawson, J. "W., New species of fossil sponges from the siluro-cambrian at Little Metis, on 



the lower St. Lawrence. With notes by G. J. Hinde. in: Trans. R. Soc. Canada 



25 pgg. 27 Figg. 1 Taf. 

 Dendy, Arthur, 1. Report on a second collection of sponges from the gulf of Manaar. in: 



Ann. Mag. N. H. (6) Vol. 3 p 7399 T 35. [3] 

 , 2. An alphabetical list of the genera and species of sponges described by H. J. Carter, 



together with a number of his more important references to those of other authors, 



with an introductory notice. Roy. Soc. Victoria 26 pgg. [3] 



, 3. Studies on the Comparative Anatomy of Sponges. II. On the Anatomy and Histo- 

 logy of Stelospongus Jiabelliformis, Carter; with notes on the Development, in: Q. 



Journ. Micr. Sc. (2) Vol. 29 p 325358 T 3033. [8] 

 'Geinitz, E., Receptaculitidae und andere Spongien der mecklenburgischen Silurgeschiebe. 



in : Zeit. D. Geol. Ges. Berlin 7 pgg. 3 Figg. 



*Girod, P., Les eponges des eaux douces d'Auvergne. Clermont-Ferrand. 11 pgg. 

 Green, W. Spotswood, Report of a deep-sea trawling cruise off the S. W. Coast of Ireland. 



in: Ann. Mag. N. H. (6) Vol. 4 p 409449 T 18, 19. [Polyzoa, Hydrozoa, Spon- 

 ges, and Radiolaria by R. Kirkpatrick p 446 447.] 

 Haeckel, Ernst, Report on the deep-sea Keratosa collected by H. M. S. Challenger during 



the years 187376. in: Rep. Challenger Z. Vol. 32 Part 82 92 pgg. 8 Taf. [4, 8] 

 Hanitsch, R., Second Report on the Porifera of the L. M. B. C. District, in : Proc. Biol. 



Soc. Liverpool Vol. 3 p 155173 T 57. [3] 



Hinde, George Jennings, On a true leuconid calcisponge from the middle lias of Northamp- 

 tonshire, and on detached calcisponge spicules in the upper chalk of Surrey, in : 



Ann. Mag. N. H. (0) Vol. 4 p 352358 T 17. [8] 



, s. Dawson. 



Hope, Robert, On two new british species of sponges, with short notices of an ovigerous 



specimen of Hymeniacidon dujardinii, Bowk., and of a fossil toxite. ibid. p333 342 



T 16. [3] 

 , s. Carter. 

 Katzer, Friedrich, Spongienschichten im mittelbohmischen Devon (Hercyn). in: Sitz. Ber, 



Akad. Wien 97. Bd. p 300310 Taf. [5] 

 Zool. Jahresbericht. 1SS9. Povifera. 



