Question: In which country is both the Gorgyra afikpo found in, and is bordered by Nigeria to the west?

Context paragraphs:
Gorgyra minima: Gorgyra minima, the minimal leaf sitter, is a butterfly in the Hesperiidae family.  It is found in Guinea, Sierra Leone, Liberia, Ivory Coast, Ghana, western Nigeria, Cameroon, Gabon, the Republic of the Congo, the Democratic Republic of the Congo, Uganda (from the west to the West Nile Province) and western Kenya.  The habitat consists of forests, including well-developed secondary growth, and Guinea savanna.

Gorgyra afikpo: Gorgyra afikpo, the large leaf sitter, is a butterfly in the Hesperiidae family.  It is found in Senegal, Sierra Leone, Ivory Coast, Ghana, Nigeria, Cameroon, the Republic of the Congo, the Central African Republic, Uganda and north-western Tanzania.  The habitat consists of forests.

Cameroon: Cameroon ( ; French: "Cameroun" ), officially the Republic of Cameroon (French: "République du Cameroun" ), is a country in Central Africa.  It is bordered by Nigeria to the west; Chad to the northeast; the Central African Republic to the east; and Equatorial Guinea, Gabon and the Republic of the Congo to the south.  Cameroon's coastline lies on the Bight of Biafra, part of the Gulf of Guinea and the Atlantic Ocean.

Gorgyra subfacatus: Gorgyra subfacatus, the ochreous leaf sitter, is a butterfly in the Hesperiidae family.  It is found in Guinea-Bissau, Guinea, Sierra Leone, Liberia, Ivory Coast, Ghana and western Nigeria.  The habitat consists of forests.

Gorgyra warreni: Gorgyra warreni is a butterfly in the Hesperiidae family.  It is found in Cameroon and Nigeria.

Unwana: Unwana, also known as Unwara is a town and the third-most important urban area in Ebonyi State, Nigeria.  It is situated in the southern part of Ebonyi State.  It is bordered in the north by Afikpo, in the west by Edda, and in the East by cross river state.  It is the home town of late Ezeogo Dr Akanu Ibiam the knight commandant of British empire and the first governor of old eastern region of the Nigeria.  It is where Akanu Ibiam Federal Polytechnic Unwana, Ebonyi State is located .

Gorgyra rubescens: Gorgyra rubescens, the rufous leaf sitter, is a butterfly in the Hesperiidae family.  It is found in Nigeria (the Cross River loop), Cameroon, Gabon, the Republic of the Congo, the Central African Republic and the Democratic Republic of the Congo.  The habitat consists of primary forests.

Gorgyra sola: Gorgyra sola, the rare leaf sitter, is a butterfly in the Hesperiidae family.  It is found in Sierra Leone, Liberia, Ivory Coast, Ghana, Nigeria, Cameroon, Gabon and the western part of the Democratic Republic of the Congo.  The habitat consists of forests.

Gorgyra diversata: Gorgyra diversata, the dark leaf sitter, is a butterfly in the Hesperiidae family.  It is found in Guinea, Sierra Leone, Liberia, Ivory Coast, Ghana, Togo, Nigeria, Cameroon, the Republic of the Congo, the Central African Republic, Angola, the Democratic Republic of the Congo, Uganda (from the western part of the country to Bwamba) and western Kenya.  The habitat consists of forests.

Gorgyra sara: Gorgyra sara, the common leaf sitter, is a butterfly in the Hesperiidae family.  It is found in Sierra Leone, Liberia, Ivory Coast, Ghana, Nigeria, Cameroon, Equatorial Guinea (Mbini), the Republic of the Congo, the Central African Republic and the Democratic Republic of the Congo.  The habitat consists of forests.

Supporting paragraphs: Gorgyra afikpo Cameroon
Answer: Cameroon