Costa, W.J.E.M. (2011): Hypsolebias nudiorbitatus, a new seasonal killifish from the Caatinga of northeastern Brazil, Itapicuru River basin (Cyprinodontiformes: Rivulidae). Ichthyological Exploration of Freshwaters, 22 (3): 221-226.
Teimori, A., Esmaeili, H.R. & Reichenbacher, B. (2011): Aphanius farsicus, a replacement name for A. persicus (Jenkins, 1910) (Teleostei, Cyprinodontidae). Zootaxa, 3096: 53–58.
Schindler, I. & Valdesalici, S. (2011): Rivulus staecki, a new killifish (Teleostei: Cyprinodontiformes: Rivulidae) from the upper Rio Negro drainage in southern Venezuela. Vertebrate Zoology, 61 (1): 109-114.
Valdesalici, S., Gil, J.R.G. & Nielsen, D.T.B. (2011): Rivulus albae, a new species of killifish (Teleostei: Cyprinodontiformes: Rivulidae) from northeastern Brazil. Vertebrate Zoology, 61 (1): 91– 97.
Van der Zee, J.R. & Sonnenberg, R. (2011): Aphyosemion musafirii (Cyprinodontiformes: Nothobranchiidae), a new species from the Tshopo Province in the Democratic Republic of Congo, with some notes on the Aphyosemion of the Congo Basin. Bonn zoological Bulletin, 60 (1): 73-87.
Sonnenberg, R., Woeltjes, T. & van der Zee, J.R. (2011): Description of Fenerbahce devosi (Cyprinodontiformes: Nothobranchiidae), a new species of dwarf killifish from the eastern Congo Basin in the Democratic Republic of Congo. Zootaxa, 2966: 1–12.
Kryptolebias hermaphroditus Costa, 2011 Costa, W.J.E.M. (2011): Identity of Rivulus ocellatus and a new name for a hermaphroditic species of Kryptolebias from south-eastern Brazil (Cyprinodontiformes: Rivulidae). Ichthyological Exploration of Freshwaters, 22 (2): 185-192.
Hypsolebias guanambi Costa & Amorim, 2011 Costa, W.J.E.M. & Amorim, P.F. (2011): A new annual killifish species of the Hypsolebias flavicaudatus complex from the São Francisco River basin, Brazilian Caatinga (Cyprinodontiformes: Rivulidae). Vertebrate Zoology, 61 (1): 99 –104.
Valdesalici, S. & Kardashev, K. (2011): Nothobranchius seegersi (Cyprinodontiformes: Nothobranchiidae), a new annual killifish from the Malagarasi River drainage, Tanzania. Bonn zoological Bulletin, 60 (1): 89-93.
Valdesalici, S. & Amato, G. (2011): Nothobranchius oestergaardi (Cyprinodontiformes: Nothobranchiidae), a new annual killifish from Mweru Wantipa Lake drainage basin, northern Zambia. aqua, 17 (2): 111-119.