CONTENTS. Vll 



Page 



On the Formation of the Shell in the Snails, by MM. Longe and E. 

 Mer ; Metamorphoses of the Aphis of the Woody Galls of the 

 Black Poplar {Pemphigus bursarius, Linn.), by M. J. Lichten- 

 stein ; Structure of the Eye of Limulus, by A. S. Packard, Jun. ; 

 Fossil Crawfish from the Tertiaries of Wyoming, by A. S. 

 Packard, Jun. ; On the Occurrence of Taehymenis vivax in 

 Cyprus, by Dr. A. Giinther, F.R.S. ; On Dana's Lysiosquilla 

 inornatn, by A. Ernst 430 — 430 



NUMBER XXX. 



XL. Report on Specimens dredged up from the Gulf of Manaar 

 and presented to the Liverpool Free Museum by Capt. W. H. Cawne 

 Warren. By H. J. Carter, F.R.S. &c. (Plates XVIII. & XIX.) 437 



XLI. On a Collection of Crustacea from the Malaysian Region. — 

 Part IV. PetKsidea, Stomatopoda, Isopoda, Suctoria, and Xiphosura. 

 By Edward J. Miers, F.L.S., F.Z.S. (Plate XV.) 457 



XLII. Description of a new Bat from Java, of the Genus Keri- 

 voula. By Oldfield Thomas, F.Z.S. , Assistant in the Zoological 

 Department, British Museum 472 



XLIII. Notes on the Gasteropoda contained in the Gilbertson 

 Collection, British Museum, and figured in Phillips's ' Geology of 

 Yorkshire.' By R. Etheridge, Jun., F.R.Ph.S.Ed 473 



XLIV. New CerambycidcB from Ecuador. By Charles 0. 

 Waterhouse , 485 



XLV. Description of two new Humming-birds from Bolivia. By 

 John Gould, F.R.S 488 



XLVI. New Neotropical Curculionidaa.— Part II. By Francis 

 P. Pascoe, F.L.S. &c 400 



On the Origin and Development of the Ovum in JRncope before 

 Fecundation, by M. C. Merejkowsky ; Observations on the 

 Megapodes, by M. E. Oustalet ; On the Structure of some Coral- 

 liaria, by M. C. Merejkowsky \ 408—502 



Index 504 



