Echinoderma 318 



80708 Dubois, Raphael. 39.5 Strongylocentrotus : 11.044 



1913. Note sur Taction de la lumiere sur les Echinodermes (Oursins). 

 Coinmun. 9me. Congres intern. Zool. Monaco Ser. 1 p. 8—9. 



09 Robertson, T. Brailsford. 39.5 Strongylocentrotus : 11.62 



1912. On the extraction of a substance from the sperm of a sea-urchin 

 {Strongylocentrotus purpuratus) which will fertilize the eggs of that species. 

 Journ. biol. Chem. Vol. 12 p. 1—11. [Two substances can be extracted 

 by strongly hypotonic salt solutions ; the acid-soluble substance acts as 

 a powerful fertilizing, agglutinating and cytolyzing agent upon the eggs.] 



10 Elder, Jay C. 39.5 Strongylocentrotus : 13.13 



1912. The Relation of the Zona pellucida to the Formation of the Fer- 

 tilization Membrane in the Egg of the Sea-Urchin {Strongylocentrotus pur- 

 puratus). Arch. Eutw.-Mech. Bd. 35 p* 145—161, 18 figg. [Zona pellu- 

 cida furnishes the attraction stimulus for the spermatozoa.] 



11 Runustroin, J. 39.5 Strongylocentrotus : 13.41 



1912. Quelques observations sur la variation et la correlation chez la 

 larve de l'Oursin. Bull. Inst, oceanogr. Monaco No. 247, 16 pp. [Deve- 

 loppement de l'hydrocoele.] 



12 Jenkinson, J. W. 39.5 Strongylocentrotus : 13.9 



1911. On the development of isolated pieces of the gastrulae of the Sea- 

 Urchin, Strongylocentrotus lieidus. Arch. Entw.-Mech. Bd. 32 p. 269—297, 

 27 figg. 



13 Robertson, T. Brailsford. 39.5 Strongylocentrotus : 13.9 



1912. Studies in the Fertilisation of the Eggs of a Sea-Urchin {Strongy- 

 locentrotus purpuratus) by Blood-Sera, Sperm, Sperm-Extract, and other 

 Fertilising Agerts. Arch. Eutw.-Mech. Bd. 35 p. 64—130. 



14 Ruunstrom, J. 39.5 Strongylocentrotus : 14.61 



1912. Sur l'appareil excreteur chez la larve de Strongylocentrotus lividus. 

 Bull. Inst, oceanogr. Monaco No. 240, 14 pp., 9 figg. [intestin posterieur 

 en combinaison avec cellules mesenchymatiques joue role excreteur.] 



80715 Goldfarb, A. J. 39.5 Toxopueastes : 13.9 



1913. Experimentally fused larvae. Proc. Soc. exper. Biol. Med. Vol. 

 10 p. 135—136. 



16 Clark, Austin H. 39.6 (1121) 



1913. Cambrian Holothurians. Amer. Natural. Vol. 47 p. 488—507. [El- 

 donia a pelagic Holothurian related to Elpididae. To same group belong 

 Louisella and Laggania. Mackensia seems rather to belong to the Edward- 

 siidae. Discussion of Walcott's results and reply to Hubebt Lyman 

 Clark.] 



17 Heifer, Herni. 39.7 (26.75) 



1912/13. Ueber einige von Dr. R. Habtmeyeb im Golf von Suez gesam- 

 melte Holothurien. Mitt. zool. Mus. Berlin Bd. 6 p. 325—334, 17 figg. 

 [4 nn. spp. in: Holothuria, Miillerta, Cucumaria, Colochirus.] — Noch einige 

 von Dr. R. Hartmeyeb im Golf von Suez gesammeite Holothurien. Zool. 

 Anz. Bd. 41 p. 433—439, 7 figg. [2 nn. spp. in: Holothuria, Orcula.] 



18 Vaney, C. 39.7 (929) 



1912. Holothurien der Aru-Inseln nach den Sammlunge s von Dr. H. 

 Merton. Abh. Senckenberg. nat. Oes. Frankfurt a. M. Bd. 34 p. 289. 



19 Mines, George Ralph. 39.7 Holothnria : 15.7 



1912. Note on the Mechanism of Discharge of the Cuvierian Organs of 

 Holothuria nigra. Quart. Journ. micr. Sc. Vol. 57 p. 301—304, 1 pi. 

 [Forcible injection of tubes with water.] 



20 Pearson, Joseph. ■ 39.7 Holothuria (26.7) 



1913. Notes on the Holothurioidea of the Indian Ocean. Spolia zeyla- 

 uica Vol. 9 p. 49—101, 10 pis. [2 nn. spp. in Holothuria.] 



21 Sluiter, C. Ph. 39.8 ^phelodactyla (26) 



1912. Die Gattung Aphelodactyla Lyman Clark {Haplodactyla Semper). Zool. 

 Jahrb. Suppl. 15 Bd. 1 p. 409-422, 1 Taf. (26.4,7) 



80722 Becher, Siegfried. 39.8 Lapidoplax : 14 



1912. Boobachtungen an Lapidoplax buskti ' v MTntosh). Zeitschr. wiss. 



