A Conch Form
Max. diameter: 200   Diameter: 0   Whorl width: 0   Whorl height: 0  
Umbilicus: 0   Aperture height: 0  
General:
    ts
  Aperturally:
dl di di
  Outline of venter:
rb rn ox
  Special form of v.:
    no
 
Flanks:
    cx
  Umbilical width:
wm na na
  Umbilical edge:
    no
 
B Growth Lines
Pattern:
    fi
  Direction:
    pr
  Overall course:
    bi
  Ventrolat. salient:
    lo
 
Course on venter:
    hd
 
C Ribs and Nodes
Ribs,Nodes/whorl:
    no
  Form of ribs:
im im  
  Pattern:
cr cr  
  Position of ribs:
fl fl  
 
Direction:
pr pr  
  Course:
cv cv  
  Form of nodes:
     
  Position of nodes:
     
 
D Constrictions
Constr./whorl:
    no
  Form:
     
  Pattern:
     
  Position:
     
 
E Grooves
Number:
    ol
 
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: mh         Form of ventral prong: ys  
(2) Ventrolateral saddle: as         Outline: ro  
(3) First lateral lobe: as         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: sa   Sutural elements: Em E1 A L U I