A Conch Form
Max. diameter: 100   Diameter: 50   Whorl width: 10   Whorl height: 14  
Umbilicus: 25   Aperture height: 0  
General:
    ts
  Aperturally:
    di
  Outline of venter:
    rb
  Special form of v.:
    no
 
Flanks:
    pl
  Umbilical width:
    wi
  Umbilical edge:
    no
 
B Growth Lines
Pattern:
    fi
  Direction:
    re
  Overall course:
    vx
  Ventrolat. salient:
    we
 
Course on venter:
    hs
 
C Ribs and Nodes
Ribs,Nodes/whorl:
    no
  Form of ribs:
     
  Pattern:
     
  Position of ribs:
     
 
Direction:
     
  Course:
     
  Form of nodes:
     
  Position of nodes:
     
 
D Constrictions
Constr./whorl:
    no
  Form:
     
  Pattern:
     
  Position:
     
 
E Grooves
Number:
    no
 
F Spirals
Number:
    no
  Form:
     
  Strength:
     
  Position:
     
 
G Suture
(1) Ventral lobe: si         If simple: vs         If div., height of median saddle:    
      Form of ventral lobe:           Form of ventral prong:    
(2) Ventrolateral saddle: as         Outline: rb  
(3) First lateral lobe: sy         Outline: dp         Width v. lobe/Width 1st lat. lobe: ne  
(4) Following saddles: ro   (5) Add. lobes on flanks: ac   (6) Number of add. lobes: tw  
(7) Form of dorsal lobe: sa   Sutural elements: E A L U2 U1 I