HISTOLOGICAL AND ULTRASTRUCTURAL STUDIES OF SPERMATOGENESIS OF FRESHWATER MITE, <i>UNIONICOLA AEGYPTIACA</i> (ACARI, UNIONICOLIDAE)

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

A NEW AQUATIC ORIBATID MITE, TRIMALACONOTHRUS CRASSIPES N. SP. (FAMILY: MALACONOTHRIDAE), SOHAG, EGYPT

REPRODUCTIVE BIOLOGY OF THE FRESHWATER MUSSEL, <i>NITIA TERETIUSCULA</i> (PHILIPPI, 1847) (BIVALVIA: UNIONIDAE) FROM THE NILE RIVER IN EGYPT

SCANNING ELECTRON MICROSCOPIC STUDY ON <i>NEOECHINORHYNCHUS IRAQENSIS</i> (ACANTHOCEPHALA: NEOECHINORHYNCHIDAE), A PARASITE OF MUGILID FISH <i>PLANILIZA ABU</i> (ACTINOPTERYGII: M

A NEW SPECIES OF AQUATIC ORIBATID MITE “<i>HYDROZETES CRASSIPES</i> SP. N.” (FAMILY: HYDROZETIDAE) FROM SOHAG GOVERNORATE, EGYPT

MORPHOLOGICAL STUDIES ON SOME SPECIES OF CEPHALOPODS (CUTTLEFISHES AND SQUIDS) FROM HURGHADA (RED SEA), EGYPT.

LIGHT AND ELECTRON MICROSCOPIC STUDY OF MEROGONY OF <i>EIMERIA</i> SP. INFECTING THE MARBLED TEALS (<i>ANAS ANGUSTIROSTRIS</i>)

NUMERICAL ANALYSIS OF THE MORPHOLOGICAL CHARACTERS OF SOME SPECIES OF AQUATIC MITES IN EGYPT

A STUDY ON SOME PROTOZOA INFESTING THE FRESHWATER CRAYFISH, PROCAMBARUS CLARKII IN EGYPT