caa a22 4500 211301892 CHVBK 20200925192726.0 910301s1989 xxu|||||||||| 00 |eng d (RERO)1348489 RERO gevmhn s1zo rero Davis George M. (RERO)A003158108 cre A new species of Heleobops (Prosobranchia, Hydrobiidae, Littoridininae) from Maryland George M. Davis and Mary McKee txt rdacontent n rdamedia nc rdacarrier In : Proceedings of the Academy of natural sciences of Philadelphia. - Philadelphia. - 1989, 141, p. 213-249 Hydrobiidae (Mesogastropoda) Taxonomie (RERO)A027247594 rero Maryland (Etats-Unis) (RERO)A010114448 rero Mackee Mary (RERO)A003545900 Proceedings of the Academy of Natural Sciences of Philadelphia 1989/141/213 (RERO)000422193 423565915 BK010000 XK010000 XK010000 RERO RE61005 RE61005 RE610050012 MOL Davi 1989 MHN MOL T 186 RERO 100 1- Davis George M. (RERO)A003158108 cre RERO 700 1- Mackee Mary (RERO)A003545900 RERO 773 1- Proceedings of the Academy of Natural Sciences of Philadelphia 1989/141/213 (RERO)000422193 423565915