A revision of the Caridina gracilirostris De Man, 1892, species group, with descriptions of two new taxa (Decapoda; Caridea; Atyidae) Author Cai, Y. Author Ng, P. K. L. text Journal of Natural History 2007 2010-12-02 41 25 - 28 1585 1602 http://dx.doi.org/10.1080/00222930701458754 journal article 10.1080/00222930701458754 1464-5262 5229333 Key to species of the Caridina gracilirostris group 1. Appendix interna absent from endopod of male first pleopod...... 2 – Appendix interna present at endopod of male first pleopod.. Caridina neglecta 2. Eggs 0.7 mm in diameter or larger.......... C. longifrons – Eggs no more than 0.6 mm in diameter............. 3 3. Preanal carina with a spine; eggs 0.55–0.66× 0.35–0.40 mm ... C. gracilima – Preanal carina without spine; eggs 0.40× 0.25 mm ..... C. gracilirostris