LAPLISTA, LARUS. 203 



9 1. LAPLISIA. Spec. 2. 



depilans, (sea-hare,) body pale lead-colour, with- 

 out spots. Two to five inches long. 

 See MS. P. 



3 3 LANGAYA. Spec. 1. 



nazuta, head furnished with large plates ; mouth 

 long, pointed. 

 See MS. P. 



2 2. LANIUS. Spec. 43. 



canadensis, (shrike,) tail wedgeform ; head crest- 

 ed ; body reddish, whitish beneath. 8 inches 

 long. 



evccubitor, (great shrike,) tail wedgeform, white at 

 the sides ; back hoary ; wings black with white 

 spots. 



americanus, (american shrike,) black ; spot on the 

 first quill-feather, cheeks and chin white : 

 breast and belly cinereous. 

 See MS. P. 



2 6. LARUS. Spec. 15. 

 Sec. A. Nostrils without a cere. 



tridactiluS) (tarrock gull,) back whitish ; quill- 

 feathers white ; hind-toe unarmed. 



canus, (common gull,) white ; back hoary ; pri- 

 mary quill-feathers black at the ends, the fourth 

 and fifth with a black spot at the tip, the outer 

 black without. 



marinus, (black-back gull,) white with a black 

 back. 



fuscus) (herring gull) white, with a brown back ; 

 legs yellow. 



