Echinoderma. 294 



29971 Jordan, H. E. 39.3 Asterias : 13.11 



1907. On the Relation between Nucleolus and Chromosomes in the 

 Maturing Oocyte of Asterias forbesii. Anat. Anz. Bd. 31 p. 39—46. 



72 Mathews, A. P. 39.3 Asterias : 13.9 



1907. An Apparent Pharmacological „Action at a Distance" by Metals 

 and Metalloids. Amer. Journ. Physiol. Vol. 18 p. 39— 4fi, 1 fig. [Silver, 

 copper, mercury, iodine, bromine cause mature Asterias eggs to put 

 out fertilization membranes. Iron, nickel, lead, tin, platinum and gold 

 were ineffective. Probably action of an electrostatic field, which 

 causes a separation of the ions in the eggs.] 



73 Lemoine, Paul. 39.3 Astropecten (1162) 



1908. Sur la presence d'Asteries dans le Portlandien superieur du Pays 

 de Bray. Bull. Soc. Amis Sc. nat. Rouen (5) Ann. 43 p. 133—135, 1 

 pi. [Astropecten rectus."] 



74 Cowles, R. P. 39.3 Echinaster : 11.014: 



1909. The Movement of the Starfish, Echinaster, toward the Light. Zool. 

 Anz. Bd. 35 p. 193-195, fig. 



75 Richters, C. 39.3 Linckia : 11.69 



1909. Zur Organogenese bei derRegeneratiqn von Z/incA:m. Yerh. deutsch. 

 zool. Ges. Vers. 19 p. 346. 



76 Sokolow, Iwan. 39.4 : 11.99 



1909. Zur Frage fiber das Leuchten und die Drusengebilde der Ophiuren. 

 Biol. Centralbl. Bd. 29 p. 637-648, 6 figg. 



77 McClendon, J. F. 39.4 (79.4) 



1909. The Ophiurans of the San Diego Region. Univ. California Publ. 

 Zool. Vol. 6 p. 33—64, 6 pis. [5 nn. spp. in : Ophiomusiimi, Ophiura, 

 OpMophoUs, Amphiura, Ophiocnida.] — Correction of the Name of an Ophiuran, 

 Suppl. p. 1 [Amphiura diastata n. nom. pro A verrilli McClendon.] 



29978 Trojan, Emanuel. 39.4 Amphiura : 11.99 



1909. Die Lichtentwicklung bei Amphiura squamata Sabs. Zool. Anz. Bd. 

 34 p. 776-781, 4 figg. 



79 Schondorf, Friedrich. 39*4 Onychaster (115) 



1909. Organisation und Aufbau der Armwirbel von Onychaster. Jahrh. 

 Nassau. Ver. Nat. Wiesbaden Jahrg. 62 p. 47—63, 1 Taf. 



80 Morgnlis, Sergius. 39.4 Ophiocoma : 11.69 



1909. Regeneration in the Brittle-Star Ophiocoma pumila, with Reference 

 to the Influence of the Nervous System. (Contrib, Bermuda biol. Stat. 

 Research No. 15.) Proc. Amer. Acad. Arts So. Vol. 44 p. 655—659, 1 pi., 

 1 fig. — (Amer. Ass. Adv. Sc.) Science N. S. Vol. 29 p. 717. 



81 Mangold, Ernst. 39.4 Ophioglypha : 11.71 



1909. Studien zur Physiologie des Nervensystems der Echinodermen. 

 III. Ueber die Armbewegungen der Schlangensterne und v. Uexkull's 

 Fundamentalgesetz fiir den Erregungsverlauf. Arch. ges. Physiol. Bd» 

 126 p. 371—406, 6 figg. [Nichtbestatigung des UEXKULL'schen Fundamen- 

 talgesetzes, wonach Erregung im Nervennetz immer zu gedehnten Muskeln 

 hinfliessen soil.] 



82 Trojan, Emanuel. 39.4 Ophiopsila : 11.99 



1909. Leuchtende Ophiopsilen. Arch. mikr. Anat. Bd. 73 p. 883—912, 



1 Taf. [Durch Drusenzellen. Luminiszens ist intrazellular. Sekretion 

 und Exkretion halten sich das Gleichgewicht. Leuchten unter Einfluss 

 der Nerven.] 



83 Parks, William Arthur. 39.4 Protaster (113) 



1909. Notes on the Ophiurian Genus, Protaster, with Description of a 

 New Species. Trans. Canad. Inst. Vol. 8 p. 363—372, 1 pi. [P. whiteave- 

 sianus n. sp.] 



29984 Agassiz, Alexander, 39.5 



1909. „Globiferen" and „Cystacanths''. Zool. Anz. Bd. 34 p. 623. [Iden- 

 tical.] 



15. I. 1910. 



