Collection Summary
Lampropeltis holbrooki (Speckled Kingsnake) has a total of 364 valid, non-duplicated collections representing 88 counties and 304 localities. There are a total of 132 collectors and 275 collection dates for the species. This results in a total of 292 expeditions for the species, a measure of unique date / collector(s) combinations. The earliest collection year for the species in Missouri is 1889 and its most recent collection year is 2025. The earliest and latest collection dates (independent of earliest and most recent collection years) are January 7 and December 26, respectively. If you have a new record to report, read the New Records section of the FAQ.
Collection Summary by County
| County | Localities | Collections | Collectors | Dates | Expeditions | Earliest Year | Latest Year | |
|---|---|---|---|---|---|---|---|---|
 | Adair | 2 | 2 | 2 | 2 | 2 | 1964 | 2010 |
| Barry | 6 | 6 | 6 | 6 | 6 | 1939 | 2015 |
| Barton | 4 | 4 | 7 | 4 | 4 | 1998 | 2022 |
| Bates | 2 | 2 | 3 | 2 | 2 | 1958 | 2020 |
| Benton | 4 | 4 | 5 | 4 | 4 | 1934 | 2012 |
| Bollinger | 6 | 6 | 6 | 6 | 6 | 1949 | 2009 |
| Boone | 15 | 18 | 7 | 15 | 16 | 1964 | 2025 |
| Butler | 7 | 8 | 6 | 7 | 7 | 1939 | 1995 |
| Caldwell | 2 | 2 | 1 | 2 | 2 | 2016 | 2017 |
| Callaway | 8 | 8 | 4 | 8 | 8 | 1976 | 2020 |
| Camden | 5 | 5 | 5 | 5 | 5 | 1934 | 2012 |
| Cape Girardeau | 2 | 3 | 2 | 3 | 3 | 1994 | 1996 |
| Carter | 3 | 3 | 4 | 3 | 3 | 1983 | 1997 |
| Cass | 1 | 1 | 1 | 1 | 1 | 1983 | 1983 |
| Cedar | 3 | 3 | 4 | 3 | 3 | 1990 | 2012 |
| Chariton | 1 | 1 | 1 | 1 | 1 | 1938 | 1938 |
| Christian | 4 | 4 | 5 | 4 | 4 | 1965 | 2013 |
| Clinton | 1 | 1 | 1 | 1 | 1 | 2016 | 2016 |
| Cole | 2 | 2 | 2 | 2 | 2 | 1988 | 2012 |
| Cooper | 1 | 1 | 1 | 1 | 1 | 2013 | 2013 |
| Crawford | 3 | 5 | 7 | 4 | 4 | 1902 | 2009 |
| Dade | 2 | 2 | 2 | 2 | 2 | 1987 | 2007 |
| Dallas | 4 | 4 | 5 | 4 | 4 | 2002 | 2025 |
| Daviess | 2 | 2 | 2 | 2 | 2 | 1990 | 2001 |
| De Kalb | 1 | 1 | 1 | 1 | 1 | 2018 | 2018 |
| Dent | 1 | 4 | 2 | 2 | 2 | 1909 | 1909 |
| Douglas | 1 | 1 | 1 | 1 | 1 | 1993 | 1993 |
| Dunklin | 2 | 2 | 2 | 2 | 2 | 1964 | 1966 |
| Franklin | 1 | 1 | 1 | 1 | 1 | 2006 | 2006 |
| Gasconade | 1 | 1 | 2 | 1 | 1 | 2002 | 2002 |
| Gentry | 5 | 5 | 2 | 5 | 5 | 1976 | 2007 |
| Greene | 22 | 23 | 9 | 22 | 22 | 1958 | 2025 |
| Harrison | 2 | 2 | 3 | 2 | 2 | 1992 | 2004 |
| Henry | 1 | 1 | 1 | 1 | 1 | 2015 | 2015 |
| Hickory | 3 | 3 | 3 | 3 | 3 | 1966 | 2018 |
| Howard | 1 | 1 | 1 | 1 | 1 | ||
| Howell | 2 | 4 | 3 | 3 | 3 | 1906 | 1975 |
| Iron | 5 | 6 | 10 | 5 | 6 | 1933 | 2009 |
| Jackson | 11 | 16 | 3 | 11 | 13 | 1938 | 1984 |
| Jasper | 1 | 1 | 1 | 1 | 1 | 1982 | 1982 |
| Jefferson | 11 | 15 | 7 | 6 | 6 | 1897 | 2020 |
| Johnson | 5 | 5 | 4 | 5 | 5 | 1967 | 1995 |
| Laclede | 5 | 6 | 8 | 6 | 6 | 1939 | 2008 |
| Lafayette | 1 | 1 | 2 | 1 | 1 | 1993 | 1993 |
| Lawrence | 3 | 3 | 3 | 3 | 3 | 2003 | 2015 |
| Lincoln | 3 | 3 | 4 | 3 | 3 | 1979 | 2017 |
| Linn | 1 | 1 | 2 | 1 | 1 | 2004 | 2004 |
| Macon | 1 | 1 | 1 | 1 | 1 | 2004 | 2004 |
| Madison | 4 | 4 | 5 | 4 | 4 | 1941 | 1995 |
| Maries | 2 | 2 | 1 | 2 | 2 | 2000 | 2015 |
| McDonald | 2 | 10 | 2 | 4 | 4 | 1922 | 2002 |
| Miller | 7 | 7 | 9 | 7 | 7 | 1970 | 2006 |
| Moniteau | 1 | 1 | 2 | 1 | 1 | 1992 | 1992 |
| Montgomery | 4 | 5 | 4 | 4 | 4 | 1995 | 2016 |
| Morgan | 1 | 1 | 1 | 1 | 1 | ||
| Newton | 1 | 1 | 2 | 1 | 1 | 2002 | 2002 |
| Nodaway | 4 | 4 | 3 | 4 | 4 | 1967 | 2011 |
| Oregon | 3 | 5 | 4 | 4 | 4 | 1901 | 2005 |
| Osage | 2 | 2 | 2 | 2 | 2 | 1945 | 2005 |
| Ozark | 6 | 7 | 8 | 7 | 7 | 1961 | 2014 |
| Perry | 1 | 1 | 1 | 1 | 1 | 2016 | 2016 |
| Pettis | 3 | 3 | 2 | 3 | 3 | 2013 | 2020 |
| Phelps | 5 | 6 | 7 | 6 | 6 | 1898 | 2016 |
| Polk | 3 | 3 | 4 | 3 | 3 | 2001 | 2019 |
| Pulaski | 3 | 3 | 3 | 3 | 3 | 1959 | 2002 |
| Ray | 2 | 2 | 2 | 2 | 2 | 1951 | 1951 |
| Reynolds | 4 | 4 | 3 | 4 | 4 | 1950 | 2023 |
| Ripley | 3 | 3 | 3 | 3 | 3 | 1970 | 2005 |
| Saint Charles | 6 | 8 | 5 | 7 | 7 | 1906 | 1989 |
| Saint Clair | 6 | 12 | 7 | 8 | 8 | 1938 | 2020 |
| Sainte Genevieve | 1 | 1 | 1 | 1 | 1 | ||
| Saint Francois | 3 | 3 | 5 | 3 | 3 | 1929 | 2022 |
| Saint Louis | 4 | 7 | 4 | 4 | 4 | 1889 | 1932 |
| Saline | 1 | 1 | 2 | 1 | 1 | 1992 | 1992 |
| Shannon | 3 | 3 | 10 | 3 | 3 | 1991 | 2010 |
| Shelby | 1 | 1 | 1 | 1 | 1 | 2020 | 2020 |
| Stoddard | 2 | 3 | 2 | 3 | 3 | 1966 | 1972 |
| Stone | 4 | 6 | 5 | 6 | 6 | 1906 | 2016 |
| Sullivan | 1 | 1 | 1 | 1 | 1 | 2005 | 2005 |
| Taney | 6 | 8 | 7 | 7 | 7 | 1967 | 2020 |
| Texas | 2 | 2 | 3 | 2 | 2 | 2004 | 2006 |
| Vernon | 1 | 1 | 1 | 1 | 1 | 1988 | 1988 |
| Warren | 1 | 1 | 1 | 1 | 1 | 2001 | 2001 |
| Washington | 4 | 9 | 6 | 5 | 6 | 1935 | 2020 |
| Wayne | 6 | 7 | 10 | 5 | 5 | 1976 | 2015 |
| Webster | 2 | 2 | 1 | 2 | 2 | 2001 | 2002 |
| Worth | 1 | 1 | 1 | 1 | 1 | 2001 | 2001 |
| Wright | 4 | 4 | 2 | 3 | 3 | 2002 | 2010 |