Vlll CONTENTS. 



/Page 

 IjXX. Descriptions of Two new Frntys from Lake Tanganyika, pre- 

 sented to the British Museum by Mr. W. II. Nutt. By G. A. 

 BOULENGEE, F. H.S '. 407 



LXXI. On a new Mongoose from Matabeleland, British South 

 Africa. By W. E. de Winton 4G9 



LXXII. Homology of the Anterior Segments of Ampharetidce 

 (Polychetous sedentary Annelids). By M. Pikrrk Fauvel 470 



LXXIII. On the Habits of Evania Desjardinsii, Blanch. By M. 

 Edmond Bordage , 473 



LXXIV. The " Claims of Priority," and what they are sometimes 

 worth. By F. Jeffrey Bell, M.A 47G 



■ Neio Book : — Artistic and Scientific Taxidermy and Modelling. By 



Montague Browne, F.G.S. &c 477 



The Evolution of Lithocystis Schneideri, a Parasite of Ediinocardiuni 

 cordatum, by M. Louis Leger ; On a Viviparous Ephemera, by 

 M. Causard ; Determination of the Directing Element in the 

 Jaws of Insects, by M. Joannes Chatiu ; On the Hibernation 

 of Clavelina lepadiformis, Miiller, by MM. A. Giard and M. 

 Caullery '. 478—485 



Index 487 



Plate I, 



iJ;h 



PLATES IN VOL. XVIIL 

 ew and rare British Crustacea. 



IV. ( 



y r Parasitic Copepoda of Fish. 



VL^ 



■ [ New American Rotifera. 



IX. Anatomy of some Scorpions. 

 X. New Mollusca. 

 XI. New Scorpions, Spiders, and Millipedes. 

 XII. New Orthoptera, Hymenoptera, and Hemiptera. 

 XIII. I 



■^I^' • \ Anatomy of Arenicola, 

 XV. I 



XVI. New South-African Mollusca. \ 



XVII / ' f "* 



■ > Scolecithrix liibernica. ' ' • 



XVIIL i 

 XIX. New Moths from East Africa, 



\ New Earthworms from Celebes. 

 XXI. 



