WOEKS AND PAPEES ON SPONGES. 221 



Ann. Nat. Hist., ser. 5, v, 1880, pp. 130, 241, and 396, pis. vi, 



vii, X — xii, xvii. 

 ZiTTBL (K. A.). Studien liber fossile Spongien, erste Abtheilung. 



I. Sexactinellida, Abh. bayer Akad. d. Wiss., xiii, 1878, p. 1, 



translated Ann. Nat. Hist., ser. 4, xx, 1877, pp. 256, 405, and 



501. 

 Studien, &c. II. Idihistidte, Abh. bayer Akad. d. Wiss., ii, 



cl. xiii, 1878, p. 67, pis. i — x, translated Ann. Nat. Hist., 



ser. 5, ii, pp. 112, 235, 324, 385, 467, pi. viii (contains recent 



species). 

 Studien, &c. III. Abt. Monactinellidcs, TetractinellidcB, and 



CaleispongicB, Arb. bayer. Akad. d. "Wiss., xvii, 1879, pt. 2, 



p. 1, pis. xi, xii, translated Ann. Nat. Hist., ser. 5, iii, 187&, 



pp. 304 and 364 ; iv, 1879, pp. 61 and 120. 

 Beitrage zur Systematik der Fossilen Spongien, Stuttgart, 



1879. 

 CouES (E.) and Taeeow (H. C). In notes on the Natural His- 

 tory History of Port Macon, N. C, and vicinity, Proe. Acad. 



Philadel., 1878, p. 297. 

 CzEBNiATSET (V.). Littoral Sponges of the Black and Caspian 



Seas, an introductory investigation [in Eussian], Bull. See. 



Imp. des Natur. Moscou, liii, 1878, p. 375, pis. v — viii. 

 Spongiae littorales Marium Pontici el Caspii [in Eussian, 



description of Species in Latin], Bull. See. Imp. Nat. Moscou, 



liv, 1880, pt. ii, pp. 88, 228. 

 Meeesohkowskt (C). On Wagnerella, a new genus of Sponge, 



nearly allied to the Fhysemaria of Ernst Hackel, Mem. Acad. 



Imp. des Scien. Petersbourg, ser. 7, xxvi. No. 7, 1878, p. 15, 



pi. ii, figs. 1—5 ; and Ann. Nat. Hist., ser. 5, i, 1878, p. 70, 



pi. V (not a sponge) ; Note on Wagnerella a Protozon, Ann. 



Nat. Hist., ser. 5, vol. viii, 1881, p. 288. 

 ifitudes sur les Eponges de la Mer Blanche, Mem. Acad. Imp. 



des Scienc, Petersbourg, ser. 7, xxvi, No. 7, 1878, p. 1, 



pis. i — iii. 

 Eeproduction des Eponges par bourgeonnement exterieur. 



Arch, de Zool. exper. et gener., viii, 1880, p. 117, pi. xxxi ; 



reported and figures given also Jour. Eoy. Micros. Soc, iii, 



p. 970, pi. xxi. 

 Ganin (M.). Zur Entwicklung der Spongilla fluviatilis, Zoolog. 



Anzeiger, i, 1878, p. 195. 



