00826nam a2200229Ia 4500 191928 BIBL 20160527191844.0 931129s1994 dcua b f000 0 eng 93047246 n------ EVLG QL1 .S54 no. 554 QL430.5.H9 591 s 594/.3 20 Hershler, Robert. Local 110442 A review of the North American freshwater snail genus Pyrgulopsis (Hydrobiidae) Robert Hershler. Washington, D.C. Smithsonian Institution Press 1994. iii, 115 p. ill. 28 cm. Smithsonian contributions to zoology 610 no. 554 Local 171554 Includes bibliographical references (p. 111-115). Pyrgulopsis North America Classification. Local 155804 145436 145436 0 0 0 594_300000000000000_H572R 0 evl 158037 10 10 1 2016-05-27 281971 0 594.3 H572r 80000001724270 2016-05-27 00:00:00 c. 2 r:191928 z:NCC:D 6 0 0 0 594_300000000000000_H572R 0 evl 158043 10 10 1 2016-05-27 281970 0 594.3 H572r 80000001724262 2016-05-27 00:00:00 r:191928 z:NCC:D 6