George Albert Boulenger was a Belgian-British zoologist who described and gave scientific names to over 2,000 new animal species, chiefly fish, reptiles, and amphibians. Boulenger was also an active botanist during the last 30 years of his life, especially in the study of roses.
Livingston's bulldog Marcusenius livingstonii is a species of ray-finned fish in the family Mormyridae. It is found in Malawi, Mozambique, and Tanzania. Its natural habitats are rivers, intermittent rivers, and freshwater lakes. It is threatened by habitat loss.
Genyomyrus is a monospecific genus of freshwater fish belonging to the family Mormyridae, the elephantfishes. The only species in the genus is Genyomyrus donnyi which is endemic to the Congo River. It reaches a length of about 45 cm (1.5 ft).
Isischthys is a monospecific genus of freshwater ray-finned fish belonging to the family Mormyridae, the elephantfishes. The only species in the genus is Isichthys henryi. It occurs in coastal river basins in West Africa, ranging as far southeast as the Kouilou-Niari River in Middle Africa. It reaches a length of about 29 cm (11 in).
Ivindomyrus opdenboschi is a species of elephantfish in the family Mormyridae. It is only found in the Ivindo River in Gabon. It reaches a length of about 27.4 cm (10.8 in).
Petrocephalus arnegardi is a species of electric fish in the genus Petrocephalus native to the Central Congo River basin. It is found in middle Congo River and in the Likouala River drainage, in the Democratic Republic of the Congo and Republic of the Congo.
Petrocephalus degeni is a species of electric fish in the family Mormyridae, found in Africa, in both the Katonga River and Lake Victoria.
Petrocephalus haullevillii is a species of electric fish in the family Mormyridae, found only in Africa and only in the Kouilou-Niari and Chiloango River basins.
Petrocephalus hutereaui is a species of electric fish in the family Mormyridae, Africa: It's only known from the type locality in the Uélé system of the middle Congo River basin in the Democratic Republic of the Congo
Petrocephalus keatingii is a species of electric fish in the family Mormyridae, found only from the White Nile between Sobat confluence and Khartoum.
Petrocephalus stuhlmanni is a species of electric fish in the family Mormyridae, found only in the rivers Ruvu and Wami in Tanzania.
Petrocephalus balayi is a species of electric fish in the family Mormyridae, found only in the Ogowe River in Gabon and the Congo River basin in Cameroon, Republic of the Congo and the Democratic Republic of the Congo.
Petrocephalus valentini is a species of weakly electric fish in the family Mormyridae, commonly known as elephantfishes. This species was described in 2010 by Lavoué, Sullivan, and Arnegard.
Petrocephalus odzalaensis is a species of weakly electric fish in the family Mormyridae, commonly known as elephantfishes. This species was described in 2010 by Lavoué, Sullivan, and Arnegard.
Petrocephalus mbossou is a species of weakly electric fish in the family Mormyridae, commonly known as elephantfishes. This species was described in 2010 by Lavoué, Sullivan, and Arnegard.
Petrocephalus gliroides is a species of weakly electric fish in the family Mormyridae, commonly known as elephantfishes. This species was first described in 1897 by Vinciguerra.
Petrocephalus leo is a species of electric fish in the family Mormyridae, found in the lower Kotto River, a Ubangui River tributary of the middle Congo River basin in the Central African Republic.
Petrocephalus longicapitis is a species of electric fish in the family Mormyridae, it is found in the upper and middle Zambezi River. Also in the Okavango in Angola.
Petrocephalus petersi is a species of electric fish in the family Mormyridae, it is found in the Zambezi River Delta and the Melela River.
Petrocephalus sullivani is a species of electric fish in the family Mormyridae, it is found widespread in Gabon.
