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1. 

   Pycnoclavella (Tunicata: Ascidiacea) species from the West Indian Ocean

   Item type: Journal Article • Journal: African Zoology • Authors: Patricia Kott --- Queensland Museum, Australia

   Three new Pycnoclavella species, recorded from a number of locations in Algoa and Plettenberg bays, suggest an unusual diversity for this genus in South African waters and indicate the extent to which the fauna of this part of the world...

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2. 

   Lax pullback complements in partial morphism categories

   Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: S.N. Hosseini --- Mahani Mathematical Research Center, Shahid Bahonar University of Kerman, Iran L. Yeganeh --- Mahani Mathematical Research Center, Shahid Bahonar University of Kerman, Iran

   The goal of this article is to characterize the lax pullback complement of a given partial morphism along a total morphism, in an -partial morphism category, where is an exponentiable stable system. To achieve this, we first show that if...

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