4 



CONTENTS. 



PAGE 



Table D. — Showing the Quantities of Fish caught by Line 

 within the Moray Firth (inside a Line between 

 Duncansby Head and Rattray Point), and the 

 Number of Shots of the Boats by which the Fish were 

 caught ....... 80 



Table E. — Total Quantities of Fish caught by Line within 

 the Moray Firth (inside a Line between Duncansby 

 Head and Rattray Point), and the Number of Shots of 

 the Boats by which the Fish were caught . . 87 



n. On the Growth and Maturation of the Ovarian Eggs of 

 Teleostean Fishes. By T. Wemyss Fulton, M.D., 

 F.R.S.E., Scientific Superintendent. (Plate I.) . 88 



IIL The Ovaries and Ovarian Eggs of The Angler or Frog-Fish 

 (Lophius piscatorius)^ and of the John Dory {Zeus faber). 

 By T. Wemyss Fulton, M.D., F.R.S.E., Scientific 

 Superintendent. (Plates IL, IIL) . . .125 



IV. The Physical and Chemical Changes taking place in the Ova of 



Certain Marine Teleosteans during Maturation. By T. 

 H. Milroy, M.D., B.Sc, Assistant to the Professor of 

 Physiology, University of Edinburgh . . .135 



V. On the Distribution of Pelagic Invertebrate Fauna of the Firth 



of Forth and its Vicinity during the Seven Years from 

 1889 to 1895, both inclusive. By Thomas Scott, F.L.S., 

 Mem. Soc. Zool. de France. (Plates IV., V., VI., 



VIL) 153 



Introductory . . . . . . .153 



Invertebrates Captured by the Tow-nets . . .155 



1. The Mollusca . . . . . .155 



2. The Crustacea — {a) Decapoda . . . .156 



(6) Schizopoda , . . .158 



(i.) The Eiiphaiisiidm . . 159 



(ii.) TheMysidce . . .160 



(c) Cumacea . . . .167 



(d) Isopoda . . . .168 



(e) Amphipoda . . .170 

 (/) Cladocera . . . .177 

 (g) Gopepoda . . . .177 



3. The Vermes —/Sttgfi^to, etc. .... 190 



4. The Coelenterata — Gtenophora and Hydromedusce . 194 



5. Larval and Young Crustacea . . . .197 



6. Pelagic Fish Ova . . . . .203 



7. Explanation of the Charts .... 207 



8. List of named Species of Mollusca, Crustacea, etc. . 209 



VI. Notes on some Points in Teleostean Development. By H. Chas. 



Williamson, M.A., B.Sc. (Plates VIII. and IX.) . 211 



