428 MOLLUSCA SUB-KINGDOM VI 






2] | 
; | L 
Families. s = 5 8 ) 2 + 
Le BS 2 = = = s 2 Pa 
=) Oo ae = = =) <3) 7, a 
Order 3. Teleodesmacea 
A. PANTODONTA 
1. Allodesmidae . eres 
Bb. DioGENODONTA 
Superfamily 1. Cypricardiacea 
2. Pleurophoridae — — — — — 
3. Curtonotidae . a 
4. Astartidae . E | | || | 
5. Crassatellitidae | < (2 iil) ee 
Superfamily 2. Cyrenacea | | | | 
6. Cyrenidae : : | |= Sia al 
7. Sphaeriidae . ; | | | J 
Superfamily 3. Carditacew | lan 
8. Carditidae  . : | ee ee ee 
Superfamily 4. Chuwimacea | | | | 
9. Chamidae aid 
10. Diceratidae | | ape 
11. Monopleuridae : | = 
12. Caprinidae  . : | | 1 | 
Superfamily 5. Ludistacea | 
13. Radiolitidae . ese ee slept 
14. Hippuritidae . : | | ore 
Superfamily 6. Lucinacea | 
15. Tanerediidae . ; | he A 
16. Unicardiidae . : Miereee Be BT TD | 
17. Lucinidae ; : D } Ie ps eth | a 
18. Corbidae . ee ee, Re pee | 
19. Diplodontidae 4 | | | Ae ee 
20. Cyrenellidae . 5 | | I 
21. Cryptodontidae ae Pee 
Superfamily 7. Leptonacea | 
22. Leptonidae | | a 
23. Galeommidae . , | |e ee 
24. Chlamydoconchidae 
25. Kelliellidae .  . = jc a 
C. CYCLODONTA | | 
Superfamily 8. (wrdiaceu | 
26. Cardiidae : 5 || ea ee | | | 
27. Adacnidae | | — 
Superfamily 9. 7’ridacnacea | | 
28. Tridacnidae . ; | | | || | 




