O O ]S^ T E ]N T S . 



PAGE. 



List of Additions to the Library v 



Art. I. — Revision of the North American Species of Frulla- 

 NiA, A genus of Hepatic.^. By A. W. Evans. Plates 1-15. 1 



Art. II.— Study of the family Pectinid-^, with a revision of 

 the genera and subgenera. By A. E. Verrill. Plates 16- 

 21 --- ---- 41 



ART. III.— Revision of the Marine Gasteropods referred to 

 Cyclostrema, Adeorbis, Vitrinella and related genera, 

 with descriptions of some new genera and species be- 

 longing TO the Atlantic Fauna op America. By Katherine 

 J. Bush. Plates 33, 23 -- 97 



Art. IV. — Revision of certain genera and species of Star- 

 pishes, with descriptions of new forms. By a. E. Verrill. 

 Plates 24-30 '.- 145 



Art. v.— On the Development of the Pilidium of certain 

 Nemerteans. By W. R. Coe. Plates 81-35 285 



Art. VI. — Maturation, Fertilization and Early Development 

 of the Planarians. By W. G. VanName. Plates 86-41 268 



Art. VII.— North American Ophiueoidea. I. — Revision of cer- 

 tain families and genera of West Indian Opiiiurans. II. — 

 Faunae catalogue op the known species op West Indian 

 Ophiurans. By a. E. Verrill. Plates 43, 43 301 



Art. VIII.— The Hawaiian Hepatic^ of the tribe Jubuloide.*;. 



By A. W. Evans. Plates 44-59 387 



Art. IX.— Notes on some type-specimens of Myxomycetes in 

 THE New York State Museum. By W. C. Sturgis. Plates 

 60, 61 . '. .-- 468 



Art. X.— The Air-breathing Molluscs of the Bermudas. By 

 Henry A. PiLSBRY. Plate 63 491 



Art. XL— Additions to the Ichthyological Fauna of the 

 Bermudas, from the Collections of the Yale Expedition 

 op 1898. By Samuel Garman 510 



Art. XII. —Additions to the Marine Mollusca op the Bermudas. 

 By A. E. Verrill and Katherine J. Bush. Plates 63-65 513 



Art. XIII. -The Nudibranchs and naked Tectibranchs of the 

 Bermudas. By A . E. Verrill. Plate 66 .-. 545 



Art. XIV. - Additions to the Anthozoa and Hydrozoa of the 

 Bermudas. By A. E. Verrill. Plates 67-69 551 



Art. XV.— Additions to the Crustacea and Pycnogonida of 

 the Bermudas. By A. E. Verrill. Plate 70 573 



Art. XVI. —Additions to the Echinoderms of the Bermudas. 

 By A. E. Verrill. Plate 70 588 



Art. XVII.— Additions to the Tunicata and Molluscoidea of 

 THE Bermudas. By A. E. Verrill. Plate 70. 588 



Art. XVIII.—Additions to the Turbellaria, Nemertina and 

 Annelida of the Bermudas, with revisions of some New 

 England genera and species. Bv A. E. Verrill. Plate 70. 595 



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