Butterflies and mothsIn Highland County, Ohio

Large Maple Spanworm Moth

Prochoerodes lineola (Goeze, 1781)

Large Maple Spanworm Moth in all of Ohio

Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Geometridae
Genus: Prochoerodes

Near Highland County

Range

Where it is recorded

Season shown in 2 of Ohio's 88 counties. Explore Ohio

No result yet (16)
Recorded, too few records for a result (59)
Recorded, season not shown (11)
Season shown (2)

Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files, 1:500,000. Show as a table

Counties as a table

Large Maple Spanworm Moth by Ohio county: records and mapped range
County	Records
Adams County	Recorded, too few records for a result
Allen County	Recorded, too few records for a result
Ashland County	Recorded, too few records for a result
Ashtabula County	Recorded, too few records for a result
Athens County	Recorded, too few records for a result
Auglaize County	No qualifying records yet
Belmont County	Recorded, too few records for a result
Brown County	No qualifying records yet
Butler County	Recorded, too few records for a result
Carroll County	Recorded, too few records for a result
Champaign County	Recorded, too few records for a result
Clark County	Recorded, too few records for a result
Clermont County	Recorded, too few records for a result
Clinton County	No qualifying records yet
Columbiana County	Recorded, too few records for a result
Coshocton County	Recorded, too few records for a result
Crawford County	Recorded, too few records for a result
Cuyahoga County	34 · Recorded, season not shown
Darke County	Recorded, too few records for a result
Defiance County	No qualifying records yet
Delaware County	21 · Recorded, season not shown
Erie County	Recorded, too few records for a result
Fairfield County	Recorded, too few records for a result
Fayette County	Recorded, too few records for a result
Franklin County	39 · Season shown
Fulton County	Recorded, too few records for a result
Gallia County	Recorded, too few records for a result
Geauga County	29 · Recorded, season not shown
Greene County	23 · Recorded, season not shown
Guernsey County	Recorded, too few records for a result
Hamilton County	42 · Recorded, season not shown
Hancock County	Recorded, too few records for a result
Hardin County	No qualifying records yet
Harrison County	Recorded, too few records for a result
Henry County	No qualifying records yet
Highland County	23 · Recorded, season not shown
Hocking County	22 · Recorded, season not shown
Holmes County	Recorded, too few records for a result
Huron County	Recorded, too few records for a result
Jackson County	No qualifying records yet
Jefferson County	Recorded, too few records for a result
Knox County	Recorded, too few records for a result
Lake County	Recorded, too few records for a result
Lawrence County	No qualifying records yet
Licking County	Recorded, too few records for a result
Logan County	No qualifying records yet
Lorain County	Recorded, too few records for a result
Lucas County	26 · Recorded, season not shown
Madison County	Recorded, too few records for a result
Mahoning County	Recorded, too few records for a result
Marion County	No qualifying records yet
Medina County	45 · Recorded, season not shown
Meigs County	No qualifying records yet
Mercer County	No qualifying records yet
Miami County	Recorded, too few records for a result
Monroe County	Recorded, too few records for a result
Montgomery County	Recorded, too few records for a result
Morgan County	Recorded, too few records for a result
Morrow County	Recorded, too few records for a result
Muskingum County	Recorded, too few records for a result
Noble County	Recorded, too few records for a result
Ottawa County	Recorded, too few records for a result
Paulding County	No qualifying records yet
Perry County	No qualifying records yet
Pickaway County	Recorded, too few records for a result
Pike County	Recorded, too few records for a result
Portage County	53 · Season shown
Preble County	Recorded, too few records for a result
Putnam County	No qualifying records yet
Richland County	Recorded, too few records for a result
Ross County	Recorded, too few records for a result
Sandusky County	Recorded, too few records for a result
Scioto County	Recorded, too few records for a result
Seneca County	Recorded, too few records for a result
Shelby County	Recorded, too few records for a result
Stark County	45 · Recorded, season not shown
Summit County	56 · Recorded, season not shown
Trumbull County	Recorded, too few records for a result
Tuscarawas County	Recorded, too few records for a result
Union County	Recorded, too few records for a result
Van Wert County	No qualifying records yet
Vinton County	Recorded, too few records for a result
Warren County	Recorded, too few records for a result
Washington County	Recorded, too few records for a result
Wayne County	Recorded, too few records for a result
Williams County	Recorded, too few records for a result
Wood County	Recorded, too few records for a result
Wyandot County	Recorded, too few records for a result

No mapped range from the range source used, the USGS Gap Analysis Project, which maps land vertebrates only.

Season

When it is recorded

In Highland County

Not enough evidence

The weeks are still too uncertain to show a season. Based on 23 records in 6 of the 10 years from 2016 to 2025, above the minimum of 20 records from 5 different years.

Show over the bars

Recording in Highland County · records of all species each week, 10,373 in all

Records per week from 23 records in 6 of the 10 years from 2016 to 2025. Shows when people recorded it, not a season or how common it is.

Show as a table

Records of Large Maple Spanworm Moth in Highland County each week, and records of all species
Week	Records of Large Maple Spanworm Moth	Years recorded	Records of all species
Jan 4–10	0	0	11
Jan 11–17	0	0	2
Jan 18–24	0	0	8
Jan 25–31	0	0	1
Feb 1–7	0	0	30
Feb 8–14	0	0	3
Feb 15–21	0	0	4
Feb 22–28	0	0	33
Mar 1–7	0	0	24
Mar 8–14	0	0	8
Mar 15–21	0	0	7
Mar 22–28	0	0	38
Mar 29 – Apr 4	0	0	67
Apr 5–11	0	0	137
Apr 12–18	0	0	597
Apr 19–25	0	0	491
Apr 26 – May 2	0	0	275
May 3–9	0	0	116
May 10–16	0	0	118
May 17–23	0	0	215
May 24–30	0	0	86
May 31 – Jun 6	0	0	76
Jun 7–13	0	0	50
Jun 14–20	0	0	104
Jun 21–27	0	0	83
Jun 28 – Jul 4	1	1	201
Jul 5–11	0	0	68
Jul 12–18	5	1	1,237
Jul 19–25	3	3	4,078
Jul 26 – Aug 1	0	0	278
Aug 2–8	0	0	58
Aug 9–15	0	0	66
Aug 16–22	0	0	54
Aug 23–29	1	1	151
Aug 30 – Sep 5	0	0	204
Sep 6–12	11	6	716
Sep 13–19	0	0	100
Sep 20–26	0	0	52
Sep 27 – Oct 3	0	0	48
Oct 4–10	0	0	40
Oct 11–17	2	1	215
Oct 18–24	0	0	35
Oct 25–31	0	0	18
Nov 1–7	0	0	11
Nov 8–14	0	0	44
Nov 15–21	0	0	16
Nov 22–28	0	0	2
Nov 29 – Dec 5	0	0	19
Dec 6–12	0	0	3
Dec 13–19	0	0	43
Dec 20–26	0	0	13
Dec 27 – Jan 2	0	0	19

Reported as an adult

No adult season shown here. The weeks are still too uncertain to show a season.

Reported as a caterpillar

No records here are marked as caterpillars yet, so there is no caterpillar season to show. One needs at least 20 records from 5 different years.

In Ohio

Mid-June to mid-July, middle week late June, and again mid-August to early October, middle week early September

Recorded in two separate seasons, each shown with its own early, middle and late weeks.

This week · Nov 8–14

Show over the bars

Recording in Ohio · records of all species each week, 1,691,199 in all

Records per week from 1,079 records in 10 of the 10 years from 2016 to 2025. Shows when people recorded it, not a season or how common it is.

Show as a table

Records of Large Maple Spanworm Moth in Ohio each week, and records of all species
Week	Records of Large Maple Spanworm Moth	Years recorded	Records of all species
Jan 4–10	0	0	6,211
Jan 11–17	0	0	5,146
Jan 18–24	0	0	4,645
Jan 25–31	0	0	4,698
Feb 1–7	0	0	6,023
Feb 8–14	0	0	5,888
Feb 15–21	0	0	5,436
Feb 22–28	0	0	6,846
Mar 1–7	0	0	8,321
Mar 8–14	0	0	10,384
Mar 15–21	0	0	12,620
Mar 22–28	0	0	13,949
Mar 29 – Apr 4	0	0	19,661
Apr 5–11	0	0	26,860
Apr 12–18	0	0	39,925
Apr 19–25	0	0	41,623
Apr 26 – May 2	0	0	56,391
May 3–9	0	0	52,952
May 10–16	1	1	53,785
May 17–23	0	0	57,698
May 24–30	0	0	54,651
May 31 – Jun 6	1	1	53,099
Jun 7–13	9	3	53,700
Jun 14–20	26	6	56,625
Jun 21–27	65	9	55,361
Jun 28 – Jul 4	81	8	58,477
Jul 5–11	67	8	61,336
Jul 12–18	48	8	64,722
Jul 19–25	22	7	69,753
Jul 26 – Aug 1	6	2	59,416
Aug 2–8	6	4	59,712
Aug 9–15	16	5	55,994
Aug 16–22	48	8	54,328
Aug 23–29	94	10	51,772
Aug 30 – Sep 5	123	9	57,167
Sep 6–12	176	10	59,075
Sep 13–19	135	9	54,543
Sep 20–26	82	8	45,860
Sep 27 – Oct 3	35	7	43,180
Oct 4–10	21	5	37,841
Oct 11–17	5	3	30,824
Oct 18–24	5	2	21,156
Oct 25–31	5	3	19,021
Nov 1–7	0	0	14,172
Nov 8–14	1	1	12,621
Nov 15–21	0	0	7,965
Nov 22–28	0	0	8,136
Nov 29 – Dec 5	1	1	6,083
Dec 6–12	0	0	6,004
Dec 13–19	0	0	5,423
Dec 20–26	0	0	5,661
Dec 27 – Jan 2	0	0	8,459

Reported as an adult

Usually reported as an adult mid-June to mid-July, middle week late June, and again mid-August to early October, middle week early September.

Reported as a caterpillar

Only 8 records here are marked as caterpillars, too few to show a caterpillar season. One needs at least 20 records from 5 different years.

What these results show

These results show when people recorded a species, not when or where it occurs. Missing weeks and low counts do not mean absence or scarcity, and counts are not abundance. Contributed records reflect where, when and what people chose to observe.

Identification

How to identify it

Look-alikes

When

Time of day

Land cover

Often confused with

Curved-toothed Geometer Moth Eutrapela clematariaOften confused in Ohio: 13 identifications in Ohio named one where the other was meant
Juniper Geometer Moth Patalene olyzonaria110 identifications worldwide named one where the other was meant
Dotted Gray Glena cribrataria33 identifications worldwide named one where the other was meant
Cross-lined Wave Timandra amaturaria29 identifications worldwide named one where the other was meant
Confused Eusarca Moth Eusarca confusaria25 identifications worldwide named one where the other was meant

From iNaturalist’s similar-species counts, refreshed monthly: confusions in Ohio first, then worldwide. Only species with an Ohio result are listed.

Months not reported

Jan: no record
Feb: no record
Mar: no record
Apr: no record
May: recorded
Jun: recorded
Jul: recorded
Aug: recorded
Sep: recorded
Oct: recorded
Nov: recorded
Dec: no record

Not reported in Ohio in December to April, 2016 to 2025.

Time of day it is recorded

midnight6 amnoon6 pm

From 1,070 Ohio records with a time. Most records are made when people are outside, so night and early-morning species are under-recorded.

Land cover where it is recorded

Land cover	Its recordsAll Ohio records
Developed	66%49%
Forest	23%31%
Farmland	10%11%
Wetland	1%5%
Barren	0.3%0.6%
Grassland and shrub	0.2%0.9%

From 614 records placed within 100 m, beside all Ohio records placed the same way. People record where they go, so this shows where records come from, not where the species lives. Land cover: USGS Annual NLCD, 2025 (opens in a new tab)

Sources

Where these results come from

Records from iNaturalist research-grade observations and expert-identified GBIF datasets, CC0, CC BY and CC BY-NC. Sources
Seasons use the published method and its evidence thresholds. Methods
See it on iNaturalist (opens in a new tab)OpenPhenology is independent and not affiliated with iNaturalist.

Records behind the Ohio result

1,079 records from 2 datasets.

iNaturalist Research-grade Observations (opens in a new tab) · iNaturalist.org · 1,073 recordsiNaturalist contributors, iNaturalist (2026). iNaturalist Research-grade Observations. iNaturalist.org. Occurrence dataset https://doi.org/10.15468/ab3s5x accessed via GBIF.org on 2026-11-13.
iNaturalist observations (opens in a new tab) · iNaturalist.org · 6 recordsiNaturalist. Available from https://www.inaturalist.org. Accessed 2026-11-13

To cite: the GBIF download doi:10.15468/dl.y2jkt8 (opens in a new tab).

A spreadsheet (CSV) with a link to each record, on iNaturalist or GBIF. Records whose location was hidden by the observer or the source are counted but not linked.