MUSEUM OF COMPARATIVE ZOOLOGY. 133 



Spengel, J. W. 



Bau u. Entvrickelung von Balanoglossus. Tarjebl. d. Naturf. Vers. Miinchen, 1877. 

 See also transl. of Thomas II. Huxley, A Manual of the Anatomy of 

 Lnvertebrated Animals. 

 Springer, Frank. See (p. 134) Wachsmuth, Chas., and Springer, Frank. 

 Stewart, T. H. 



On the Young State of Opkiocoma rosula, and on the Form and Development 

 of the Spines of this Species. Ann. Mag. Nat. Hint. [2], XVIII. pp 

 301, PL XV. 1856. 

 Studer, Th. 



Ueber Echinodermen aus dem antarktischen Meerc uud zwei neue Seeigel von 

 den Papua Inseln, gesammelt auf der Reise S. M. S. Corvette " Gazelle " 

 nm die Erde. Monatsb. Akad. Wissensch. Berlin, pp. 152-465. 1876. 



(Viviparous Echinodcrms and young stages of GoniocidarU vivipara, p. 455; 

 Abatus cordatus, p. 457; and Ophiomyza vivipara, p. 402.) 



Ueber Geschlcchtsdimorphismus bei Echinodermen. Zool. Anzeig., III. pp. 523- 

 527, 543-546, 10 figs. 1880. 



(Sexual differences [due to growth in part] in Ilemiaster.) 



Uebersicht ueber die wakrend der Reisc S. M. S. Corvette " Gazelle " urn die 

 Erde 1874-76 gesammelten Ecliiuoiden. Monatsb. der K'onigl, Akad. der 

 Wiss. zu Berlin, pp. 861-SS5, PI. I., II. Oct. 28, 1880. 



(Viviparous Echini, passim.) 

 Thomson, C. Wyville. 



On the Embryology of Asteracanthion violaceus (L.). Quart. Journ. Mic. Sci., 

 I. pp. 99-108, PI. VII. 1861. 



On the development of Synapta inherent O. E. Midler sp. Quart. Journ. Mic. 

 Sci., II. pp. 131-146, PI. V., VI. 1862. 



On the Embryology of the Echinodcrmata. Nat. Hist. Review, London, III. 

 pp. 395-415, figs. 1-6. 186S. 



(General review of the subject to date: Part I. Bipinnaria; II. Bradiiolaria; 

 III. Asteracanthion oiolaa us, .1. Mull, ri and E.sangvinolentus; IV. Pteraster mili- 

 toroand A-glaoialis; V. Vermiform Larva.) 



On the Embryology of the Echinodermata. VI. The Embryology of the 

 Ecbinidea. Nat. Hist. Review, pp. 581-611, figs. 7-16. i 



Concluded from Nat. Hist. Rev., III. p. II."). IS64. 

 On the Embryogeny of Antedon rosaceus Linck. {Comatula rosacea Lam.). 



[1863:] r/iilos. Trans. Roy. Soc. London, CLV. pp. 513-5 II, l'l Will - 



XXVII. 1865. 

 Notice of some Peculiarity in the Mode of Propagation of certain Keliino. 



derms of the Southern Sea. 1876. Journ. 1 S Mil. 



pp. 55-79, 1.". cuts. 1876-78. 



(Direct development of Bolothurians, Starfish, Sea-urchins, and Ophinrana, 

 Cladodactyla croceo, Ptohu ephippifer, Cidaru tutrix, OomocHarit emoA 

 ffemiaster sp. Archast* r excavates, ffvtm mutt >■ ,.,.!.;;:.. • iffuftjfoftyi.) 



