The Aquatic Invertebrates of Texas

Bivalvia

(Mussels & Clams)

UNIONIDAE

Utterbackia imbecillis

Paper Pondshell

 

 Photogallery: 

 

 

Synonyms:  Anodonta imbecillis Say
                                          (Calnan 1976; Cheatum, Fullington & Pratt 1972; Frierson 1889; Golightly 1982; Horne & McIntosh
                                            1979; Howells DSFB105 1994; Howells 1995; Howells DSFB119 1995; Howells DSFB120 1996;
                                            Howells DSFB125 1996; Howells DSFB144 1997; Howells MDS147 1998; Howells DSFB161 1999;
                                            Howells 2000; Howells et al. 1996; Mather 1989; Mauldin 1972; Murray 1972; Murray & Roy 1968;
                                            Neck HFMIT 1982; Neck 1985; Neck 1985c; Neck FBLT 1986; Neck 1986f; Neck 1987; Neck FBAL
                                           1989a; Neck FBML 1989b; Neck GSA 1990; Neck 1990b; Neck & Metcalf 1988; Parks, Cory et al.
                                           1938; Read 1954; RET Inc. 1974; Riggs & Webb 1956; Shafer et al. 1992; Strecker 1908; Strecker
                                           1931; Sublette 1953; Sublette 1955; Vidrine 1989b; White & White 1977; White & White 1977b)

                   Anodonta imbecillis horda Gould
                                           (Murray & Roy 1968)

 

 

 

Distribution Citations

1899 Frierson

1908 Strecker

1931 Strecker
1938 Parks Cory et al.

1953 Sublette
1954 Read
1955 Sublette
1956 Riggs & Webb

[1968 Murray & Roy]

1972 Cheatum Fullington
         Pratt
1972 Mauldin
1972 Murray
1974 RET Inc.
1976 Calnan
1977 White & White
1977b White & White
1979 Horne & McIntosh

1982 Golightly
1982 Neck HFMIT
1985 Neck
1985c Neck
1986 Neck FBLT
1986f Neck
1987 Neck
1988 Neck & Metcalf
1989 Mather
1989a Neck FBAL
1989b Neck FBML
1989b Vidrine

 

1990 Neck GSA
1990b Neck
1992 Shafer et al.
1993 Vidrine
1994 Howells DSFB105
1995 Howells
1995 Howells DSFB119
1996 Howells DSFB120
1996 Howells DSFB125
1996 Howells et al.
1997 Howells
1997b Howells
1997 Howells DSFB144
1997 Howells FMWRS
1998 Howells FMO
1998 Howells MDS147
1999 Howells DSFB161

2000 Howells
2000 Howells Mather
         Bergman
[2008 NatureServe]

[ ] indicate state record, no specific county or locality indicated

notes:

-most common in silt, silt & sand and sometimes gravel & cobble (Howells et al. 1996)

-prefers soft substrates in shallow water (Read 1954)

-commonly found in ponds and protected coves of reservoirs on soft bottoms (Neck 1986 FBLT)

-hermaphroditic, long-term breeder (Read 1954)

-occurs in Sulphur, Big Cypress, Sabine, Neches, Trinity, San Jacinto & Buffalo Bayou watersheds (Howells 1997)

copyright:   Stephen W. Ziser    
                          2010


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