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Maryland Checklist - Category: Freshwater Bivalves - all-time (Total: 42)   

	Photos	Common Name	Genus	Species	Records	Category	Family	Order	Class	Kingdom
1		Swamp Fingernailclam	Musculium	partumeium	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
2		Triangle Floater	Alasmidonta	undulata	30	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
3		River Fingernailclam	Sphaerium	fabale	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
4		Long Fingernailclam	Musculium	transversum	1	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
5		Grooved Fingernailclam	Sphaerium	simile	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
6		Alewife Floater	Utterbackiana	implicata	3	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
7		Ubiquitous Peaclam	Pisidium	casertanum	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
8		Asian Clam	Corbicula	fluminea	185	Freshwater Bivalves	Corbinculidae	Veneroida	Bivalvia	Animalia
9		Eastern Elliptio	Elliptio	complanata	38	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
10		Greater Eastern Peaclam	Pisidium	dubium	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
11		No Common Name	Lampsilis	sp.	1	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
12		Atlantic Spike	Elliptio	producta	24	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
13		River Peaclam	Pisidium	fallax	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
14		Yellow Lampmussel	Lampsilis	cariosa	12	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
15		Lilljeborg Peaclam	Pisidium	lilljeborgi	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
16		Green Floater	Lasmigona	subviridis	19	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
17		Perforated Peaclam	Pisidium	punctatum	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
18		Eastern Pondmussel	Sagittunio	nasutus	5	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
19		Susquehanna Elktoe	Alasmidonta	marginata	0	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
20		Walker Peaclam	Pisidium	walkeri	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
21		Creeper	Strophitus	undulatus	16	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
22		Herrington Fingernailclam	Sphaerium	occidnetale	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
23		Brook Floater	Alasmidonta	varicosa	35	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
24		Lake Fingernailclam	Musculium	lacustre	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
25		Striated Fingernailclam	Sphaerium	striatinum	1	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
26		Carolina Lance	Elliptio	angustata	0	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
27		Pond Fingernailclam	Musculium	securis	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
28		Atlantic Rangia	Rangia	cuneata	105	Freshwater Bivalves	Mactridae	Veneroida	Bivalvia	Animalia
29		Northern Lance	Elliptio	fisheriana	5	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
30		Adam Peaclam	Pisidium	adamsi	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
31		Yellow Lance	Elliptio	lanceolata	5	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
32		Plain Pocketbook	Lampsilis	cardium	5	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
33		Ridged-beak Peaclam	Pisidium	compressum	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
34		Eastern Lampmussel	Lampsilis	radiata	24	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
35		Round Peaclam	Pisidium	equilaterale	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
36		Tidewater Mucket	Atlanticoncha	ochracea	17	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
37		Rusty Peaclam	Pisidium	ferrugineum	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
38		Eastern Floater	Pyganodon	cataracta	18	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
39		Shiny Peaclam	Pisidium	nitidum	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia
40		Paper Pondshell	Utterbackia	imbecillis	3	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
41		Dwarf Wedgemussel	Alasmidonta	heterodon	17	Freshwater Bivalves	Unionidae	Unionoida	Bivalvia	Animalia
42		Triangular Peaclam	Pisidium	variable	0	Freshwater Bivalves	Pisidiidae	Veneroida	Bivalvia	Animalia