Boaedon olivaceus ( Duméril, 1856 )

Sánchez-Vialas, Alberto, Calvo-Revuelta, Marta & Riva, Ignacio De La, 2022, Synopsis of the terrestrial Reptiles of Equatorial Guinea, Zootaxa 5202 (1), pp. 1-197 : 103-107

Boaedon olivaceus ( Duméril, 1856)

Figure 27A

Holuropholis olivaceus Duméril, 1856: 466 . Type locality: “Gaboon”, Gabon.

Boodon poensis Günther, 1888: 330 . Type locality: “ Fernando Po ” (= Bioko ).

Holuropholis olivaceus ( Duméril, 1856) : Boettger 1889: 279.

Boodon olivaceus ( Duméril, 1856) : Boulenger 1893: 335.

Boaedon olivaceus ( Duméril, 1856) : Loveridge 1957: 219.

Boaedon olivaceus stirnensis Stucki-Stirn, 1979 . Type locality: northern Cameroon.

Lamprophis olivaceus ( Duméril, 1856) : Broadley 1983.

Lamprophis olivacea ( Duméril, 1856) : Jackson 2008: 325.

Distribution. It is widespread across the forests from Sierra Leona and Guinea in West Africa to Uganda in East Africa. In Equatorial Guinea it has been recorded in Bioko ( Günther 1888; Boulenger 1893; Bocage 1903) at Malabo ( Mertens 1941), San Carlos and Ureca ( Mertens 1964a), and in Río Muni at Monte Alén National Park ( Lasso et al. 2002), including Monte Mitra ( Gonwouo & Nsang 2005) ( Map 30C ).

Comments. The specimen EBD 27754 contained a mouse in its stomach.

Specimens examined. Nineteen specimens. Equatorial Guinea: estación Cori Laranetta (locality not found) ( EBD 2849 ) . Río Muni: Bata ( EBD 2850 ) ; Miboman (road to Bata, Km 29), 15 November 1986 ( EBD 20833) ; Miboman , 06 September 1985 ( EBD 20836) ; Miboman (road to Movó ), 01 September 1984 ( EBD 18368) ; Mongomo , 06 April 1986 ( EBD 20834) , 17 April 1986 ( EBD 20835) ; San Joaquín de Ndyiacom , 1999 ( EBD 31498) , 25 June 1987 ( EBD 27806) ; San Joaquín de Ndyiacom (road from Bata to Niefang ), 01 August 1986 ( EBD 24967) ; San Joaquín de Ndyiacom , 1990 (EBD 31496, EBD 31498) ; three kilometres from Asonga , 20 June 1984 ( EBD 18356) . Bioko : without specific locality ( MNCN 18373 , MNCN 18374 ) ; road from Moka to Malabo, close to Patio Potao , 09 November 2003 ( MNCN 50493 ) ; Bioko Sur, Luba , 08 June 1984 ( EBD 18712) ; Banapá (two specimens housed in the EBD without calatogue number, P. Basilio leg.) .

Figures

FIGURE 27. From left to right: lateral, dorsal and ventral views of the head of: Boaedon olivaceus (A) (MNCN 50493), Boaedon virgatus (B) (EBD 2848), and Bothrolycus ater (C) (EBD 31496). Photos: AS-V.

MAPS 30 A–C. Distribution maps for Equatorial Guinean records of (A) Naja (Boulengerina) multifasciata; (B) Pseudohaje goldii; (C) Boaedon olivaceus.