Class Bivalvia

Direct Child Taxa (14)

• Order Adapedonta
• Order Arcida
• Order Cardiida
• Order Carditida
• Order Myida
• Order Myoida
• Order Mytiloida
• Order Ostreoida
• Order Pectinida
• Order Pholadomyoida
• Order Sphaeriida
• Order Unionoida
• Order Venerida
• Order Veneroida

Taxonomic Leaves (82)

1. Dwarf Wedgemussel (Alasmidonta heterodon)
2. Susquehanna Elktoe (Alasmidonta marginata)
3. Triangle Floater (Alasmidonta undulata)
4. Brook Floater (Alasmidonta varicosa)
5. Alewife Floater (Utterbackiana implicata)
6. Carolina Lance (Elliptio angustata)
7. Eastern Elliptio (Elliptio complanata)
8. Northern Lance (Elliptio fisheriana)
9. Atlantic Spike (Elliptio producta)
10. Plain Pocketbook (Lampsilis cardium)
11. Yellow Lampmussel (Lampsilis cariosa)
12. Eastern Lampmussel (Lampsilis radiata)
13. Green Floater (Lasmigona subviridis)
14. Tidewater Mucket (Atlanticoncha ochracea)
15. Eastern Pondmussel (Sagittunio nasutus)
16. Eastern Floater (Pyganodon cataracta)
17. Creeper (Strophitus undulatus)
18. Paper Pondshell (Utterbackia imbecillis)
19. Lake Fingernailclam (Musculium lacustre)
20. Swamp Fingernailclam (Musculium partumeium)
21. Pond Fingernailclam (Musculium securis)
22. Long Fingernailclam (Musculium transversum)
23. Adam Peaclam (Pisidium adamsi)
24. Ubiquitous Peaclam (Pisidium casertanum)
25. Ridged-beak Peaclam (Pisidium compressum)
26. Greater Eastern Peaclam (Pisidium dubium)
27. Round Peaclam (Pisidium equilaterale)
28. River Peaclam (Pisidium fallax)
29. Rusty Peaclam (Pisidium ferrugineum)
30. Lilljeborg Peaclam (Pisidium lilljeborgi)
31. Shiny Peaclam (Pisidium nitidum)
32. Perforated Peaclam (Pisidium punctatum)
33. Triangular Peaclam (Pisidium variable)
34. Walker Peaclam (Pisidium walkeri)
35. River Fingernailclam (Sphaerium fabale)
36. Herrington Fingernailclam (Sphaerium occidnetale)
37. Grooved Fingernailclam (Sphaerium simile)
38. Striated Fingernailclam (Sphaerium striatinum)
39. Asian Clam (Corbicula fluminea)
40. Eastern Oyster (Crassostrea virginica)
41. Hooked Mussel (Ischadium recurvum)
42. Atlantic Ribbed Mussel (Geukensia demissa)
43. Glassy Lyonsia (Lyonsia hyalina)
44. Atlantic Mud-piddock (Barnea truncata)
45. Angelwing (Cyrtopleura costata)
46. Soft-shell Clam (Mya arenaria)
47. Dwarf Surfclam (Mulinia lateralis)
48. Atlantic Jack-knife Clam (Ensis directus)
49. Purplish Tagelus (Tagelus divisus)
50. Stout Tagelus (Tagelus plebeius)
51. Atlantic Macoma (Macoma petalum)
52. Amethyst Gem Clam (Gemma gemma)
53. False Angelwing (Petricolaria pholadiformis)
54. Northern Quahog (Mercenaria mercenaria)
55. Morton's Egg-cockle (Laevicardium mortoni)
56. Eastern Aligena (Aligena elevata)
57. Atlantic Paper Mussel (Amygdalum papyrium)
58. Atlantic Rangia (Rangia cuneata)
59. Mitchell Macoma (Macoma mitchelli)
60. Elongate Macona (Macoma tenta)
61. Dark False Mussel (Mytilopsis leucophaeata)
62. Atlantic Awning Clam (Solemya velum)
63. Green Jackknife Clam (Solen viridis)
64. False Quahog (Pitar morrhuanus)
65. Ponderous Ark (Noetia ponderosa)
66. Thin Cyclinella (Cyclinella tenuis)
67. Atlantic Surfclam (Spisula solidissima)
68. Lampsilis sp.
69. Gould's Shipworm (Bankia gouldi)
70. Zebra Mussel (Dreissena polymorpha)
71. Atlantic Bay Scallop (Argopecten irradians)
72. Blood Ark (Lunarca ovalis)
73. Transverse Ark (Anadara transversa)
74. Atlantic Calico Scallop (Argopecten gibbus)
75. Florida Marshclam (Cyrenoida floridana)
76. Blue Mussel (Mytilus edulis)
77. Yellow Lance (Elliptio lanceolata)
78. Fossor Coquina (Donax fossor)
79. Chestnut Clam (Isocrassina castanea)
80. Channeled Duck Clam (Raeta plicatella)
81. Cross-barred Venus (Chione elevata)
82. Herrington Fingernailclam (Sphaerium occidentale)

Additional taxa

• Common Jingle (Anomia simplex)