VI 
CONTENTS. 
Evidence in favour of the View that the Coxal Gland of Limulus 
and of other Arachnida is a Modified Nephridium. By G. 
Glflland, M.A., B.Sc. (With Plate XXXVI) . 
Notes on the Embryology of Limulus. By J. S. Kingsley, D.Sc., 
Malden, Mass. U.S.A. (With Plates XXXVII, XXXVIII, and 
XXXIX) 
The Anatomy of the Madreporaria. By G. Herbert Fowler, 
B.A., Keeble College, Berkeley Fellow of the Owens College, 
Manchester. (With Plates XL, XLI, and XLII) 
SUPPLEMENT, 1885. 
MEMOIRS : 
The Circulatory and Nephridial Apparatus of the Nemertea. By 
A. C. Oudemans, Conservator at the Zoological Museum of 
the University of Utrecht. (With Plates I, II, and III) 
The Later Stages in the Development ofBalanoglossus Kowa- 
levskii, with a Suggestion as to the Affinities of the Ente- 
ropneusta. By W. Bateson, B.A., Scholar of St. John’s College, 
Cambridge. (With Plates IV, V, VI, VII, VIII, and IX) 
Some Notes on the Early Development of the Rana temporaria. 
By W. Baldwin Spencer, B.A., Scholar of Exeter College, 
Oxford. (With Plate X) .... 
Notes on Echinoderm Morphology, No. IX. On the Vascular 
System of the Urchins. By P. Herbert Carpentek, D.Sc., 
Assistant Master at Eton College .... 
PAGE 
511 
521 
577 
1 
81 
123 
139 
