The flower weevil <em>Madarellus undulatus</em> in Montgomery Co., Maryland (5/20/2016). (Photo ID: 48085 - Psn: 10)

The flower weevil Madarellus undulatus in Montgomery Co., Maryland (5/20/2016).

View Record Details Photo by Steve Scholnick MBP List

<em>Madarellus undulatus</em> in Montgomery Co., Maryland (5/20/2016). (Photo ID: 48086 - Psn: 11)

Madarellus undulatus in Montgomery Co., Maryland (5/20/2016).

View Record Details Photo by Steve Scholnick MBP List

A <em>Madarellus undulatus</em> in Cecil Co., Maryland (6/1/2016). Determined by Blaine Mathison/BugGuide. (Photo ID: 49001 - Psn: 20)

A Madarellus undulatus in Cecil Co., Maryland (6/1/2016). Determined by Blaine Mathison/BugGuide.

View Record Details Photo by Shannon Schade MBP List

A <em>Madarellus undulatus</em> in Washington Co., Maryland (9/25/2016). Determined by Blaine Mathison. (Photo ID: 55179 - Psn: 30)

A Madarellus undulatus in Washington Co., Maryland (9/25/2016). Determined by Blaine Mathison.

View Record Details Photo by Mark Etheridge MBP List

<em>Madarellus undulatus</em> in Prince George's Co., Maryland (9/26/2020). (c) Katja Schulz, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 283049 - Psn: 35)

Madarellus undulatus in Prince George's Co., Maryland (9/26/2020). (c) Katja Schulz, some rights reserved (CC BY).

View Record Details Photo by Katja Schulz via iNaturalist MBP List

A <em>Madarellus undulatus</em> in Montgomery Co., Maryland (10/10/2020). (Photo ID: 312415 - Psn: 35)

A Madarellus undulatus in Montgomery Co., Maryland (10/10/2020).

View Record Details Photo by Jim Moore MBP List

Madarellus undulatus in Prince George's Co., Maryland (9/26/2020). (c) Katja Schulz, some rights reserved (CC BY).

View Record Details Photo by Katja Schulz via iNaturalist MBP List

A <em>Madarellus undulatus</em> collected in Prince George's Co., Maryland (4/21/2015). (Photo ID: 25418 - Psn: 40)

A Madarellus undulatus collected in Prince George's Co., Maryland (4/21/2015).

View Record Details Photo by Jim Young MBP List

<em>Madarellus undulatus</em> in Montgomery Co., Maryland (10/1/2020). (c) Even Dankowicz, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 423237 - Psn: 42)

Madarellus undulatus in Montgomery Co., Maryland (10/1/2020). (c) Even Dankowicz, some rights reserved (CC BY).

View Record Details Photo by Even Dankowicz via iNaturalist MBP List

<em>Madarellus undulatus</em> in Montgomery Co., Maryland (4/14/2024). (c) Katja Schulz, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 995389 - Psn: 42)

Madarellus undulatus in Montgomery Co., Maryland (4/14/2024). (c) Katja Schulz, some rights reserved (CC BY).

View Record Details Photo by Katja Schulz via iNaturalist MBP List

Madarellus undulatus in Montgomery Co., Maryland (4/14/2024). (c) Katja Schulz, some rights reserved (CC BY).

View Record Details Photo by Katja Schulz via iNaturalist MBP List

A <em>Madarellus undulatus</em> in Harford Co., Maryland (5/15/2018). Determined by Blaine Mathison/BugGuide. (Photo ID: 109458 - Psn: 75)

A Madarellus undulatus in Harford Co., Maryland (5/15/2018). Determined by Blaine Mathison/BugGuide.

View Record Details Photo by Josh Emm MBP List

Madarellus undulatus in Prince George's Co., Maryland (9/26/2020). (c) Katja Schulz, some rights reserved (CC BY).

View Record Details Photo by Katja Schulz via iNaturalist MBP List

<em>Madarellus undulatus</em> in Montgomery Co., Maryland (Date obscured). (c) kary, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 1268436 - Psn: 77)

Madarellus undulatus in Montgomery Co., Maryland (Date obscured). (c) kary, some rights reserved (CC BY-NC).

View Record Details Photo by karyorelicta via iNaturalist MBP List

<em>Madarellus undulatus</em> in Prince George's Co., Maryland (4/14/2024). (c) Benjamin Burgunder, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 995370 - Psn: 88)

Madarellus undulatus in Prince George's Co., Maryland (4/14/2024). (c) Benjamin Burgunder, some rights reserved (CC BY).

View Record Details Photo by Benjamin Burgunder via iNaturalist MBP List

<em>Madarellus undulatus</em> in Anne Arundel Co., Maryland (5/1/2025). (c) eaglebeach, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 1252110 - Psn: 88)

Madarellus undulatus in Anne Arundel Co., Maryland (5/1/2025). (c) eaglebeach, some rights reserved (CC BY-NC).

View Record Details Photo by Lynn Strauss MBP List

<em>Madarellus undulatus</em> in Frederick Co., Maryland (5/28/2020). (c) Jacob Malcom, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-sa/4.0/'>CC BY-SA</a>). (Photo ID: 520409 - Psn: 95)

Madarellus undulatus in Frederick Co., Maryland (5/28/2020). (c) Jacob Malcom, some rights reserved (CC BY-SA).

View Record Details Photo by Jacob Malcom via iNaturalist MBP List

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Use of media featured on Maryland Biodiversity Project is only permitted with express permission of the photographer.

The flower weevil Madarellus undulatus in Montgomery Co., Maryland (5/20/2016). View Record Details Media by Steve Scholnick.

Madarellus undulatus in Montgomery Co., Maryland (5/20/2016). View Record Details Media by Steve Scholnick.

A Madarellus undulatus in Cecil Co., Maryland (6/1/2016). Determined by Blaine Mathison/BugGuide. View Record Details Media by Shannon Schade.

A Madarellus undulatus in Washington Co., Maryland (9/25/2016). Determined by Blaine Mathison. View Record Details Media by Mark Etheridge.

Madarellus undulatus in Prince George's Co., Maryland (9/26/2020). (c) Katja Schulz, some rights reserved (CC BY). View Record Details Media by Katja Schulz via iNaturalist.

A Madarellus undulatus in Montgomery Co., Maryland (10/10/2020). View Record Details Media by Jim Moore.

Madarellus undulatus in Prince George's Co., Maryland (9/26/2020). (c) Katja Schulz, some rights reserved (CC BY). View Record Details Media by Katja Schulz via iNaturalist.

A Madarellus undulatus collected in Prince George's Co., Maryland (4/21/2015). View Record Details Media by Jim Young.

Madarellus undulatus in Montgomery Co., Maryland (10/1/2020). (c) Even Dankowicz, some rights reserved (CC BY). View Record Details Media by Even Dankowicz via iNaturalist.

Madarellus undulatus in Montgomery Co., Maryland (4/14/2024). (c) Katja Schulz, some rights reserved (CC BY). View Record Details Media by Katja Schulz via iNaturalist.

A Madarellus undulatus in Harford Co., Maryland (5/15/2018). Determined by Blaine Mathison/BugGuide. View Record Details Media by Josh Emm.

Madarellus undulatus in Prince George's Co., Maryland (9/26/2020). (c) Katja Schulz, some rights reserved (CC BY). View Record Details Media by Katja Schulz via iNaturalist.

Madarellus undulatus in Montgomery Co., Maryland (Date obscured). (c) kary, some rights reserved (CC BY-NC). View Record Details Media by karyorelicta via iNaturalist.

Madarellus undulatus in Prince George's Co., Maryland (4/14/2024). (c) Benjamin Burgunder, some rights reserved (CC BY). View Record Details Media by Benjamin Burgunder via iNaturalist.

Madarellus undulatus in Anne Arundel Co., Maryland (5/1/2025). (c) eaglebeach, some rights reserved (CC BY-NC). View Record Details Media by Lynn Strauss.

Madarellus undulatus in Frederick Co., Maryland (5/28/2020). (c) Jacob Malcom, some rights reserved (CC BY-SA). View Record Details Media by Jacob Malcom via iNaturalist.

Source: Wikipedia

Madarellus undulatus

Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Clade:	Pancrustacea
Class:	Insecta
Order:	Coleoptera
Suborder:	Polyphaga
Infraorder:	Cucujiformia
Family:	Curculionidae
Genus:	Madarellus
Species:	M. undulatus
Binomial name
*Madarellus undulatus* (Say, 1824)

Madarellus undulatus is a species of weevils belonging to the Baridinae subfamily. It is 2.8–4.5 millimetres (0.11–0.18 in) long and have brown coloured head and black or sometimes reddish body. The prothorax is glossy and somewhat punctate with striate elytron. M. undulatus can be found in both Canada (Ontario and Quebec) and in the United States.^[1] Larvae feed on poison ivy and Parthenocissus quinquefolia.^[2]

References

[edit]

^ "Madarellus undulates". American Insects. Retrieved February 18, 2015.
^ Skvarla, Michael; Fisher, Danielle; Schnepp, Kyle; Dowling, Ashley (2015-12-10). "Terrestrial arthropods of Steel Creek, Buffalo National River, Arkansas. I. Select beetles (Coleoptera: Buprestidae, Carabidae, Cerambycidae, Curculionoidea excluding Scolytinae)". Biodiversity Data Journal. 3 (3) e6832. Pensoft Publishers. doi:10.3897/bdj.3.e6832. ISSN 1314-2828. PMC 4698462. PMID 26752967.