126 BOOK OF SPECIES. 



white confluent spots; base and margin white. 

 1. W. 17. 42. 



C. OLivACEA. Ovate-oblongs greenish, spec- 

 kled with brown ; margin slightly thickened, pal- 

 ish flesh-colour and unspotted, as also is the base ; 

 purple within. 1. W. I7. 39. 



C. HiRUNDO. Oblong, with three undulated 

 irregular livid bands, appearing under a yellowish 

 or cinereous coating, frequently minutely speckled 

 with rust -colour; extremities with two brown 

 spots ; sides whitish, and slightly speckled ; base 

 white; and the teeth elongated. |. W. 17- 35. 



C. UNDATA. Ovate- ventricose, umbilicated ; 

 whitish, with three transverse bands of waved 

 longitudinal chocolate-brown markings ; base and 

 sides white. W. 17- 33. 



C. ZIGZAG. Ovate, whitish cinereous, with 

 thin longitudinal yellow waves ; extremities with 

 numerous brown spots ; base and sides deep saf- 

 fron, with rich brown spots, f. W. 17* 16. 



C. FLAVEOLA. Ovatc, ycUowish, with longi- 

 tudinal flexuous tawny clouds ; margin slightly 

 toothed ; sides whitish, spotted with brown ; be- 

 neath white. |. W. 17. 49. 



C. PORARiA. Ovate, violet fawn-colour, with 

 white spots, mostly circled by brown ; base and 

 sides purplish white, unspotted; spire concealed. 

 f . W. 17. 55. 



