Heinrich Maximilian Friedrich Helmut Sick, German-born Brazilian ornithologist and entomologist (Leipzig 10 January 1910 – Rio de Janeiro 05 March 1991)

Authored over 200 papers

Discovered over 10 plant taxa and 50 animal taxa from Brazil

DESCRIBED NEW TAXA

Aves

Valid Species

Cinclodes pabsti 1969

Lepidothrix vilasboasi 1959

Merulaxis stresemanni 1960

Scytalopus novacapitalis 1958

Valid Subspecies

Coryphaspiza melanotis marajoara 1967

Dendrocincla fuliginosa trumaii 1950

Eupsittula pertinax paraensis 1959

Paroaria baeri xinguensis 1950

Seicercus xanthoschistos tephrodiras 1939

Sporophila bouvreuil crypta 1968

Streptoprocne biscutata seridoensis 1991

Urocissa flavirostris schaferi 1939

Lepidoptera

Valid Species

Desmoclystia prouti 1941

Epipsestis nigropunctata 1941

Euparyphasma obscura 1941

Hypsidia australica 1938

Macrothyatira subaureata 1941

Microthyatira decorata 1941

Nemacerota decorata 1941

Nemacerota griseobasalis 1941

Neotogaria hoenei 1941

Systatica bilineata 1938

Isoptera

Species

At least 11

Protozoa

Sterkiella quadrinucleatus 1933

HONORS (Arachnida)

Sickius Soares & Camargo 1948

Sickesia H. Soares 1979