BULLETIN AND MEMOIRS 

 OF 



The American Museum of Natural History 

 Frank E. Lutz, Editor 



The following are the more recent papers on Lower Inverte- 

 brates. Orders should be addressed, Library, The American Museum 

 of Natural History, 77th St. and Central Park West, New York City. 



Notice of Two Very Large Lobsters in the Collection of The American Mu- 

 seum of Natural History. By R. P. Whitfield, 1899, Bulletin, XII, 

 Art. 15, pp. 191-194, PI. ix. 20c. 



Notice of a New Sponge from Bermuda and of Some Other Forms from the 

 Bahamas. By R> P. Whitfield, 1901, Bulletin, XIV, Art. 4, pp. 47-50, 

 Pis. i-v. 40c. 



Notice of a Remarkable Case of Combination Between Two Different 

 Genera of Living Corals. By R. P. Whitfield, 1901, Bulletin, XIV, 

 Art. 17, pp. 221, 222, Pis. xxxi, xxxii. 20c. 



Some Observations of Corals from the Bahamas, with Description of a- 

 New Species. By R. P. Whitfield, 1901, Bulletin, XIV, Art 18, pp. 

 223, 224, Pis. xxxin, xxxiv. 20c. 



Catalogue of the Binney and Bland Collection of the Terrestrial Air- 

 breathing Molluscs of the United States and the Territories in The 

 American Museum of Natural History, with Enumerations of Types 

 and Figured Specimens, and Supplementary Notes. By L. P. 

 Gratacap, 1901, Bulletin, XIV, Art, 23, pp. 335-403, Pis. xli-xlvi. $1.25 



Boring Algae as Agents in the Disintegration of Corals. By J. E. Duerden, 



1902, Bulletin, XVI, Art. 25, pp. 323-332, PI. xxxii. 15c. 



West Indian Sponge-Incrusting Actinians. By J. E. Duerden, 1903, 



Bulletin, XIX, Art. 18, pp. 495-503, Pis. xliv-xlvii. 25c. 



Myriopoda from Porto Rico and Culebra. By Filippo Silvestri, 1908, 



Bulletin, XXIV, Art. 28, pp. 563-578, 11 text figures. 15c. 



Haplosyllis cephalata as an Ectoparasite. By Aaron L. Treadwell, 1909, 



Bulletin, XXVI, Art, 26, pp. 359-360, 2 text figures. 10c. 



Polychsetous Annelids from the Dry Tortugas, Florida. By Aaron L. 



Treadwell, 1911, Bulletin, XXX, Art. 1, pp. 1-12, 29 text figures. 15c. 



Echinoderms from Lower California with Descriptions of New Species. 

 By Hubert Lyman Clark, 1913, Bulletin, XXXII, Art. 8, pp. 185- 

 236, Pis. xliv-xlvi. 35c. 



A New Slug from the Himalaya Mountains. By T. D. A. Cockerell, 1913, 



Bulletin, XXXII, Art. 41, pp. 617-619, 7 text figures. 10c. 



A New Species of Trematode (Cladorchis gigas) Parasitic in Elephants. 

 By G. A. MacCallum, 1917, Bulletin, XXXVII, Art. 36, pp. 865-871, 

 Pis. cviii-cx, 1 text figure. 25c. 



On the Anatomy of Ozobranchus branchiatus (Menzies). By W. G. Mac- 

 Callum and G. A. MacCallum, 1918, Bulletin, XXXVIII, Art. 12, pp. 

 395-408, Pis. xxxiii-xxxvni. 60c. 



