Functional anatomy of the reproductive system of the caenogastropod of genus Cleopatra, (Troschel, 1857), Family Paludomidae, in Qena Province, Egypt

ULTRASTRUCTURAL STUDY OF SPERMIOGENESIS AND SPERMATOZOON OF PORRORCHIS INDICUS (DAS, 1957) SCHMIDT AND KUNTZ, 1967 (ACANTHOCEPHALA, PALAEACANTHOCEPHALA, PLAGIORHYNCHIDAE) FROM TH

Gonad variation and development of freshwater mussel Chambardia rubens Lamarck, 1819 (Bivalvia: Mutelidae) from the River Nile in Egypt

Ultrastructure of spermiogenesis and spermatozoa of Pricea sp. (Monogenea, Polyopithocotylea, Gasterocotylidae), a gill parasite of Scomberomorus commerson (Pisces: Scomridae ) i

Histological and ultrastructural studies on oogenesis of the freshwater bivalve Caelatura (Horusia) parreyssi (Philippi, 1848)

Reproduction and gonad development of gastropod Thais carinifera in Lake Timsah, Suez Canal, Egypt

MORPHOLOGICAL AND HISTOLOGICAL STUDIES ON THE REPRODUCTIVE SYSTEM OF THE VIVPARID SNAIL BELLAMYA UNICOLOR (OLIVIER, 1804) (GASTROPODA : VIVIPARIDAE)

Structural and Ultrastructural investigation on the digestive tubules of the freshwater mussel Caelatura parreyssi (Family: Unionidae) (Philippi, 1848) from the River Nile (Egypt)

Some Biological Aspect and Gonads Histology of Sepia savignyi (Blainville, 1827), in the Gulf of Suez, Egypt

Ultrastructural investigations of vitellogenesis and oogenesis of Proctoeces sp. infesting Platycephalus indicus fishes caught from Alataka Harbor, Suez Gulf, Egypt.