Redescription of Euconchoecia chierchiae Mueller, 1890 and Euconchoecia aculeata (Scott, 1894) (Halocyprididae: Ostracoda) from the Atlantic, and descriptions of two novel species of Euconchoecia Mueller 1890, from the Gulf of Oman. Journal of Natural History, 45(31-32) 2011: 1937-1981. 1963 [Zoological Record Volume 147]