The new species is a member of an apparently monophyletic group within the genus that includes R. flexile, R. walga, R. himanturi, R. burgeri, R. euzeti, R. hawaiiensis, R. urobatidium, R. paratrygoni, R. ditesticulum, R. tetralobatum, R. margaritense, R. biorchidum, and R. spinicephalum. All of these species have bothridia with medial longitudinal septa, a constriction at mid-bothridium, and, ...

you can find the name of nile river in most of the poetic collections in egypt and sudan. the beauty of this river occupies and captivates the mind of poets. therefore the poets write their best poems especially about this river. poems which have special style with a divine structure, strong words, beautiful glossary and worthy concepts. one of the most famous man among the poets is abdullah al...

since the beginning of the presence of the holy qur’an, criticism and rhetoric have received attention in the areas of culture and thought, too. in this respect we can name some literary and rhetorical works like maj?z al-qur’?n by abu ubaydah ma’mar ibn muthann?, ket?b al-fas?hah by abu h?tam sajest?ni, e’j?z al-qur’?n by j?hez basri, naqd al-nathr wa naqd al-she’r by abu al-faraj qud?mah ibn ...

The effect of chemical composition and the hot rolling operations on the microstructure and mechanical properties of in situ aluminum matrix composite with Mg2Si phase as the reinforcement was studied. It was revealed that the modification by phosphorous results in the rounder (more spherical) primary and secondary (eutectic) magnesium silicide intermetallics. During hot rolling, the primary pa...