Echinoderma. 



(Referent: Dr. August Reichensperger in Bonn.) 



Bather, F. A., 1. Two Blastoids from Somerset, in: Proc. Bristol Nat. Soc. (4) Vol. 3 p 47 



50 Taf. [Orphocrinus orbignyanus u. Acentrotremites ellipticus.} 

 , 2. 1. Notes on Hydreionocrinus. 2. Tapering Ends of Crinoid Stems from Roscobie. in: 



Trans. Edinburgh Geol. Soc. Vol. 10 Part 1 p 6179 15 Figg. Taf. [10] 

 Becher, S., 1. Tiber doppelte Sicherung, heterogene Induction und associativen Inductions- 



wechsel. in: Z. Jahrb. Suppl. 15 Bd. 3 p 501572 5 Figg. [17] 

 , 2. Beobachtungen an Labidoplax buskii (M'Intosh). in: Zeit. Wiss. Z. 101. Bd. p 290 



-324 5 Figg. T 19. [16] 

 Benham, W. B., Report on Sundry Invertebrates from the Kermadec Islands, in : Trans. N. 



Zealand Inst. "Wellington Vol. 44. [Aetinopyga parvula Selenka und Chirodota rigida 



Semp.] 

 Bohn, G., Les reactions des Comatules. in: C. R. Ass. Franc,. Av. Sc. Sess. 39 Tome 2 1911 



p 212 214. [Mechanische Reizmittel, Geotropismus.] 



, s. Drzewina. 



Budington, R. A., The Influence of Magnesium Chloride on the Fertilizing Potential of Sper- 

 matozoa, in : Science (2) Vol. 35 p 464. [Vorlaufige Mittheilung iiber Arbacia.} 

 Bury, J., Uber den Einfluss der Temperatur vonOC auf die Entwicklung der Echinideneier. 



in: Bull. Ac. Cracovie B p 791800 2 Figg. Taf. [14] 

 Caullery, M., The Annual Cycle of Changes in the Genital Glands of Echinocardium corda- 



tum. in: Rep. 81. Meet. Brit. Ass. Adv. Sc. p 419 420. [Vorlaufige Mittheilung.] 

 Clark, A. H., 1. Preliminary Descriptions of eleven new Crinoids belonging to the Families 



Himerometridae, Mariametridae and Colobometridae, discovered by the >Siboga in 



the Dutch East-Indies, in: Ann. Mag. Nat. Hist. (8) Vol. 10 p 3141. [Vorlaufige 



Mittheilung.] 

 , 2. Seventeen new East Indian Crinoids belonging to the Families Comasteridse and 



Zygometridae. in: Proc. Biol. Soc. Washington Vol. 25 p 1728. [9] 

 , 3. Six new East-Indian Crin6ids belonging to the Family Charitometridae. ibid. 



p 7784. [Pachylometra 3 n. ; Glyptometra 1 n. , Strotometra 2 n.] 

 , 4. The recent Crinoids of the Coasts of Africa, in: Proc. U. S. Nation. Mus. Vol. 40 



1911 p 151. [9] 

 - , 5. The Systematic Position of the Crinoid Genus Marsupites. ibid. 1911 p 649 654. 



[9] 

 , 6. A new unstalked Crinoid from the Philippine Islands, ibid. Vol. 41 191J. p 171 



173. [Comaster taviana n.] 



, 7. Naumaehoerinus, a new Genus belonging to the Crinoid Family Phrynocrinidae. 



ibid. Vol. 42 p 195197. [9] 



, 8. Notes sur les Crinoides actuels du Museum d'Histoire Naturelle de Paris, in: 



Bull. Mus. H. N. Paris 1911 p 243261 2 Figg. [Heterometra 2 n.; Triehometra 1 n.] 

 , 9. Remarks on the nervous System and Symmetry of the Crinoids. in: Journ. Wash- 

 ington Acad. Sc. Vol. 1 1911 p 6570. [9] 



Zool. Jahresbericht. 1912. Echinoderma. 



