A Conch Form
Max. diameter: 9   Diameter: 9.2   Whorl width: 13   Whorl height: 5  
Umbilicus: 7.6   Aperture height: 0  
General:
    ts
  Aperturally:
    pb
  Outline of venter:
    rb
  Special form of v.:
    no
 
Flanks:
     
  Umbilical width:
    we
  Umbilical edge:
    an
 
B Growth Lines
Pattern:
     
  Direction:
     
  Overall course:
     
  Ventrolat. salient:
     
 
Course on venter:
     
 
C Ribs and Nodes
Ribs,Nodes/whorl:
    th
  Form of ribs:
    im
  Pattern:
    fs
  Position of ribs:
    um
 
Direction:
     
  Course:
     
  Form of nodes:
    ts
  Position of nodes:
    um
 
D Constrictions
Constr./whorl:
    cm
  Form:
     
  Pattern:
     
  Position:
     
 
E Grooves
Number:
    no
 
F Spirals
Number:
    he
  Form:
     
  Strength:
     
  Position:
     
 
G Suture
(1) Ventral lobe: di         If simple:           If div., height of median saddle:    
      Form of ventral lobe: mh         Form of ventral prong: ps  
(2) Ventrolateral saddle: sy         Outline: rb  
(3) First lateral lobe:           Outline: dv         Width v. lobe/Width 1st lat. lobe: es  
(4) Following saddles: ro   (5) Add. lobes on flanks: no   (6) Number of add. lobes:    
(7) Form of dorsal lobe:     Sutural elements: Em E1 A L U I