Echinoderma 3^/5 



nits n. g. 2, Toxopneustes, Gymnechinus 2, Amblypneustes 3, Holopneustes, 

 Echinometra, Podocidaris. Caenocentrotus n. g. pro Echinus gibbosus. Pachy- 

 centrotus n. g. pro Sphaer echinus australiae. Caenopedina haivaiiensis n. nom. 

 pro Hemipedina mdica Agassiz and Clark non De Meijere, Heliocidaris pro 

 Toxocidaris mexicana Agassiz non Heliocidaris mexicana Agassiz and Desor ] 



(26.1,.3,.35,.4,.5,.7,.78) 

 806S0 Mortensen, Th. 39.5 (26,2) 



1913. Die Echiniden des Mittelmeeres. Eine revidierte Uebersicht der 

 im Mittelmeere lebenden Echiniden, mit Bemerkungen iiher neue oder 

 weniger bekannte Forraen. Mitt. znol. Stat. Neapel Bd. 21 p. 1—39, 5 

 Taf., 8 rig?. [Spatangus inermis n. sp.] 

 8! Glaser, Otto. 39.5 Arbacia : 13 



1913. On Inducing Development in the Sea-urchin {Arbacia punctulata), 

 together with Considerations on the Initiatory Effect of Fertilization. 

 Science N. S. Yol. 38 p. 446—450. [Increase in permeability of egg frees 

 it from accumulated inhibitors of oxidation, allowing development to 

 proceed.] 13.13,.9 



82 Kite, G. L. 39.5 Arbacia : 13.13 



1912. The Nature of the Fertilization Membrane of the Egg of the Sea 

 Urchin {Arbacia punctulata). Science N. S. Vol. 36 p. 562—564. [Reac- 

 tion (change of refractive index of inner part of egg-jelly, swelling of 

 vitelline membrane and hyaline layer of cytoplasm) takes place by single 

 spermatozoon ataching itself to vitelline membrane and continues after 

 removal of spermatozoon. Prevention of polyspermy.] 



83 Loeb, Jacques, und Hardolph Wasteneys. 39.5 Arbacia : 13.9 



1911. Die Beeinfiussung der Entwicklung und der Oxydationsvorgange 

 im Seeigelci {Arbacia) durch Basen. Biochem. Zeitschr. Bd. 37 p. 410— 

 423. [Oxydationsgeschwindigkeit steigt mit der Concentration der OH- 

 Ionen.] 



806^4 Agassiz, Alexander, and Hubert Lyman Clark. 39.5 Cidaridae (26) 



1907. Hawaiian and other Pacific Echini. The Cidaridae. Mem. Mus. 

 comp. Zool. Harvard Coll. Vol. 34 No. 1 p. 1 —42, 44 pis. [6 nn. spp. 

 in : Oorocidaris, Phyllacanthus, Stephanocidaris, Stereocidaris, Porocidaris, Apo- 

 rocidaris (a. g. pro Porocidaris milleri), Acanthocidaris , Anomocidaris n. g. 

 pro Cidaris tenuispina.] (26.4,.5,.7) 



85 Hawkins, Herbert L. 39.5 Cidaris (117) 



1912. The Species of Cidaris from the Lower Greensand of Faringdon. 

 Geol. Mag. N. S. (5) Vol. 9 p. 529—540, 2 pis. [2 nn. spp. 4 nn. varr.] 



86 Lovisato, 1). 39.5 Clypeaster (1182) 



1913. Altro contributo echinologico con nuove specie di Clypeaster in 

 Sardegna. Boll. Soc. geol. ltal. Vol. 31 p. 359—378, 2 tav. [5 nn. spp.] 



87 Lovisato, D. 39.5 Clypeaster (1182) 



1913. Nuove specie di Clypeaster miocenici sardi dal vulcauo S. Matteo 

 di Ploaghe per Nurecci e Senis alia regione Fraos nella Pianargia e all' 

 amba del Capo dolla Frasca. Boll. Soc. geol. ital. Vol. 32 p. 401—438, 

 2 tav. [7 nn. spp.] 



88 Gregory, Emily Ray. 39.5 Ecbinarachnias : 14 



1912. A Few Points from the Study of Echinarachnius. Proc. 7tb in- 

 tern, zool. Congr. p, 201—202. [2 kinds of sphaeridia. Skeletal variation. 

 Thread-like tube originating from intestine.] 14.34,. 78 



89 Mac Bride, E. W. 39.5 Ecliiuocardinm : 13 



1913. On the Life History of Echinocardiutn cordatum. Rep. 82d Meet. 

 Brit. Ass. Adv. Sc. p. 493—494. 13.2,.3,.4 



90 Hawkins, Herbert L. 39.5 Echiuocardium : 14.78.5 



1913. The Anterior Ambulacrum of Echinocardium cordatum Penn., and 

 the Origin of Compound Plates in Echinoids. Proc. zool. Soc. London 

 1913 p. 169—181, 1 pi., 3 flgg. 

 80691 Loescher, W. 39.5 Echiuocouus (117) 



1911. Zur Seeigelgattung Echinoconus Breynius {Galerites Lamarck). Fest- 

 schr. Ver. Nat. Cassel p. 61—78, 18 figg. (43.15,.16,.53,.56) 



