A study on the Steninae of Ningxia Autonomous Region is presented. Sixteen species are recognized, including new province records for 11 species and four new species: Stenus biwenxuani sp. n., Stenus liupanshanus sp. n., Dianous yinziweii sp. n., Dianous ningxiaensis sp. n. Habitus photos of the new species, illustrations of diagnostic characters of all species and a key to species of the Steni...

Thirty-eight species of Aleocharinae are newly reported from New Brunswick, bringing the total number of species known from the province to 216. Thirty-one of these species are newly recorded for the Maritime provinces, and four of them, Phloeopora oregona Casey, Gyrophaena michigana Seevers, Gyrophaena wisconsinica Seevers, and Tomoglossa decora (Casey), are newly recorded for Canada. Tomoglos...

Two new species, Pselaphodes linae Yin & Li, sp. n. (Hainan, Fujian) and Pselaphodes shii Yin & Li, sp. n. (Hainan) are described from South China. Taiwanophodes minor Hlaváč is reported from outside Taiwan for the first time. Illustrations of major diagnostic features are provided for all treated taxa. The latest key to Chinese Pselaphodes is modified to include the new species.

Paederus (Gnathopaederus) xuei Peng & Li sp. n. (Yunnan: Dawei Shan) and P. (G.) cheni Peng & Li sp. n. (Hunan: Badagong Shan) are described and illustrated. Additional records of P. (G.) bursavacua Willers, 2001, P. (G.) szechuanus (Chapin, 1927) and P. (G.) yunnanensis Willers, 2001 are reported.

Five new Chinese species of Cephennodes (s. str.) are described: C. bicavatus sp. n. (Guangdong), C. pseudobos sp. n. (Guangxi), C. huapingensis sp. n. (Guangxi), C. elevatus sp. n. (Guangxi), and C. gaozhaianus sp. n. (Guangxi). Cephennodes qiongdaoanus Jałoszyński and C. capricornis Jałoszyński are recorded for new localities in the provinces of Guangxi and Hainan, respectively. Diagnostic ch...

The aleocharine beetles of the Yukon Territory, Canada are reviewed based on material studied since the most recent survey of the territory in 2008. The present contribution recognizes a fauna of 125 species, of which 9 are new to science, 20 represent new territorial records and one represents a new Canadian record. Seventeen species are considered Holarctic, 6 introduced, and 2 species are of...

A new species of Rugilus Leach, Rugilus (Rugilus) huanghaoisp. n. from Qinling, Shaanxi Province, China, is described and illustrated. Additional records of seven species from Qinling are reported.

Two new species of the genus Pseudolathra Casey from mainland China are described and attributed to their respective species groups, P. cylindrata sp. n. from Hubei and Sichuan, and P. superficiaria sp. n. from Yunnan. Pseudolathra pulchella (Kraatz, 1859), P. transversiceps Assing, 2013 and P. bipectinata Assing, 2013 from Yunnan are reported from China for the first time. The history of the e...

Six species of Lathrobium Gravenhorst, 1802 from the Emei Shan, Sichuan, are described and illustrated: Lathrobium iunctum Assing & Peng sp. n., Lathrobium coniunctum Assing & Peng sp. n., Lathrobium conexum Assing & Peng sp. n., Lathrobium ensigerum Assing & Peng sp. n., Lathrobium hastatum Assing & Peng sp. n., and Lathrobium bisinuatum Assing & Peng sp. n. Based on their primary and secondar...