Rivudiva coveloae ( Traver, 1971 )

Cruz, Paulo Vilela, Boldrini, Rafael, De Lima, Cláudia R. T. & Hamada, Neusa, 2022, It is a mess! How many species are in Rivudiva trichobasis Lugo- Ortiz & McCafferty, 1998 (Ephemeroptera: Baetidae)?, European Journal of Taxonomy 789 (1), pp. 153-191 : 184-185

publication ID	https://doi.org/10.5852/ejt.2022.789.1639
publication LSID	lsid:zoobank.org:pub:370ED343-0F14-4776-9EF0-086F0FED62C7
DOI	https://doi.org/10.5281/zenodo.6302082
persistent identifier	https://treatment.plazi.org/id/03E2AB75-FFCD-BE46-FDB2-F8B4FAADFDA2
treatment provided by	Felipe (2022-02-03 18:43:22, last updated 2024-12-06 18:11:52)
scientific name	Rivudiva coveloae ( Traver, 1971 )
status

Treatment

Rivudiva coveloae ( Traver, 1971) View in CoL

Fig. 19 View Fig

Baetis coveloae Traver, 1971: 61 .

Camelobaetidius coveloae – Lugo-Ortiz & McCafferty 1999: 258. — Domínguez et al. 2006: 129.

Rivudiva coveloae View in CoL – Salles & Nascimento 2009: 234. — Salles et al. 2020: 42.

Diagnosis

MALE IMAGO. 1) dorsal portion of turbinate eyes with inner margins parallel, and oval ( Fig. 19A View Fig ); 2) hind wings present ( Fig. 19D View Fig ); 3) anterior margin of abdominal terga darker ( Fig. 19A View Fig ); 4) unistyliger cylindrical with small inner projection ( Fig. 19C View Fig ); 5) first segment of gonostylus elongated, length more than half of second segment, third segment elongate ( Fig. 19C, E View Fig ); 6) styliger plate concave, with one medial spine ( Fig. 19F–G View Fig ); 7) gonovectis short, sinuous, not deep into segment IX ( Fig. 19E–F View Fig ).

Material examined

Holotype URUGUAY • ♂; Prov. Maldonado, Cerro Animas; 14 Sep. 1950; C.S. Carbonell leg.; PERC.

References

Dominguez E., Molineri C., Pescador M. L., Hubbard M. D. & Nieto C. 2006. Ephemeroptera of South America. In: Adis J., Arias J. R., Rueda-Delgado G. & Wantzen K. M. (eds) Aquatic Biodiversity of Latin America. Volume 2: 1 - 646. Pensoft, Moscow-Sofia.

Lugo-Ortiz C. R. & McCafferty W. P. 1999. Revision of South American species of Baetidae (Ephemeroptera) previously placed in Baetis Leach and Pseudocloeon Klapalek. Annales de Limnologie-International Journal of Limnology 35 (4): 257 - 262. https: // doi. org / 10.1051 / limn / 1999034

Salles F. F. & Nascimento J. M. C. 2009. The genus Rivudiva Lugo-Ortiz and McCafferty (Ephemeroptera: Baetidae): First generic description of adults, new combinations, and notes on the nymphs. Annales de Limnologie-International Journal of Limnology 45 (4): 231 - 235. https: // doi. org / 10.1051 / limn / 2009023

Salles F. F., Nieto C. & Cruz P. V. 2020. New species of Rivudiva Lugo-Ortiz & McCafferty (Ephemeroptera: Baetidae) with comments on R. minantenna Lugo-Ortiz & McCafferty and R. trichobasis Lugo-Ortiz & McCafferty. Zootaxa 4786 (1): 37 - 52. https: // doi. org / 10.11646 / zootaxa. 4786.1.3

Traver JR. 1971. Four new species of Neotropical Baetis (Ephemeroptera: Baetidae). Proceedings of the Entomological Society of Washington 73: 58 - 63.

Figures

Fig. 19. Rivudiva coveloae (Traver, 1971) male imago, holotype (PERC). A. Dorsal view. B. Detail of forewing. C. Genitalia (v.v.). D. Hind wing. E. Detail of genitalia (d.v.). F. Detail of genitalia (v.v.). G. Detail of genitalia (v.v.). Scale bars: A–B = 2.5 mm; C = 0.3 mm; D = 0.45 mm; E–G = 0.08 mm.