4 Spon g. 
SPONGL®. 
Hinde, G. J. On a new genus of Siliceous Sponges from the Lower 
Calcareous Grit of Yorkshire. Q. J. Geol. Soc. xlvi, pt. 1, pp. 54-61,, 
pi. vi. Abstr. in Ann. N. H. (6) v (March), pp. 254 & 255. 
Rhaxella perforata, u. g. & sp. 
Hope, R. Two new British Sponges. J. R. Micr. Soc. 1890, pt. 1, 
No. 74, p. 48. Abstr. of paper in Ann. N. H. iv, 1889, pp. 333- 
342, 1 pi. 
Keller, C. Sponge Fauna of Red Sea. J. R. Micr. Soc. 1890, pt. 2, 
No. 75, pp. 192. Abstr. of paper in Z. wiss. Zool. xlviii, 1889, 
pp. 34-405, 6 pis. 
Keyes, Charles R. Review of the progress of American Invertebrate 
Palaeontology f or the year 1889. Am. Nat. xxiv, No. 278 ’(Feb., 1890), 
pp. 131-138. 
Sponges included. 
Kingsley, J. S. Record of American Zoology. T. c. No. 280 (April, 
1890), pp. 351-357, and No. 285 (Sept., 1890), pp. 811-816. 
Contains record of papers relating to Zoology of N. America, beginning 
with the year 1889. Sponges, pp. 352 & 812. 
Lendenfeld, R. von. (1) Die Lobenserscheinungen des Bade- 
schwammes. Zool. Gart. xxxi, No. 4 (April, 1890), pp. 97-104. 
A popular account of the anatomy, histology, physiology, and embry- 
ology of the bath Sponge. 
. (2) Eine Bemerkung iiber Synonomie und Nomenclatur. Zool. 
Anz. xiii, 1890, No. 329, pp. 115 & 116. 
The author disputes Dendy’s “ accepted laws of priority,” and explains 
the facts as to his genus and species Thorecta exemplum. Under Thorecta 
exemplum , var. secunda, he includes Spongelia rectilinea , var. tenuis , Hyatt, 
and Stelospongus flabelliformis, var. lata, Carter. 
. (3) Fortschritt unsrer Kenntniss der Spongien. Zool. Jahrb. v, 
Heft 1, 1890, p. 169. [Abth. f. Syst. Geogr. u. Biol, der Thiere.] 
. (4) Schlussel zurBestimmung der Spongiennadeln. Biol. Centralbl. 
x, Nos. 5 & 6 (1 May, 1890), pp. 131-135. 
A key to the “ Nomenclator Spiculorum,” published by F. E. Schulze 
& von Lendenfeld in the Abh. Ak. Berl. 1889. Abstr. in J. R. Micr. Soc. 
1890, pt. 4, No. 77, pp. 470 & 471. 
. (5) Bemerkung zu dem Schlussel der Spongiennadeln. Biol. 
Centralbl. x, Nos. 17 & 18 (15 Oct.. 1890), pp. 550 & 551. 
A correction of some misprints in his “ Schlussel.” T. c. pp. 131-135. 
. (6) Experimented Untersuchungen iiber die Physiologie der 
Spongien. Biol. Centralbl. x, No. 3 (20 March, 1890), pp. 71—81, and 
No. 4 (1 April, 1890), pp. 102-110. 
A preliminary account of the work published by him under the same 
