Page 80 - The Freshwater Mussels of Oklahoma

Partial Synonymy:
Lampsilis anodontoides (Lea, 1831), Simpson 1914; Isely 1925; Valentine and
Stansbery 1971
Lampsilis anodontoides anodontoides (Lea, 1831), Murray and Leonard 1962
Lampsilis fallaciosa Smith 1899, Isely 1925
Lampsilis teres (Rafinesque, 1820), Johnson 1980; Branson 1984; Turgeon and
others 1988; Vidrine 1993; Watters 1995; Howells and others 1996
Description:
“Shell large, elongated, with dorsal and ventral lines nearly parallel, rounded in
front, pointed behind, more or less inflated, solid; beaks rather full but not high, their
sculpture consisting of numerous, distinct ridges looped in the middle but open behind;
posterior ridge low and rounded; surface smooth and shining, but often having concentric
growth ridges in front, tawny to pale straw-color, sometimes with a few rays on the
posterior slope, the rest of the shell generally rayless; there is often a large, brown flush
in the umbonal region; ligament large and long; left valve with two subcompressed
pseudocardinals, the hinder somewhat elongated, and two long, nearly straight, delicate
laterals; right valve with two pseudocardinals, the upper faint, and one lateral; beak
cavities not deep; muscle scars rather large, well impressed; nacre white, cream-colored,
salmon-tinted or pink, slightly thicker in front. Both male and female shell end behind in a
point two-thirds of the way up from the base; the female shell has a large rounded
marsupial swelling and slightly incurved at the central base” (Simpson 1914, p 90).
Hosts for Glochidia:
Alligator Gar, Black Crappie, Green Sunfish, Largemouth Bass, Longnose Gar,
Orangespotted Sunfish, Shortnose Gar, Shovelnose Sturgeon, Warmouth, White Crappie
(Watters, 1994).
Comments:
Very common and widespread in the eastern part of the state.

Table 12. Summary of L. teres shell characters.

Mean Maximum Mean
H/L Range H/L Length W/L Range W/L
Location N % % (mm) % % Remarks
Arkansas River System
Verdigris River 12 44.4-57.3 49.9 119 31.9-42.7 39.0
Bird Creek 5 42.6-48.2 46.2 122 30.3-38.6 34.1
Caney River 22 44.2-51.5 49.0 122 25.6-44.2 36.9 5 with rays
Neosho River 10 46.3-53.6 49.9 112 29.7-42.9 36.4
Poteau River 5 44.9-53.1 48.8 113 30.6-46.0 36.9 1 with rays
Red River System
Cache Creek 6 46.7-51.2 49.2 120 37.5-46.1 40.5
Bitter Creek 12 48.8-53.7 50.5 112 31.6-43.2 35.5 1 with rays
Lake Texoma 4 45.6-52.2 49.3 137 33.8-47.4 39.9
Blue River 5 43.0-49.5 46.2 111 33.0-39.6 36.6
Muddy Boggy River 14 46.5-52.6 49.3 116 32.4-42.0 36.8
Kiamichi River 22 44.1-53.2 48.6 105 29.0-40.2 34.7 1 with rays
Little River 29 42.4-52.2 47.3 110 31.1-39.0 35.4 4 with rays
Glover River 4 45.1-48.4 46.5 93 28.2-34.4 31.6 1 with rays

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