A Conch Form
Max. diameter: 70   Diameter: 34.4   Whorl width: 4.1   Whorl height: 11  
Umbilicus: 14.2   Aperture height: 0  
General:
    ts
  Aperturally:
    di
  Outline of venter:
    rn
  Special form of v.:
    no
 
Flanks:
    pl
  Umbilical width:
    wm
  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:
    tw
  Form of ribs:
    im
  Pattern:
    fr
  Position of ribs:
    fl
 
Direction:
    re
  Course:
    li
  Form of nodes:
sp   ts
  Position of nodes:
vl   um
 
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:           If div., height of median saddle:    
      Form of ventral lobe:           Form of ventral prong:    
(2) Ventrolateral saddle:           Outline:    
(3) First lateral lobe: sy         Outline: dl         Width v. lobe/Width 1st lat. lobe:    
(4) Following saddles: ro   (5) Add. lobes on flanks: ac   (6) Number of add. lobes: th  
(7) Form of dorsal lobe: sa   Sutural elements: E A2 A1 L U1 U2 I