titles. Ecliin. 23 
significance for the theory of fertilization.” Biol. Bull, iii, pp. 295- 
311. 
Abstract: in Ludwig (178). 
173. [LOEB, J. & LEWIS, W. H.] On the prolongation of the life of un¬ 
fertilised eggs of the Sea-urchin by potassium cyanide. Amer. J. 
Physiol, vi, pp. 305-317. (Jan.) [ii, f, viii.] 
Prelim. Abstr.: Science, xv, p. 342 (28 Feb. 1902). Abstract: in 
Ludwig (178). 
174. LOMNICKI, J. Slowo o pewnycli szczgdkach w<g2owidel(Ophiuridae) 
w miocenie. (Notes sur quelques fragments d’Ophiurides mioceni- 
ques). Kosmos polski, xxvii, pp. 155-157. (May.) [n, e, i, c. rv, f.] 
175. LORENZ, T. Geologische Studien im Grenzgebiete zwischen helve- 
tischer und ostalpiner Facies, n. Der Siidliche Rliaetikon. Ber. Ges. 
Freiburg, xii, pp. 34-62, pis. i-ix. (25 April.) [hi, b, iii, b. rv, c.] 
LORIOL, P. de. (192) Zooi. Rec. 1901. Abstract: by C. Sarasin, 
Geol. Centrbl. ii, pp. 732, 733 (1 Nov. 1902). 
176. -. Notes pour servir a l’etude des Echinodermes, Fascicule x, 
4to, viii+ 32 pp., iv pis. (xxxii-xxxv of series). Bale et Geneve: 
Georg, 8 fr. (April.) [n, e, iii. m, b, ii, d; iii, b, i, c, 1. rv, c.] 
Abstract: by H. Ludwig, Zool. Centrlbl. ix, p. 351 (17 June 1902). 
Review : by J. Lambert, Rev. paleozool. vi, pp. 206, 207 (Oct. 1902). 
177. LOVISATO, D. Le specie fossili finora trovate nel calcare compatto 
di Bonaria e di San Bartolomeo. 8vo, 22 pp. Cagliari: Auctor, 
fr. 0.50. (Sept.) [iii, b, ii, d. iv, c.] 
Review : by J. Lambert, Rev. paleozool. vii, pp. 52, 53 (Jan. 1903). 
Abstract: by P. Vinassa de Regny, Riv. ital. Pal. ix, p. 4 
(May, 1902). 
LOZANO, R. S. See Oehlert, D. P. (208). 
178. LUDWIG, H. Echinoderma. Zool. Jahresber. for 1902. (July, 1903.) 
Gives Literature for 1901 & 1902 and Abstracts of: Doederlein 
(93) in Zool. Rec. 1900 ; Bather (18), Boveri (41 & 43), Clark 
(63 & 64), Cohnheim (70), Cori & Steuer (72), Cuenot (78), 
Davenport (83), Dawydoff (84), Gies (133), Herbst (147), 
Herouard (150), Jaekel (162), Masterman (202), Mathews 
(205 & 206), Mortensen (214), Ostergren (231), Pfeffer (242), 
Przibram (250), Reiffen (258), Riggenbach (261), Russo (269), 
Sluiter (284), Springer (290), Theel (298), Yiguier (313), Zur 
Strassen (338), in Zool. Rec. 1901; Ackermann (1), Ariola (11), 
Barthels (14), Biedermann (23), Bryce (35), Buller (38), 
Checchia (40), Clark (45), Cuenot (52), Delage (61, 62, 63, 64, 
65), Doederlein (70), Driesch (72), Dungern (75), Giardina 
(102), Grave (105 & 106), Greeley (109), Grieg (113), Hartmann 
(122), Herouard (126 & 127), Koehler (155), Loeb (171 & 172), 
Loeb & Lewis (173), Lyon (180), MacBride (18 L), Marshall 
(191), Morner (206), Ritter (241), Russo (245), Schmierer (255), 
Steinbruck (267), Stevens (270), Teichmann (276), Theel (277), 
Yiguier (286 & 287), Wassilieff (293), Wilson (297) in this 
Record. 
179. LUTHER, D. D. Stratigraphic value of the Portage sandstones. 
Bull. N. York Mus. Iii, pp. 616-631. [pp. 630, 631 Postscript note 
by J. M. Clarke.] (July.) [iii, b, iv, f.] 
180. LYON, E. P. Effects of potassium cyanide and lack of oxygen upon 
the fertilized eggs and the embryos of the Sea-urchin (Arbacia 
punctulata). Amer. J. Physiol, vii, pp. 56-75. (April.) [ii, f, viii.] 
Abstract: in Ludwig (178). 
1902. [Vol, xxxix.] 
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