Paper by Adolpho Lutz published in January 1930 in Memórias do Instituto Oswaldo Cruz (v.23, fasc. 1, p.1-20 in Portuguese and p.21-33 in English); five engraved plates, with drawings by Raymundo Honório and photographs by J. Pinto. [E.N.]

See Appendix on p.302. [E.N.]