Neotropical Cerambycidae (Coleoptera) primarily in the Canadian Museum of Nature, Ottawa. I. Falsamblesthiini (Lamiinae)

The following new species are described: Nyctonympha andersoni, sp. n., and N. howdenarum, sp. n., both from Colombia; N. genieri, sp. n., from Ecuador; N. taeniata, sp. n., from Trinidad; Falsamblesthis microps, sp. n., from Venezuela; Bactriola circundata, sp. n., from Brazil (Rio de Janeiro); B. maculata, sp. n., from Venezuela and Ecuador; and B. falsa, sp. n., from Brazil (Minas Gerais to Rio Grande do Sul). A redescription of Bactriola vittulata Bates, 1886, herein designated as the type species of the genus, is provided. Accurate data on the occurrence of Saepiseuthes chilensis Thomson, 1868, in Chile are given. Keys to the species of Bactriola Bates, 1886 and Nyctonympha Thomson, 1868 are added

Neocorus ibidionoides (Serville, 1834): notes on the biology, descriptions of the Larva and Pupa (Col., Cerambycinae)

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New species of Physopleurus Lacordaire (Coleoptera, Cerambycidae, Prioninae)

Physopleurus erikae sp. nov. proveniente da Colômbia é descrita e figurada. É apresentada uma chave para identificação das espécies de Physopleurus.Physopleurus erikae sp. nov. from Colombia is described and figured. A key to the species of Physopleurus is added

Ucai, a new genus of Anacolini (Coleoptera, Cerambycidae, Prioninae) from Brazil

Novos táxons descritos: Ucai gen. nov. espécie-tipo, Ucai nascimentoi sp. nov. de São Paulo.New taxa described: Ucai gen. nov., type-species, Ucai nascimentoi sp. nov. from São Paulo