Caenis fittkaui Malzacher, 1986

Nascimento, Stênio R. S., Rodrigues, Jackson A. O., Ale-Rocha, Rosaly & Lima, Lucas R. C., 2022, New species and records of Caenidae Newman, 1853 (Insecta: Ephemeroptera) from Northeastern Brazil, Zootaxa 5133 (1), pp. 110-122 : 118-119

publication ID	https://doi.org/10.11646/zootaxa.5133.1.5
publication LSID	lsid:zoobank.org:pub:54E7DF54-B8F1-48C5-A488-F60601134790
DOI	https://doi.org/10.5281/zenodo.6521000
persistent identifier	https://treatment.plazi.org/id/432587DC-FFC7-FFC9-FF06-B63BFCB5B7ED
treatment provided by	Plazi (2022-05-05 12:19:43, last updated 2024-11-27 09:19:13)
scientific name	Caenis fittkaui Malzacher, 1986
status

Treatment

Caenis fittkaui Malzacher, 1986 View in CoL

( Figs 6G, H View FIGURE 6 )

Caenis fittkaui Malzacher, 1986: 91 View in CoL ; Salles et al. 2010: 304; Shimano et al. 2011: 245; Lima et al. 2015a: 3; Lima & Boldrini, 2016: 3; Lima et al. 2016b: 215.

Distribution. Brazil: states of Bahia, Espírito Santo, Mato Grosso, Pará, Pernambuco, and Roraima. New record: Piauí State.

Material examined. One ♂ imago, Brazil, Piauí, Campo Maior, Lagoa do Arain , S4°50’26.1”, W42°10’50.1”, 119 m a.s.l., 21.ix.2014, Lima, L. R GoogleMaps . C. col. ( CEHJ). One ♂ imago, Brazil, Piauí, Piracuruca municipality, Rio Piracuruca , Prainha , S03°56’15.9”, W41º42’36.1’’, 74 m a.s.l., 10.xii.2015, Silva, A.P.S. col. ( CEHJ). GoogleMaps One ♂ imago, Brazil, Piauí, Barras municipality, Rio Marataoan , Pesqueiro, P 1, S04°15’13.7”, W42°17’19.1”, 84 m a.s.l., 10.xii.2015, Silva, A.P.S. col. ( CEHJ) GoogleMaps .

Comments. Caenis fittkaui can be differentiated from other species of Caenis by the following characters: apex of forceps sharp and directed posteriorly, lobes of penis fused, forming a rounded head and with small tubercles distributed on the ventral surface (adapted from Malzacher 1986).

References

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

Lima, L. R. C., Knapp, W. & Docio, L. (2016 b) New records of mayflies (Insecta: Ephemeroptera) from Bahia State, Northeastern Brazil. Entomotropica, 31, 212 - 220.

Malzacher, P. (1986) Caenidae aus dem Amazonasgebiet (Insecta, Ephemeroptera). Spixiana, 9, 83 - 103.

Salles, F. F, Nascimento, J. M. C., Massariol, F. C., Angeli, K. B., Barcelos, S. P., Rudio, J. A. & Boldrini, R. (2010) Primeiro levantamento da fauna de Ephemeroptera (Insecta) do Espirito Santo, Sudeste do Brasil. Biota Neotropica, 10 (1), 293 - 307. https: // doi. org / 10.1590 / S 1676 - 06032010000100025

Shimano, Y., Salles, F. F. & Cabette, H. S. R. (2011) Ephemeroptera (Insecta) from east of Mato Grosso State, Brazil. Biota Neotropica, 11, 239 - 253. https: // doi. org / 10.1590 / S 1676 - 06032011000400021

Figures

FIGURE 6. Male imagos, body dorsal view and genitalia ventral view: A–B, Brasilocaenis irmleri; C–D, B. elidioi; E–F, Caenis chamie; G–H, C. fittkaui. (Scale: Figs 5A, C, E, F = 1 mm; Figs 5B, D, F, H = 0.2 mm).