Ptychochromoides betsileanus (Boulenger, 1899)

Trondo mainty



Taxonomy & Nomenclature



Conservation Status


Last record: 1994

IUCN RedList status: Critically Endangered (Possibly Extinct)





Biology & Ecology










Original scientific description:

Boulenger G.A. 1899. A revision of the African and Syrian fishes of the Family Cichlidae. Proc. Zool. Soc. London.: 98 - 143.


Other references:

Baillie, J. and Groombridge, B. (eds). 1996. 1996 IUCN Red List of Threatened Animals. pp. 378. International Union for Conservation of Nature, Gland, Switzerland and Cambridge, UK.

Groombridge, B. (ed.). 1994. 1994 IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland and Cambridge, UK.

Kiener, A. 1959. Le "Marakely à bosse" de Madagascar. Bulletin Malgache. 157:501-512.

Kiener, A. 1963. Poissons, pêche et pisciculture à Madagascar. Publication no. 24 du Centre Technique Forestier Tropical, Nogent-sur-Marne, France.

Loiselle, P.V. 1995. The cichlids of Jurassic Park. II. Cichlid News 4(4):20-25

Loiselle, P.V. 1996b. The cichlids of Jurassic Park. IV. Cichlid News 5(2):8-2.

Moreau, J. 1979. Biologie et évolution des pueplements de Cichlides (Pisces) introduits dans les lacs Malgaches d'altitude. PhD Thesis.

Nourissat, J.-C. 1995. Madagascar 1994. Revue Francaise des Cichlidophiles 151:6-25.

Ravelomanana, T. & Sparks, J.S. 2020. Ptychochromoides betsileanus (amended version of 2016 assessment). The IUCN Red List of Threatened Species 2020: e.T18832A177066640. Accessed on 08 July 2022.

de Rham, P. and Nourissat, J.-C. 2002. Les cichlidés endémiques de Madagascar. Association France Cichlid. Sagrafic, Barcelona, Spain.

Sparks, J.S. 2003. Ptychochromoides. In: S.M. Goodman and J.P. Benstead (eds), The natural history of Madagascar, pp. 875. University of Chicago Press, Chicago.

Sparks, J.S. and Reinthal, P.N. 2001. A new species of Ptychochromoides from southeastern Madagascar (Teleostei: Cichlidae), with comments on monophyly and relationships of the ptychochromine cichlids. Ichthyological Exploration of Freshwaters 12:115-132.


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