A Conch Form
Max. diameter: 24   Diameter: 15.8   Whorl width: 5.9   Whorl height: 7.7  
Umbilicus: 2.8   Aperture height: 0  
General:
    ts
  Aperturally:
    dl
  Outline of venter:
rb rb rn
  Special form of v.:
    no
 
Flanks:
    cx
  Umbilical width:
wi wm na
  Umbilical edge:
no ro ro
 
B Growth Lines
Pattern:
    fi
  Direction:
  pr pr
  Overall course:
  vx bi
  Ventrolat. salient:
  lo lo
 
Course on venter:
  hs hd
 
C Ribs and Nodes
Ribs,Nodes/whorl:
    tw
  Form of ribs:
     
  Pattern:
     
  Position of ribs:
     
 
Direction:
     
  Course:
     
  Form of nodes:
  tw tw
  Position of nodes:
  um um
 
D Constrictions
Constr./whorl:
    cm
  Form:
    ms
  Pattern:
    st
  Position:
    en
 
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: as         Outline: rb  
(3) First lateral lobe: as         Outline: dv         Width v. lobe/Width 1st lat. lobe: wi  
(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