CONTENTS. 



No. X.— April— September, 1827. 



Page 

 Art. XIV. A Description of some new Genera and Species 



ofPetalocerous Coleoptera, By the Rev, Wm, Kirby, 



A.M., F.R.S., F.L.S., 8fc 145 



Art. XV. On several Groups and Forms in Ornithology^ 

 not hitherto defined. By William Swainson^ Esq. 

 F.R.S.,F.L.S.,Sfc 158 



Art. XVI. Contributions to the British Fauna, By 

 George Johnston, M.D., Fellow of the Royal College 

 of Surgeons of Edinburgh 175 



Art. XVll. Some Observations on the Anatomy of the 

 British Birds of Prey. By William Yarrell, Esq, 

 F.L.S. 181 



Art. XVIII. On the Genus Lacuna. By Dr. Turton. 190 



Art. XIX. A Description of several new Species ofChitones, 

 found on the Coast of Chili in 1825 ; with a few remarks 

 on the method of taking and preserving them. By John 

 Frembly, R,N., Corresp. Memb. Zool. Soc 193 



Art. XX. Description de cinq especes de Lepidopteres 

 Nocturnes, des Indes Orientates. Par M. Alex. 

 LEF.EBrRE, Membre de la Societe Linneenne de Paris^ 

 Correspondant de VAcademie de Catane, Sfc 205 



Art. XXI. Notice of a nondescript Species of Grouse, from 

 North America. By Charles Lucian Bonaparte, 

 Prince of Musignano, M. A. ; Fell. Lync. Acad. Rome, 

 For. Memb. Linn. Soc. Lond., Corresp. Memb. Senk. 

 Nat. Hist. Soc. Franc, ^c , 212 



Art. XXII. A Synopsis of the Species of Saurian Reptiles, 

 collected in India by Major-General Hardwicke ; By 

 Major-General Hardwicke, F.R. Sf L.S., and J. E. 

 Gray,F.G,S 213 



