Publications
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1983. Trichomycterus-Chungaraensis New-Species and Trichomycterus-Laucaensis New-Species (Pisces, Siluriformes, Trichomycteridae) from the High Andean Range. Studies on Neotropical Fauna and Environment. 18(2):65-88. Abstract
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1994. Phylogenetic and Paleogeographic Relationships of the Varasichthyid Group (Teleostei) from the Late Jurassic of Central and South-America. Revista Geologica De Chile. 21(1):119-165. Abstract
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1996. The record of fossil fishes of southern South America. Münchner Geowissenschftliche Abhandlungen, Reihe A–Geologie und Paläontologie. 30:9–72.
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2010. The first record of Late Jurassic crossognathiform fishes from Europe and their phylogenetic importance for teleostean phylogeny. Fossil Record. 13(2):317-341. Abstract
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1979. Fishes of Titicacense Province. Archivos De Biologia Y Medicina Experimentales. 12(4):496-496.
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1990. Development and Diversity of the Suspensorium of Trichomycterids and Comparison with Loricarioids Teleostei Siluriformes. Journal of Morphology. 205(2):193-218. Abstract
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2008. Actinopterygian postcranial skeleton with special reference to the diversity of fin ray elements, and the problem of identifying homologies. Mesozoic fishes. :49–101.
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2001. A new teleost (Osteichthyes, Actinopterygii) from the Early Jurassic Posidonia shale of northern Germany. Fossil Record. 4(1):167-187.
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1975. Pholidophorus domeykanus n. sp. del Jurásico de Chile. Andean Geology. (2)
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2005. Impact of Fossils in Elopomorph/Osteoglossomorph Phylogenies. Journal of Vertebrate Paleontology. 25(3):32a-33a.
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1999. Mesozoic fishes from Chile. Mesozoic fishes. 2:565-593.
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1990. The Urohyal - Development and Homology within Osteichthyans. Journal of Morphology. 203(3):247-282.
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1987. Anaethalion and similar teleosts (Actinopterygii, Pisces) from the Late Jurassic (Tithonian) of southern Germany and their relationships. Palaeontographica Abteilung A Palaeozoologie-Stratigraphie. 200(1-3):1-44. Abstract
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2003. Leptolepis, Paraleptolepis (Teleostei) and a new fish name. Fossil Record. 6(1):157-159.
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1984. New catfishes of the genus Trichomycterus from the high Andes of South America (Pisces, Siluriformes) with remarks on distribution and ecology. Zoologische Jahrbuecher Abteilung fuer Systematik Oekologie und Geographie der Tiere. 111(4):493-520.
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1986. New Jurassic fishes (Teleostei) of Cordillera de Domeyko, northern Chile. Palaeontographica Abteilung A Palaeozoologie-Stratigraphie. 192(1-3):75-91. Abstract
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1998. Silvinichthys, a new genus of trichomycterid catfishes from the Argentinian Andes, with redescription of Trichomycterus nigricans. Ichthyological Exploration of Freshwaters. 9(4):347-370.
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2002. Selachians and actinopterygians from the Upper Jurassic of Tendaguru, Tanzania. Fossil Record. 5(1):207-230.
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1983. The caudal skeleton of ostariophysan fishes (Telostei): intraspecific variation in Trichomycteridae (Siluriformes). Journal of Morphology. 177(2):213-229. Abstract
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Submitted. Temporal sequence and morphological variation in Jurassic fishes of southern Germany. :15-18.
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2007. A new halecomorph fish from the Middle Triassic of Switzerland and its systematic implications. Journal of Vertebrate Paleontology. 27(4):838-849. Abstract
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1981. Revision of the Fresh Water Catfishes of the Genus Hatcheria Siluriformes Trichomycteridae with Commentaries on Ecology and Bio Geography. Zoologischer Anzeiger. 207(1-2):88-111. Abstract
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1980. Biogeography of Fresh-Water Fishes from Chile. Archivos De Biologia Y Medicina Experimentales. 13(1):44-44.
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1990. The south american Trichomycterinae (Teleostei: Siluriformes), a problematic group. Vertebrates in the tropics. G. Peters and R. Hutterer (eds.). Museum Alexander Koenig, Bonn, Germany. :395–403.
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2009. Identifying patterns of diversity of the actinopterygian fulcra. Acta Zoologica (Copenhagen). 90(Suppl. 1):220-235. Abstract