22 Echin. 
V. Echinoderma. 
of Toxopneustes variegatus. II. The 
behavior of the chromosomes in Arbacia- 
Toxopneustes crosses. J. Exp. Zool. 
Philadelphia Pa. 12 1912 (391-405) 3 pis. 
[15, 8.] 390 
Tennant, D. H. Hybrid echinoderm 
larvae. Proc. 7th Int. Zool. Cong. Cam- 
bridge Mass. 1912 (519-520). [15, 8; 
23, 6.] 391 
Tennent, D. . H. The correlation 
between chromosomes and particular 
characters in hybrid ecliinoid larvae. 
Amer Nat. New York 46 1912 (68-75). 
[15, 8.] 392 
Thdel, Hjalmar. Some notes on the 
development of Eehinocavdium cordatuin 
(Penn.) and Parechiniis miliaria (L.). 
Stockholm Vet.-Ak. Handl. 49 No 4 
1912 (1-14) pi. i text figs. [15,6; 31, 
0.] 393 
Thompson, J. C. vide Herdman, W. A. 
205. 
Twitchell, M. W. vide Clark, W. B. 
95. 
Vaney, Clement. Les Holothuries de 
1* Expedition Antaretique Nationale 
Ecossaise. Scientific Results Voyage 
“Scotia ” Antarctic 6 part 1 1912(1-38) 
pis. i-v. [27, A, vi; 31, B/J 394 
Vaney, C. Holothurien der Aru- 
Inseln uach den Sammlungen von Dr. H. 
Merton. Frankfurt a, M. Abh. Senckenb. 
Ges. 34 1912 (289-291). [27, A, vi.] 
395 
Vaney, C. vide Gravier, Ch, 177 ; & 
Koehler, R. 247. 
Vaughan, Arthur vide Dixon, E. E. L. 
125. 
Vedel, L. vide Brun, P. 53. 
Vinassa de Regny, P. Rilevamento 
nelle tavolette di Paluzza e Prato carnico 
(Alpi Venete). Roma Boll. Comitato geol. 
(5) 42 1912 (213-232) pi. i fig. [27, B, 
iv, f ; 31, F.] 396 
Vogl, Viktor. A Vinodol eocdn mar- 
gdinak faundja. [Die Faunq der eozanen 
Mergel von Vinodol.] Foldt. Evk. Buda- 
pest 20 1912 (67-100) pi. iv 2 Textfigs. 
[27, B, ii f ; 31, C.] 397 
Wanner, Johannes. Timoroerinu a 
nov. gen. aus dem Perm von Timor. 
Centralbl. Min. Stuttgart Oct. 1912 
(599-605) 5 figs. [27, B, iv b ; 31, F.] 
398 
Wasteneys, Hardolph vide Loeb, J. 
294, 295 & 296. 
[1912] 
Werveke, L. van. Die lothringisch- 
luxemburgisehen Minetteablagerungen. 
Bonn SitzBer. Nat. Hist. Ver. 1910 1911 
lift. 1 Sect. D (50-108). [27, B, iii, d.] 
399 
Winternitz, M. C. vide Amberg, S. 4. 
Woods, F. H. Yorkshire Marine Bio- 
logy Committee at Robin Hood’s Bay, 
Oct. 12-14. Naturalist London No. 671 
1912 (368-370). [27, A, ii ] 400 
Woolacott, David. The Stratigraphy 
and Tectonics of the Permian of Durham 
(Northern Area). Newcastle Proc. 
Durham (Jniv. Phil. Soc. 4 part 5 1912 
(241-313) figs. 1-17. [27, B, iv, b.] 401 
2elizko, J. V. Novd pHspSvky ko 
studiu Jineckeho Kambriu. [Nouo 
Beitrnge zum Studium des Cambrium 
bei Jince.] Prag Rozpr. 6eskd Ak. 
Frant. Jos. 20 1911 No. 10. [27, B, iv, 
k; 31, F, G.] 402 
II.— SUBJECT INDEX. 
GENERAL. 1003 
1. Historical. 
Of study of free-swimming Crinoids; 
Clark, A. II., 74 : of past research on 
Holectypoida ; Hawkins, 191. 
3. Bibliography. 
Of Indian Ocean crinoids ; Clark, 
A. H., 88 : of Fossil Holothurians, 
Clark, II. L., 91 : of Holectypoida : 
Hawkins, 191 : of Echiui ;' Jackson, 220. 
Russian literature to 1885; Koppen, 
250 : Echinodermata (mit Einschluss 
der fossilen) ; Strand, 386 & 387. 
Review of Index to Desor’s synopsis ; 
Anon, 9: of Jackson’s Phylogeny of the 
Echini ; Schuchert, 375. 
Discussion of name Psilosoma Pomel ; 
Fourtau, 149 : Nomenklatur der 
Bohadsehiidae ; Poche, 342. 
4. Pedagogy. 
Terminology of Ecliinoid test ; 
Jackson, 220. 
