Published August 30, 2023 | Version v1
Taxonomic treatment Open

Caenis chamie Alba-Tercedor & Mosquera 1999

  • 1. Instituto Nacional de Pesquisas da Amazônia (INPA), Programa de Pós-Graduação em Entomologia (PPGEnt), Manaus, Amazonas, Brazil
  • 2. Universidade Federal de Rondônia (UNIR), Departamento de Biologia, Laboratório de Biodiversidade e Conservação, Rondônia, Brazil & pvilelacruz @ gmail. com; https: // orcid. org / 0000 - 0003 - 2426 - 4628
  • 3. Universidade Estadual do Piauí (UESPI), Campus Heróis do Jenipapo, Laboratório de Zoologia, Campo Maior, Piauí, Brazil Instituto Nacional de Pesquisas da Amazônia (INPA), Coordenação de Pós-Graduação (COPOG), Divisão do Curso em Entomologia (DiEnt), Coordenação de Biodiversidade (CoBio), Laboratório de Citotaxonomia e Insetos Aquáticos, Manaus, Amazonas, Brazil & limalrc @ cpm. uespi. br; https: // orcid. org / 0000 - 0001 - 5943 - 3351
  • 4. claudia. tavares. lab @ gmail. com; https: // orcid. org / 0000 - 0001 - 7026 - 7075
  • 5. neusaha @ gmail. com; https: // orcid. org / 0000 - 0002 - 3526 - 5426
  • 6. Instituto Nacional de Pesquisas da Amazônia (INPA), Programa de Pós-Graduação em Entomologia (PPGEnt), Manaus, Amazonas, Brazil & alerocha @ inpa. gov. br; https: // orcid. org / 0000 - 0001 - 9874 - 9770

Description

Caenis chamie Alba-Tercedor & Mosquera, 1999 (Figs. 10E–F)

Caenis chamie Alba-Tercedor & Mosquera, 1999: 61; Lima et al. 2015a: 3; Lima & Boldrini 2016: 3; Nascimento et al. 2022: 117.

Distribution. Colombia. Brazil: states of Goiás, Pernambuco, Roraima, Piauí. New record: Rondônia State.

Material examined. 10 ♁ imagos (light trap), Brazil, Rondônia State, Rolim de Moura municipality, Waterfall, road 192 south, S11°50’34.8”, W61°42’50.3”, 21.viii.2022, Nascimento, S. R.S., Cruz, P. V., Lima, C. R. T. cols. (INPA).

Comments. Caenis chamie can be characterized by the straight hind margin of penis, genital sclerites sclerotized and discernible, and styliger plate projected, covering the penis (adapted from Alba-Tercedor & Mosquera 1999). Specimens from Rondônia were compared with photographs of the holotype of male imago. Small variations in the shape of the forceps were observed, with some specimens presenting forceps longer and slender, with subapical constriction. Variations on the forceps were also previously commented on by Alba-Tercedor & Mosquera (1999). The most noticeable variation is the lateral sclerite, with evident sclerotization, tape format and broad base; this structure is barely visible in the holotype of C. chamie.

Notes

Published as part of Nascimento, Stênio R. S., Cruz, Paulo V., Lima, Lucas R. C., Lima, Cláudia R. T., Hamada, Neusa & Ale-Rocha, Rosaly, 2023, New species and records of Caenidae Newman, 1853 (Insecta: Ephemeroptera) from Rondônia State, Northern Brazil, pp. 237-255 in Zootaxa 5339 (3) on page 250, DOI: 10.11646/zootaxa.5339.3.2, http://zenodo.org/record/8309014

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Linked records

Additional details

Biodiversity

Collection code
R , T
Event date
2022-08-21
Family
Caenidae
Genus
Caenis
Kingdom
Animalia
Order
Ephemeroptera
Phylum
Arthropoda
Scientific name authorship
Alba-Tercedor & Mosquera
Species
chamie
Taxon rank
species
Verbatim event date
2022-08-21
Taxonomic concept label
Caenis chamie Alba-Tercedor, 1999 sec. Nascimento, Cruz, Lima, Lima, Hamada & Ale-Rocha, 2023

References

  • Alba-Tercedor, J. & Mosquera, S. (1999) Caenis chamie, a new species from Colombia (Ephemeroptera: Caenidae). Pan- Pacific Entomologist, 75 (2), 61 - 67.
  • Lima, L. R. C., Salles, F. F. & Pinheiro, S. (2015 a) New records of mayflies (Ephemeroptera: Insecta) from Pernambuco state, northeastern Brazil. Check List, 11, 1 - 7. https: // doi. org / 10.15560 / 11.3.1652
  • Lima, L. R. C. & Boldrini, R. (2016) First records of small squaregilled mayflies (Ephemeroptera, Caenidae) from the state of Roraima, Northern Brazil. Check List, 12 (4), 1 - 5. https: // doi. org / 10.15560 / 12.4.1919
  • Nascimento, S. R. S., Rodrigues, J. A. O., Ale-Rocha, R. & Lima, L. R. C. (2022) New species and records of Caenidae Newman, 1853 (Insecta: Ephemeroptera) from Northeastern Brazil. Zootaxa, 5133 (1), 110 - 122. https: // doi. org / 10.11646 / zootaxa. 5133.1.5