Bivalvia

(Mussels & Clams)

 Photogallery: 

Synonyms:  Cyclas transversa Say
                   Sphaerium partumeium (Say)
                                           (Cambell & Clark 1982; Murray & Roy 1968; Neck 1985c; Neck FBLT 1986; Neck 1987; Neck &
                                            Metcalf 1988; Sala, Gibson & Harrel 1977; Slack & Marcy 1983)

1954 Read

[1968 Murray]

1977 Sala Gibson Harrel

1982 Cambell & Clark
1983 Slack & Marcy
1985c Neck
1986 Neck FBLT
1987 Neck
1988 Neck & Metcalf

notes:

-usually found embedded in small gravel or in sand, very common; tend to accumulate in small coves and under rocks (Read 1954); usually found in sandy or mud substrates of ponds and sluggish streams (Neck FBLT 1986)