LITERATURE 445 



S, LovEN. ]&tudes sur les fichinoidees. K. Sv. Vetensk. Akad. Handl. 

 xi. 1874. 

 On Pourtalesia, a genus of Echinoidea. Ibidem, xix. 1883. 

 H. LuDWiG. Die Echinodermen des Mittelmeeres. Mitt. Zool. Stat. 

 Neapel, i. 1879. 

 Die Seesterne des Mittelmeeres. Fauna u. Flora d. Golfes v. Neapel. 

 Monogr. xxiv. 1897. 



C. F. LtJTKEN. Additamenta ad historiam Ophiuridarum, I. K. Danske 



Vidensk. Selsk. Skrifter (V.), v. 1861. 

 Th. Lyman. Report on the Ophiuroidea of the " Challenger " Exped. 1882. 

 E. W. MacBride. The development of Echinus esculentus, together 

 with some points in the development of E. miliaris and E. acutus. 

 Phil. Trans. (B) 195. 1903. 

 The development of Ophiothrix fragilis. Quart. J. Micr. Sc. 51. 1907. 

 The development of Echinocardium cordatum, i.-ii. Ibidem, 59, 1914 ; 

 63, 1918. 



D. C. M'Intosh. Variation in " Ophiocoma nigra " O. F. Miiller. 



Biometrika, ii. 1903. 

 Meristic Variation in the common Sim-star (Solaster papposus). Proc. 

 R. Phys. Soc. Edinb. xvii. 1907. 

 W. C. M'Intosh. On the Invertebrate Marine Fauna and Fishes of 

 St. Andrews. Ann. Mag. Nat. Hist. (4) xiv. 1874. 

 On. Bipinnaria asterigera M. Sars (larval stage of Luidia). Notes 

 from the Gatty Marine Laboratory. Ann. Mag. Nat. Hist. (7) ii. 

 1898. 



E. Mangold. Leuchtende Schlangensterne und die Flimmerbewegung 



bei Ophiopsila. Arch. f. d. ges. Physiologic. Bd. 118. 1907. 

 tJber das Leuchten und Klettern der Schlangensterne, 1908. Biol. 



Centralblatt, xxviii. 1908. 

 E. v. Marexzeller. Zoologische Ergebnisse. I. Echinodermen. Ber. 



d. Commission f. Erforschung d. ostl. Mittelmeeres, v. Denkschr. 



d. Akad. d. Wiss. Wien. 1893. 

 Contribution a I'etude des Holothuries de I'Atlantique Nord. Res. 



Camp. Scientif. Monaco, xi. 1893. 

 Zoologische Ergebnisse. V. Echinodermen. Ber. d. Commiss. f. Tiefsee- 



forschungen, xvi. Denkschr. Akad. d. Wiss. Wien. 1895. 

 A. T. Masterman. The early development of Cribrella oculata (Forbes). 



Trans. R. Soc. Edinburgh, xl. 1902. 

 A. L. Massy. The Holothurioidea of the coasts of Ireland. Sci. Proc. 



R. Dublin Soc. xvi. 1920. 

 H. Matsumoto. a Monograph of Japanese Ophiuroidea, arranged 



according to a new classification. Joum. Coll. of Sci. Imp. Univ. 



Tokyo, xxxviii. 1917. 

 A. D. Mead. The natural history of the Starfish. Bull. U.S. Fish 



Commission. 1899 (1900). 

 M. Meissner und A. Collin. Beitrage zur Fauna der siidostlichen u. 



ostlichen Nordsee. Wiss. Meeresunters. , Abt. Helgoland, i. 1894. 

 K. MoBius iind O. Butschli. Echinodermata der Nordsee. Jahresber. 



d. Komm. z. L^nters. d. deutschen Meere in Kiel, ii. 1875. 

 W. DE Morgan. The Echinoderms collected by the " Huxley " from the 



north side of the Bay of Biscay in August 1906. J. Mar. Biol. 



Ass. ix. 1913. 



