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2. “On the Trail of Ancient Man.”;Andrews,1926
3. Venins de scorpions et serum antiscorpionique;Balozet;Arch. Inst. Pasteur Algerie,1955
4. Insect toxins and venoms;Beard;Ann. Rev. Entomol.,1963
5. The Gila Monster and its allies;Bogert;Bull. Am. Museum Nat. Hist.,1956