A Conch Form
Max. diameter: 48   Diameter: 48   Whorl width: 9.6   Whorl height: 18.9  
Umbilicus: 18.3   Aperture height: 0  
General:
    ts
  Aperturally:
    dl
  Outline of venter:
    r
  Special form of v.:
    no
 
Flanks:
    pl
  Umbilical width:
    wm
  Umbilical edge:
    ro
 
B Growth Lines
Pattern:
    fi
  Direction:
    re
  Overall course:
    vx
  Ventrolat. salient:
    we
 
Course on venter:
    h
 
C Ribs and Nodes
Ribs,Nodes/whorl:
    te
  Form of ribs:
no im  
  Pattern:
     
  Position of ribs:
  fl  
 
Direction:
     
  Course:
     
  Form of nodes:
  sp  
  Position of nodes:
  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: di         If simple:           If div., height of median saddle:    
      Form of ventral lobe: lm         Form of ventral prong: vs  
(2) Ventrolateral saddle:           Outline:    
(3) First lateral lobe:           Outline: dv         Width v. lobe/Width 1st lat. lobe:    
(4) Following saddles: ro   (5) Add. lobes on flanks: as   (6) Number of add. lobes: on  
(7) Form of dorsal lobe: sa   Sutural elements: E1 L U I