claim: Benzodiazepine is a type of medicine.
evidence: Zonites siphnicus is an extinct species of air-breathing land snail , a terrestrial pulmonate gastropod mollusk in the family Zonitidae .. Zonitidae. Zonitidae. Zonites. Zonites. species. species. land snail. land snail. terrestrial. terrestrial molluscs. pulmonate. pulmonate. gastropod. gastropod. mollusk. mollusk. extinct. extinct. Zonites siphnicus is considered to be extinct .. Zonites. Zonites. extinct. extinct