TY - CHAP T1 - Species and taxa:systematics and evolution T2 - Speciation and its consequences Y1 - 1989 A1 - Nelson, G. ED - Otte, D. ED - Endler, J. A. SP - 60 EP - 81 KW - CLADISTICS KW - EVOLUTION KW - SPECIATION KW - species KW - SYSTEMATICS JF - Speciation and its consequences PB - Sinauer Associates CY - Sundaland ER - TY - CHAP T1 - Conceptual and other problems in speciation T2 - Speciation and its consequences Y1 - 1989 A1 - Endler, J. A. ED - Otte, D. ED - Endler, J. A. SP - 625 EP - 648 KW - SPECIATION JF - Speciation and its consequences PB - Sinauer Associates CY - Sundaland ER -