Peltotrupes profundus

Howden, 1952

Florida Deep-digger Scarab, Florida deepdigger scarab

Peltotrupes profundus is an earth-boring scarab beetle in the Geotrupidae, to Florida. The was described by Henry Howden in 1952 and belongs to a of deep-burrowing beetles adapted to sandy substrates. Two are recognized: the nominate P. p. profundus and P. p. dubius. Like other geotrupids, construct deep burrows for larval development.

Peltotrupes profundus by (c) Arturo Santos, some rights reserved (CC BY), uploaded by Arturo Santos. Used under a CC-BY license.

Pronunciation

How to pronounce Peltotrupes profundus: /ˌpɛltoʊˈtruːpiːz prəˈfʌndəs/

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Identification

Distinguished from other North American Geotrupidae by combination of deep burrowing in sandy soils and geographic restriction to Florida. The Peltotrupes is separated from related genera such as Geotrupes by genitalic and external morphological characters detailed in Howden's 1955 revision. dubius differs from nominate profundus in subtle morphological features.

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Habitat

Sandy substrates in Florida, including scrub and sandhill . The "deep-digger" refers to its burrowing in deep, well-drained sands.

Distribution

to Florida, United States. North American distribution restricted to this single state.

Life Cycle

construct deep burrows in sandy soil. Larval development occurs in provisioned underground chambers, typical of Geotrupidae.

Behavior

are active burrowers, constructing deep tunnels in sandy substrates. This is the source of the "deep-digger scarab."

Ecological Role

As an earth-boring scarab, contributes to soil aeration and nutrient cycling through burrowing activity. Larval chambers are provisioned with organic material, though specific food sources for this are not well documented.

Human Relevance

Of interest to coleopterists and scarab ; no documented economic or agricultural significance.

Similar Taxa

  • Geotrupes splendidusShares Geotrupidae and general earth-boring habit, but occurs in eastern and central North America rather than Florida, and utilizes leaf litter and fungus more commonly than deep sandy burrows.
  • Bolbocerosoma spp.Related geotrupid with burrowing , but differs in and geographic distribution.

More Details

Taxonomic history

The was described by H.F. Howden in 1952 as part of his comprehensive 1955 revision of North American Geotrupinae. The P. p. dubius was added by Howden in 1955.

Subspecies

Two recognized: Peltotrupes profundus profundus (nominate) and Peltotrupes profundus dubius Howden, 1955.

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Sources and further reading