Pattern types of a cowrie

Plain Banding   gl-band1  gl-band    
Plain Banding  e.g
Cypraea Asellus
Oval-elongate, base and margins 
white, dorsum with three black 
distinct bands. 
   
Interrupted Banding   gl-in-band2   gl-in-band  gl-in-band1  
Interrupted Banding e.g
Piperita Bicolour 
e.g
Cyp Interrupta 
 
  Middorsal Blotch gl-blotch1   gl-blotch    
 Middorsal Blotch  e.g
Cyp. Subviridis Dorsalis
   
Lacunae + Netting    gl-lacunae  gl-netting    

Lacunae

Having a netting of circles
which are of a paler colour.

e.g
Cribraria

 

 

Netting 

e.g

Arabica Grayana
Humped oval , netting is regular
forming round lacunae.

 

 
   
Ocellated Spots  gl-ocell1   gl-ocell gl-ocell2   
Ocellated Spots 

Spots framed with contrasting colour, 
resembling small eyes

e.g
Macandrewi 

   
Zig - Zag
Bands
gl-zigzag1

gl-zigzag

   
Zig - Zag
Bands
e.g
Cp. Diluculum
Pyriform, base and margins
white. Dorsum has characteristic 
black and white zigzag pattern.
   
Freckling   gl-freck1  gl-freck    
Freckling
Refering to dense, irregular spotting. 

e.g 
Cyp. Errones

Pyriform to elongate, dorsum green or blue usually with brown freckling and often blotched.

 
   
Mottling  gl-molt1  gl-molt     
Mottling

e.g
Venusta Episema

Spire mostly hidden. Confluent 
dark mottling on dorsum
base cream, margins tinted with blue.

   
Zonation gl-zon1 gl-zon    
Zonation e.g
Cyp. Ursellus
   
Rings - Streaking - Spotting gl-s-r-st1a  gl-s-r-st1  gl-s-r-st3  gl-s-r-st
Regular Spotting Regular Spotting
e.g
Cyp. Vitellus
Treaking
e.g
Cyp.. Isabella
Rings
e.g
Cyp. Argus Contrastriata