Echinoderma. 



(Referent: Prof. Hubert Ludwig in Bonn.) 



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 Arnold, Ralph, Description of a New Brittle Star from the Upper Miocene of the Santa Cruz 



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phiura 1 n.] 

 Baltzer, F., 1. Uber die Entwicklung der Echiniden-Bastarde mit besonderer Beriicksichti- 



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 , 2. Die Chromosomen von Strongylocentrotus lividus und Echinus microtuberculatus . 



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 Bassler, R. S., Some Noteworthy Accessions to the Division of Invertebrate Paleontology 



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T 17, 18. [10] 

 Bather, F. A., 1. Eocidaris, and some species referred to it. in: Ann. Mag. N. H. (8) Vol. 3 



p 4366 3 Figg. T 1. 

 -, 2. Note. ibid, p 88. 

 , 3. Some common Crinoid Names, and the Fixation of Nomenclature, ibid. Vol. 4 



p 3742. [Gregen A. H. Clark.] 

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 , 5. Triassic Echinoderms ofBakony. in: Res. Wiss. Erforsch. Balatonsees Budapest 



1. Bd. 1. Theil Anhang 288 pgg. 63 Figg. 18 Taf. [8] 

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, 2. Die systematische Stellung des Rhabdomolgus Novae- Zealandiae. in: Arch. Z. 



Exper. (5) Tome 1 Notes p 33 43 Fig. [17] 

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Mar. Invest. South Africa Cape Town Vol. 3 1905 p 167175. [16] 



, 2. Idem. Part 4. Crinoidea. ibid. Vol. 4 1908 p 139142 3 Taf. [Antedon 3 n.] 



Benham, "W. B., Echinoderma (Scientific Results of the New Zealand Government Trawling 



Expedition 1907). in: Rec. Canterbury Mus. Wellington Vol. 1 No. 2 34 pgg. T 7 



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Bohn, G., Oscillations verticales des Animaux littoraux. in: C. R. Soc. Biol. Paris Tome 66 

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Zool. Jahresbericht. 1909. Echinoderma. 



