20 Ech. 
XLV. ECHlNODERMA. 
Ludwig, H. (5) Zool. Rec. 1891 ; abstracts, — by Rauff, N. Jahrb. 
Min. 1892, ii, pp. 367-370 ; J. R. Micr. Soc. 1892, pp. 213 & 214. 
(31) Zool. Rec. 1892 ; abstract, op. cit. 1893, p. 193. 
& Bartuels. (32) Zool. Rec. 1892 ; abstract, t. c. p. 193. 
155. . Ueber eine abnorme Oucumaria planci. Zeitschr. wiss. Zool. 
liii. Suppl. Bd. pp. 21-30, pi. iv (May, 1892). [II, B, ii, e.] 
Abstract, J. R. Micr. Soc. 1892, p. 490. 
156. . Yorlaufiger Bericht iiber die auf den Tiefsee-Fahrten des 
“Albatross” (Friihling, 1891) im ostlichen Stillen Ocean erbeuteten 
Holothurien. Zool. Anz. xvi, pp. 177-186 (May, 1893). [II, B, i, 
b, 4 : D, vi : F, ii. Ill, A. IY, B.] 
Abstract, J. R. Micr. Soc. 1893, pp. 484-486. 
156a. . Reports on the Dredging Operations . . . carried on 
by the U. S. Fish Commission Steamer “Albatross” during 1891. 
. . . iv. Vorlaufiger Bericht ueber die erbeuteten Holothurien. 
Bull. Mus. Harvard, xxiv, No. iv, pp. 105-114 (June, 1893). 
This is the same paper as Ludwig (156). 
157. . Echinodermci. Zool. Jahresber. for 1891 (1893). 
Gives Literature, and Abstracts of Bather (1, 2) Zool. Rec. 1890 and 
(1, 2) Zool. Rec. 1891 ; Bell.( 1, 3, 5) Zool. Rec. 1891 ; Brooks, Zool. 
Rec. 1891 ; Camerano, Zool. Rec. 1890 ; Carpenter (1) Zool. Rec. 1891 ; 
Cuenot (2, 3) Zool. Rec. 1890, and (1, 3, 4, 5) Zool. Rec. 1891 ; Demoor 
& Chapeaux, Zool. Rec. 1891 ; Driesch, Zool. Rec. 1891 ; Durham, 
Zool. Rec. 1891 ; Fewkes (2) Zool. Rec. 1890, and (80) Zool. Rec. 1893 ; 
Fiedler, Zool. Rec. 1891 ; Field, Zool. Rec. 1891 ; Hautog, Zool. Rec. 
1890 ; Heim (114) Zool. Rec. 1893 ; Jaekel (2) Zool. Rec. 1891 ; Janet 
& Cuenot, Zool. Rec. 1891 ; John, Zool. Rec. 1890 ; Ludwig (1,2) Zool. 
Rec. 1890 and (1, 2, 3, 4,5,7) Zool. Rec. 1891 ; Perrier (4) Zool. Rec. 
1891 ; Pictet, Zool. Rec. 1891 ; Prouiio (1, 2) Zool. Rec. 1890 ; Russo 
(1,2,3, 4, 5) Zool. Rec. 1891 ; Semon (1) Zool. Rec. 1890; Sturtz, Zool. 
Rec. 1890 ; Wachsmuth & Springer, Zool. Rec. 1891 ; Watase (269) 
Zool. Rec. 1893. 
158. . Echinoderma. Zool. Jahresber. for 1892 (1893). 
Gives Literature, and Abstracts of Agassiz (2) Zool. Rec. 1893; 
Bather (1, 2, 3, 4, 5) Zool. Rec. 1892 ; Bell (9) Zool. Rcc. 1892 ; 
Buetschli (27) Zool. Rec. 1893 ; Chun (34) Zool. Rec. 1893 ; 
Cuenot (57, 59, 60) Zool. Rec. 1893 ; Dreyer (66) Zool. Rec. 
1893; Driesch (68) Zool. Rec. 1893 ; Field (21) Zool. Rec. 
1892 ; Frenzel (88) Zool. Rec. 1893 ; Griffiths (108) Zool. Rec. 
1893 ; Herbst (116) Zool." Rec. 1893 ; Loven (30) Zool. Rec. 1892 ; 
Ludwig (5) Zool. Rec. 1891, (31, 32) Zool. Rec. 1892, and (155) Zool. 
Rec. 1893 ; Macbride (33) Zool. Rec. 1892 and (159, 160) Zool. Rec. 
1893 ; Minchin (36) Zool. Rec. 1892; Monticelli (193) Zool. Rec. 1893; 
Perrier (211) Zool. Rec. 1893; Russo (229, 230) Zool. Rec. 1893; 
Seeliger (241) Zool. Rec. 1893 ; Theel (260) Zool. Rec. 1893. 
