. B. ammodytoides Leybold, 1873 0 Patagonian lancehead Argentina in the provinces of Buenos Aires, Catamarca, Córdoba, Chubut , La Pampa , La Rioja , Mendoza , Neuquén , Río Negro , San Juan , San Luis, Santa Cruz and Tucumán. B. andianus Amaral , 1923 0 Andean lancehead Southern mountains