000 00826nam a2200229Ia 4500
001 191928
003 BIBL
005 20160527191844.0
008 931129s1994 dcua b f000 0 eng
010 _a 93047246
043 _an------
049 _aEVLG
050 0 0 _aQL1
_b.S54 no. 554
_aQL430.5.H9
082 0 0 _a591 s
_a594/.3
_220
100 1 _aHershler, Robert.
_2Local
_9110442
245 1 2 _aA review of the North American freshwater snail genus Pyrgulopsis (Hydrobiidae)
_cRobert Hershler.
260 _aWashington, D.C.
_bSmithsonian Institution Press
_c1994.
300 _aiii, 115 p.
_bill.
_c28 cm.
490 0 _aSmithsonian contributions to zoology
_v610
_vno. 554
_2Local
_9171554
504 _aIncludes bibliographical references (p. 111-115).
650 0 _aPyrgulopsis
_zNorth America
_xClassification.
_2Local
_9155804
999 _c145436
_d145436