xii LIST OF PLATES. 



a, the Locusta albifrons of Madeira, b, the head. 



Louse of the Madeipa Falcon, a, natural size, b, a claw magnified, c, 

 under view magnified. 



Thomisus, or the green spider of Madeira. 



Theridium, or the brown spider of do. 



Sedgwickia Hemispherica. 



The Boqueirao, or Smaris Royerii. 



The Chixarra, or Seriola picturata. 



The Abrota, or Phycis furcatus. 



The Pequeno Dourado, or Labeo sparoides. 



A fossil branch from Cani^al. 



A fossil trunk from do. 



A fossil Helix from Cani9al. 



a and b, a fossil Delphinula from do. 



a and b, a fossil Helix, do. 



a. The Xyleborus, or worm which destroys the orange-trees of Madeira. 

 b, the same dissected, c, the forceps, and process which supports 

 them, d, the forceps, and fleshy appendices which surround them. 



Amorphocephalus granulatus. 



Seleima aurata. 



Mugil bispinosus. 



Bodianus macula tus. 



Pristipoma humilis. 



Diastodon speciosus. 



Dentex unispinosus. 



Scisena elongata. 



Clupea fimbriata. 



a, Balistes radiata, 6, the teeth. 



Dentex diplodon. 



Labrus Jagonensis. 



Tetraodon leevissimus. 



Lichia tetracantha. 



Pimelodus Gambensis. 



Anomalodon incisus. 



Chromis triacantha. 



Julis squami-marginatus. 



Scieena dux. 



Beak of the Gambia Ibis. 



Head of Lizard. 



Mandingo bolt or lock. 



