Caridina natalensis De Man, 1908

Mazancourt, Valentin De, Mennesson, Marion, Marquet, Gérard & Keith, Philippe, 2025, Revision of the species of Caridina (Decapoda: Atyidae) from the Western Indian Ocean islands with description of a new species, European Journal of Taxonomy 1007, pp. 57-86 : 63-64

Caridina natalensis De Man, 1908

Figs 2D , 5B

Caridina nilotica var. natalensis De Man, 1908: 262 , pl. 20 fig. 3.

C aridina longirostris – Richters 1880: 162–163. — Holthuis 1965: 20–23, fig. 6. — Keith et al. 2006:

50. — Bouchard et al. 2013: 9. Caridina wycki – Ortmann 1894a: 11.1894b: 405 (part: specimens from East Africa and Dar-es-Salaam)

(incorrect spelling). Caridina wyckii – Weber 1897: 168 (part). — Richters 1880: 386 (part). — Lenz 1905: 385. Caridina nilotica var. brachydactyla – Lenz 1910: 568. — Bouvier 1925: 155, figs 321–322. — Roux

1929: 303. Caridina nilotica var. gracilipes – Lenz 1910: 568. Caridina nilotica var. natalensis – Lenz 1912: 5. — Bouvier 1925: 154, fig. 320. — Barnard 1950: 655

(key). — Richard & Clark 2010: 317. — Klotz & De Grave 2015: 12. Caridina brachydactyla brachydactyla – Costa 1980: 673. Caridina brachydactyla – Bouchard et al. 2013: 9. Caridina natalensis – de Mazancourt et al. 2019a: 379, figs 1–2, 3a–d; 2019b: 166, figs 2–5. Caridina umtatensis – Wood et al. 2019: 205, fig. 3.

Not Caridina africana f. natalensis Bouvier, 1925: 214 (= Elephantis jaggeri ).

Not Caridina natalensis – Richard & Clark 2009: 22 , figs 7–8. — Castelin et al. 2013: 577 (= Elephantis jaggeri ).

Type locality

Umgeni River, Durban, Natal, South Africa.

Material examined

See de Mazancourt et al. 2019a.

Distribution

Comoros (Anjouan, Mohéli), Mayotte, Seychelles (La Digue, Mahé, Praslin and Silhouette), Mauritius, La Réunion (?), Madagascar, South Africa, Tanzania and Kenya.

Habitat

Freshwater in the lower course of rivers.

Remarks

This species is easily identified by its rostrum rather constantly long, reaching well beyond scaphocerite.

Figures

Fig. 2. Bayesian inference phylogenetic tree obtained from the 16S marker. Numbers above branches represent Bayesian posterior probabilities, numbers under branches are Maximum Likelihood bootstraps. Letters indicate clades recognized as valid species and colored boxes are species complexes.

Fig. 5. Live coloration of the species of Atyidae from the South West Indian Ocean. A. Atyoida serrata Bate, 1888 from La Réunion (credit E. Vigneux). B. Caridina natalensis De Man, 1908 from the Seychelles (credit P. Keith). C. Caridina spathulirostris Richters, 1880 from Mauritius (credit Hoareau). D. Caridina henriettae sp. nov. from the Seychelles (credit P. Keith). E. Caridina similis Bouvier, 1904 from the Seychelles (credit Y. Zitte). F. C. typus H. Milne Edwards, 1837 from La Réunion (credit E. Vigneux). G–H. C. henriettae sp. nov. from La Réunion (credit E. Vigneux).