Odontopus
Say, 1832
Species Guides
1- Odontopus calceatus(Yellow Poplar Weevil)
Odontopus is a of weevils ( Curculionidae) established by Say in 1832. The genus contains associated with leaf-mining habits on plants, with documented associations to Annona species (Annonaceae) and alata. Species within this genus exhibit endophytic oviposition and larval development within leaf tissue. The genus has been reported from Brazil and India, though taxonomic records contain conflicting information about its composition and validity.



Pronunciation
How to pronounce Odontopus: /oʊˈdɒntəpəs/
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Images
Habitat
Humid and drought areas of Northeast Region of Brazil; specimens also collected in Paraná (Curitiba), Alagoas (Maceió, Ipioca, Ponta Verde), and Pernambuco (Caruaru, Frei Miguelinho).
Distribution
Brazil: States of Paraná, Alagoas, Pernambuco, Bahia, Santa Catarina, and Mato Grosso.
Host Associations
- Annona squamosa - leaf-feedinglarval leaf mining, folivory
- Annona cherimola - leaf-feedingfirst-time record; larval leaf mining, folivory
- Annona glabra - leaf-feedingfirst-time record; larval leaf mining, folivory
- Annona muricata - leaf-feedingfirst-time record; larval leaf mining, folivory
- Annona coriacea - leaf-feedingrecorded by Peña & Bennet 1995
- Annona palustris - leaf-feedingrecorded by Peña & Bennet 1995
- Pterygota alata - unknownpest association indicated in title; relationship details not extractable from available text
Similar Taxa
- Odontopus brevirostrisSpecific epithet; described within with detailed known from Hustache 1936 and subsequent studies
- Odontopus nigricornisSpecific epithet; hemipteran according to one source (likely misidentification or homonym, as is coleopteran)
- Odontopus varicornisSpecific epithet; subject of toxicological study on pygidial secretion effects
Misconceptions
The name Odontopus has been applied to in different orders: the coleopteran weevil genus established by Say (1832), and at least one hemipteran (Odontopus nigricornis) described in literature. These represent either homonymy or taxonomic error requiring clarification. Additionally, iNaturalist and Wikipedia assert that Odontopus calceatus is the sole species in the genus, which conflicts with documented species such as O. brevirostris in the primary literature.
Sources and further reading
- BugGuide
- GBIF taxonomy match
- iNaturalist taxon
- Catalogue of Life
- Odontopus brevirostris (Hustache, 1936) (Coleoptera, Curculionidae) associated with new host plants belonging to Annona (Annonaceae)
- SEASONAL CYCLE, MIGRATION AND DEFENSIVE BEHAVIOUR OF ODONTOPUS NIGRICORNIS STAFL : A PEST OF PTERYGOTA ALATA (ROXB. R.BR.)
- Morphology and distribution of antennal sense organs and diversity of mouthpart structures in Odontopus nigricornis (Stall) and Nezara viridula L. (Hemiptera)
- Effects of pygidial secretion (zoopesticide) on histopathological changes in the male accessory reproductive glands of adult male insect Odontopus varicornis in relation to reproduction