Astylopsis macula

(Say, 1826)

Spotted Long-horned Beetle

Astylopsis macula is a of longhorn beetle in the Lamiinae, described by Thomas Say in 1826. Commonly known as the Spotted Long-horned , it belongs to the tribe Acanthocinini within the Cerambycidae. The species has been documented across eastern North America with over 500 observations recorded.

Astylopsis macula by (c) skitterbug, some rights reserved (CC BY), uploaded by skitterbug. Used under a CC-BY license.

Astylopsis macula 152966951 by Reiner Jakubowski. Used under a CC BY-SA 4.0 license.

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Pronunciation

How to pronounce Astylopsis macula: /əˈstaɪlɒpsɪs ˈmækjʊlə/

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Images

Distribution

Eastern North America. Documented presence in Canada (New Brunswick, Nova Scotia, Ontario, Québec) and the United States. GBIF records confirm North American distribution.

Host Associations

Pinus - larval developmentLarvae have been found in dead shortleaf pine (Pinus echinata) stems, suggesting pine serve as larval . Observed in dry-mesic oak/pine forest .

Similar Taxa

Astylopsis sexguttataBoth are pine-associated members of tribe Acanthocinini with similar larval habits in dead pine stems. A. sexguttata is distinguished by six-spotted patterning versus the spotted pattern implied by A. macula's epithet.

More Details

Original Description

First described by Thomas Say in 1826 as Amniscus macula, later transferred to Astylopsis. The original description date is sometimes cited as 1827 in secondary sources.

Taxonomic Placement

Member of tribe Acanthocinini, a diverse group of longhorn beetles commonly associated with coniferous and hardwood trees. Many Acanthocinini develop in dead or dying wood.