MOHAP - Holt County

Maps

Landmark Map

Landmark locality map for Holt County, Missouri
Map created 8 April 2021.

Interstate Highway	Railroad	US Army Corps of Engineers
US Highway	Department of Conservation	US Fish and Wildlife Service
State Highway	Department of Natural Resources	National Park Service
County Highway	US Forest Service	US Department of Defense

Locator Map

Locator map for Holt County, Missouri
Map created 8 April 2021.

Natural Divisions Locality Map

Natural divisions and sections locality map for Holt County, Missouri
Natural Divisions locality map for Holt County, Missouri
Map created 8 April 2021.

Ecological Drainage Unit Locality Map

Ecological drainage unit locality map for Holt County, Missouri
Ecological Drainage Units locality map for Holt County, Missouri
Map created 8 April 2021.

Major Watersheds Locality Map

Major Watersheds locality map for Holt County, Missouri
Map created 8 April 2021.

Major Rivers Locality Map

Major Rivers locality map for Holt County, Missouri
Map created 8 April 2021.

Level I Ecoregion Locality Map

Level I Ecoregion locality map for Holt County, Missouri
Map created 8 April 2021.

Level II Ecoregion Locality Map

Level II Ecoregion locality map for Holt County, Missouri
Map created 8 April 2021.

Level III Ecoregion Locality Map

Level III Ecoregion locality map for Holt County, Missouri
Map created 8 April 2021.

Level IV Ecoregion Locality Map

Level IV Ecoregion locality map for Holt County, Missouri
Map created 8 April 2021.

Presettlement Prairie Locality Map

Presettlement Prairie locality map for Holt County, Missouri
Map created 8 April 2021.

Historical Vegetation Map

Historical Vegetation map for Holt County, Missouri
Map created 8 April 2021.

	Water		Prairie		Barrens / Scrub
	Forest		Woodland		Open Woodland

Geology Locality Map

Geology locality map for Holt County, Missouri
Map created 8 April 2021.

Alluvium	Sandstone	Dolomite	Limestone
Clay	Sandstone / Limestone	Dolomite / Limestone	Limestone / Sandstone
Igneous	Sandstone / Dolomite	Dolomite / Shale	Limestone / Shale
			Limestone / Sandstone / Shale

Species List

Collection Summary

Holt County has a total of 548 valid, non-duplicated collections representing 42 species and 164 localities. There are a total of 34 collectors and 130 collection dates for the county. This results in a total of 145 expeditions for the county, a measure of unique date / collector(s) combinations. The county's earliest collection year is 1939 and its most recent collection year is 2020. The earliest and latest collection dates (independent of earliest and most recent collection years) are March 1 and October 31, respectively. If you have a new record to report for Holt County, read the New Records section of the FAQ.

Collection Summary by Species

Collection summary for Holt County by species. Some values are unavailable since some records are represented solely by historical literature reports, which sometimes lack complete collecting data. Click on a species or common name to view more information about that species. Click on column headings to sort by that column.
Species	Common Name	Localities	Collections	Collectors	Dates	Expeditions	Earliest Year	Latest Year
Acris blanchardi	Blanchard's Cricket Frog	1	1	2	1	1	2006	2006
Agkistrodon contortrix	Copperhead	4	6	3	3	4	1956	1959
Ambystoma texanum	Small-mouthed Salamander	13	31	3	9	9	1966	1980
Ambystoma tigrinum	Eastern Tiger Salamander	8	24	6	7	7	1942	1993
Anaxyrus americanus	American Toad	1	1	1	1	1	1969	1969
Anaxyrus cognatus	Great Plains Toad	12	19	4	7	7	1965	1976
Anaxyrus woodhousii	Woodhouse's Toad	10	17	4	9	9	1957	1983
Apalone spinifera	Eastern Spiny Softshell	1	1	1	1	1
Aspidoscelis sexlineata	Six-lined Racerunner	2	40	2	2	2	1968	1968
Carphophis vermis	Western Wormsnake	1	1	1	1	1
Chelydra serpentina	Snapping Turtle	9	9	5	8	8	1967	2020
Chrysemys picta	Western Painted Turtle	10	15	7	10	10	1966	2018
Coluber constrictor	North American Racer	14	19	5	16	16	1939	2018
Crotalus horridus	Timber Rattlesnake	9	13	3	9	10	1959	1974
Diadophis punctatus	Ring-necked Snake	4	8	3	4	4	1959	2017
Emydoidea blandingii	Blanding's Turtle	2	2	2	2	2	1984	2000
Gastrophryne olivacea	Western Narrow-mouthed Toad	1	1	1	1	1	1967	1967
Graptemys pseudogeographica	False Map Turtle	2	3	2	2	2	1959	1959
Heterodon nasicus	Plains Hog-nosed Snake	3	5	2	3	3	1942	1969
Heterodon platirhinos	Eastern Hog-nosed Snake	1	1	1	1	1
Hyla chrysoscelis	Cope's Gray Treefrog	1	1	2	1	1	1992	1992
Hyla versicolor	Gray Treefrog	4	6	1	4	4	1969	1976
Lampropeltis calligaster	Prairie Kingsnake	6	6	5	6	6	1959	2019
Lampropeltis triangulum	Eastern Milksnake	1	2	2	1	2	1965	1965
Lithobates blairi	Plains Leopard Frog	10	11	5	10	10	1941	2019
Lithobates catesbeianus	American Bullfrog	5	7	3	5	5	1953	2019
Lithobates pipiens	Northern Leopard Frog	1	3	1	1	1	1970	1970
Nerodia rhombifer	Diamond-backed Watersnake	10	31	8	24	25	1939	2020
Nerodia sipedon	Common Watersnake	3	3	1	2	2	2017	2019
Pantherophis obsoletus	Western Ratsnake	5	6	4	5	5	1953	2019
Pantherophis ramspotti	Western Foxsnake	7	14	5	7	8	1953	1980
Pituophis catenifer	Bullsnake	6	6	3	4	4	1965	1994
Plestiodon fasciatus	Common Five-lined Skink	3	3	3	3	3	1959	1970
Pseudacris maculata	Boreal Chorus Frog	4	11	2	3	4	1970	1976
Regina grahamii	Graham's Crawfish Snake	10	20	6	15	17	1939	2020
Sistrurus tergeminus	Prairie Massasauga	17	90	16	39	43	1939	2019
Spea bombifrons	Plains Spadefoot	5	10	1	4	4	1969	1980
Storeria dekayi	DeKay's Brownsnake	5	5	2	5	5	2006	2018
Thamnophis proximus	Orange-striped Ribbonsnake	5	17	4	16	17	1969	2018
Thamnophis radix	Plains Gartersnake	14	26	7	19	19	1953	2020
Thamnophis sirtalis	Common Gartersnake	12	52	10	28	29	1966	2020
Trachemys scripta	Red-eared Slider	1	1	1	1	1	1967	1967

Potential Species Records

Potential species for Holt County. Species are listed in descending order of their likelihood of occurrence within the county. Click on a species or common name to view more information about that species. Click on column headings to sort by that column.
Likelihood	Species	Common Name	Rationale	Ecoregion / Watershed
4	Lampropeltis holbrooki	Speckled Kingsnake	Same Level IV ecoregion, within 10 miles	Rolling Loess Prairies
4	Lampropeltis holbrooki	Speckled Kingsnake	Same Level IV ecoregion, within 10 miles	Steeply Rolling Loess Prairies
4	Terrapene ornata	Ornate Box Turtle	Same Level IV ecoregion, within 10 miles	Steeply Rolling Loess Prairies
6	Pantherophis emoryi	Great Plains Ratsnake	Same Level IV ecoregion, within 20 miles	Steeply Rolling Loess Prairies
6	Plestiodon obsoletus	Great Plains Skink	Same Level IV ecoregion, within 20 miles	Rolling Loess Prairies
6	Plestiodon obsoletus	Great Plains Skink	Same Level IV ecoregion, within 20 miles	Western Loess Hills
6	Tropidoclonion lineatum	Lined Snake	Same Level IV ecoregion, within 20 miles	Rolling Loess Prairies
8	Nerodia erythrogaster	Plain-bellied Watersnake	Same Level IV ecoregion, within 30 miles	Missouri Alluvial Plain
8	Plestiodon septentrionalis	Prairie Skink	Same Level IV ecoregion, within 30 miles	Rolling Loess Prairies
8	Plestiodon septentrionalis	Prairie Skink	Same Level IV ecoregion, within 30 miles	Missouri Alluvial Plain
10	Ophisaurus attenuatus	Western Slender Glass Lizard	Same Level IV ecoregion, adjacent county	Rolling Loess Prairies

Checklist

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Missouri Herpetological Atlas Project

Holt County, Missouri