Arratia, G. & H.-P. Schultze. 1991. Palatoquadrate and its ossifications: development and homology within osteichthyans. Journal of Morphology, 208: 1-81.

Britz, R., T. M., Doherty-Bone, M. T. Kouete, D. Sykes & D. J. Gower. 2016. Monopterus luticolus, a new species of swamp eel from Cameroon (Teleostei: Synbranchidae). Ichthyological Exploration of Freshwaters, 27: 309-323.

Britz, R., D. Sykes, D. J. Gower & R. G. Kamei. 2018. Monopterus rongsaw, a new species of hypogean swamp eel from the Khasi Hills in Northeast India (Teleostei: Synbranchiformes: Synbranchidae). Ichthyological Exploration of Freshwaters, 28: 315-326.

Britz, R., H. Sudasinghe, D. Sykes & R. H. Tharindu Ranasinghe. 2020a. Ophichthys desilvai, a poorly known synbranchid eel from Sri Lanka (Teleostei: Synbranchidae). Ichthyological Exploration of Freshwaters, 30: 1-16.

Britz, R., N. Dahanukar, A. Standing, S. Philip, B. Kumar & R. Raghavan. 2020b. Osteology of ‘Monopterus’ roseni with the description of Rakthamichthys, new genus, and comments on the generic assignment of the Amphipnous Group species (Teleostei: Synbranchiformes). Ichthyological Exploration of Freshwaters, IEF-1163: 1-16.

Britz, R., A. Standing, B. Kumar, M. Kripakaran, U. Katwate, R. L. Sundar & R. Raghavan. 2021. Ophichthys fossorius, a poorly known South Indian swamp eel (Teleostei: Synbranchidae). Ichthyological Exploration of Freshwaters, IEF-1173: 1-14.

Hubbs, C. L. 1938. Fishes from the caves of Yucatan. Carnegie Institution of Washington Publications, 491: 261-295, Pls. 1-4.

Mar-Silva, A. F., J. Arroyave & P. Díaz-Jaimes. 2022. The complete mitochondrial genome of Mexican-endemic cavefish Ophisternon infernale (Synbranchiformes, Synbranchidae): insights on patterns of selection and implications for synbranchiform phylogenetics. ZooKeys, 1089: 1-23.

Parzefall, J. & H. Wilkens. 1972. Artbildung bei Höhlenfischen. Vergleichende Untersuchungen an zwei amerikanischen Synbranchiden (Pisces, Teleostei). Zeitschrift für Morphologie der Tiere, 73: 6379.

Pate, V. S. L. 1937. The generic names of the sphecoid wasps and their type species (Hymenoptera: Aculeata). Memoirs of the American Entomological Society, 9: 1-103.

Rosen, D. E. & P. H. Greenwood. 1976. A fourth Neotropical species of synbranchid eel and the phylogeny and systematics of synbranchiform fishes. Bulletin of the American Museum of Natural History, 157: 1-69.

Rosen, D. E. & A. Rumney. 1972. Evidence of a second species of Synbranchus (Pisces, Telesostei) in South America. American Museum Novitates, 2497: 1-45.

Whitley, G. P. 1951. New fish names and records. Proceedings of the Royal Zoological Society of New South Wales, for 1949-50, 1951: 61-68.