Carl H. Eigenmann (March 9, 1863 - April 24, 1927) was born in Germany but moved at the age of 14 to the United States, at and within a couple of years he enrolled at the Indiana University, where he studied under David Starr Jordan.
Eigenmann, Carl H & R.S. Eigenmann. 1891. "A catalogue of the freshwater fishes of South America". Proceeding of the United States National Museum. XI:67-69 (crc02508)
Eigenmann, Carl H. 1893. "Catalogue of the fresh-water fishes of Central America and Southern Mexico". Proceeding of the United States National Museum. 16(925):53-60. DOI: 10.5479/si.00963801.925.53 (crc02506)
Eigenmann, Carl H & W.L. Bray. 1894. "A revision of the American Cichlidae". Annals of the New York Academy of Science. 7(1):607-624. DOI: 10.1111/j.1749-6632.1893.tb55412.x (crc00097)
Eigenmann, Carl H & C. H. Kennedy. 1903. "On a collection of fishes from Paraguay, with a synopsis of the American genera of cichlids". Proceedings of the Academy of Natural Sciences of Philadelphia (crc00070)
Eigenmann, Carl H. 1903. "The fresh-water fishes of western Cuba". Bulletin of the U.S. Fish Commission. 211-236 (crc00265)
Eigenmann, Carl H. 1907. "On a collection of fishes from Buenos Aires". Proceedings of the Washington Academy of Sciences. 8:454 (crc00019)
Eigenmann, Carl H & W.L. McAtee, D. P. Ward. 1907. "On further collections of fishes from Paraguay". The Annals of the Carnegie Museum. 4:110-157 (crc00287)
Eigenmann, Carl H. 1909. "The freshwater fishes of Patagonia and an examination of the Archiplata- Archhelenis theory". Reports of the Princeton University Expedition to Patagonia. Zoology. 3:225-374 (crc12077)
Eigenmann, Carl H. 1910. "Catalogue of the freshwater fishes of tropical and south temperate America". Reports of the Princeton University Expeditions to Patagonia, 1896-1899. 375-511 (crc02507)
Eigenmann, Carl H. 1912. "The freshwater fishes of British Guiana, including a study of the ecological grouping of species, and the relation of the fauna of the plateau to that of the lowlands". Memoirs of the Carnegie Museum. 5:1:i-xxii + 1-578 (crc00216) (résumé)
Eigenmann, Carl H. 1922. "The fishes of western South America, Part I. The fresh-water fishes of northwestern South America, including Colombia, Panama, and the Pacific slopes of Ecuador and Peru, together with an appendix upon the fishes of the Rio Meta in Colombia". Memoirs of the Carnegie Museum. 9(1):1-346 (crc00283)
Eigenmann, Carl H & W.R. Allen. 1942. "Fishes of western South America. I. The intercordilleran and Amazonian lowlands of Peru. II.- The high pampas of Peru, Bolivia, and northern Chile. With a revision of the Peruvian Gymnotidae, and of the genus Orestias". Fishes of Western South America. i-xv + 1-494 (crc01273)