1405-3322 1405-3322 S1405-33222005000100065 10.18268/bsgm2005v57n1a4 Mexico 00 00 2005 00 00 2005 57 1 65 82

2003 20 202-22 1997 Puerto Vallarta, México 1998 26 591-4 2001 18 129-48 2002 55 12-29 2002 118 1-14 1980 39-42 1974 1998 40 116-34 2000 53 59-71 2000 108 427-46 1983 20 1040-51 1971 23 1-110 1997 14 244-60 2004 2000 42 131-51 2004 117-40 1984 20 177-211 2004 1980 1-33 1995 1978 172-87 2002 24 1741-52 1955 2000 53 1-26 2000 42-64 1999 27 303-6 2002 2003 20 165-81 2003 2005 3 3 1920 2000 13 325-36 2000 318 281-302 281-302 2002 41 133-50 2004 1975 70 1175-89 2000 1991 1997 18 661-86 1938 49 1661-94 1999 93 125-50 1969 167-202 1992 1990 33-50 1972 12 55-70 1988 27 485-518 2000 53 27-58 2004 136 97-119 1996 1994 Guadalajara, Jal., México 139-42 1996 13 117-22 1999 111 347-63 2004 2002 118 37-56 1980 34-8 1981 20 177-202 1970 2 5-20 1991 1988 1996 13 174-83 1985 4 1-39 1992 6-25 1959 1992 5 237-49 1996 24 921-4 1988 155 139-68 2000 13 389-402 1995 14 1339-50 1975 2 510-3 2004 130 197-226 2002 149-50 1992 97 11983-93 1995 14 1245-62 2001 113 693-703 1989 52 118-26 1994 99 13563-73 1998 1986 1996 38 176-94 2001 40 191-205 2004 St. Catharines, Canada 1985 24 47-81 2003 45 724-52 1999 91 65-78