Vol 23 p. 005-007 Gliwa B., Stukonis V. Erythromma viridulum (Odonata: Coenagrionidae) - a new species to Lithuania

Vol 23 p.008-010 Baužys D. New species of true bugs (Heteroptera) in Lithuanian fauna, registered in 2008–2011

Vol 23 p.011-014 Baužys D. Green shield bug (Palomena prasina) – the insect of the year 2010: campaign review and results

Vol 23 p.015-022 Ferenca R., Ivinskis P., Meržijevskis A., Rimšaitė J., Karalius S. Twenty beetle (Insecta: Coleoptera) species new for the Lithuanian fauna

Vol 23 p.023-029Ferenca R., Tamutis V. Contribution to the knowledge of Lithuanian Silvanidae Kirby, 1837 (Insecta: Coleoptera)

Vol 23 p.030-033 Mulerčikas P., Tamutis V., Kazlauskaitė S. New data on seven protected and two rare beetle (Insecta, Coleoptera) species registered in Lithuania in 1997–2011

Vol 23 p.034-038 Nagrockaitė R., Tamutė B., Tamutis V. New and rare beetle (Coleoptera) species from Curonian spit (Lithuania)

Vol 23 p.039-048 Stanionis D., Petrikas T. New and rare Coleoptera species in Lithuania

Vol 23 p.049-056 Dapkus D., Švitra G. Data on the distribution of Colias palaeno (Linnaeus 1761) (Lepidoptera, Pieridae) in Lithuania

Vol 23 p.057-060 Diškus A., Navickaitė A., Stonis J. R. New records of four rare species of Nepticulidae (Lepidoptera) discovered in western Lithuania

Vol 23 p.061-066 Sruoga V., Ivinskis P. New records of Elachistinae (Lepidoptera, Elachistidae) from Lithuania

Vol 23 p.067-093 Švitra G., Bačianskas V., Ūsaitis T., Lukoševičius D. Four new and 153 rare for the Lithuanian fauna Lepidoptera species recorded in 2011

Vol 23 p.094-098 Ūsaitis T. Rare for Lithuanian fauna Lepidoptera species recorded in 2010

Vol 23 p.099-100 Bernotienė R., Lučiūnaitė V. Mosquito (Diptera: Culicidae) species new for Lithuanian fauna

Vol 23 p.101-105 Kurina O., Vilkamaa P., Rimšaitė J. Eleven species of Sciaroidea (Diptera) new to the Lithuanian fauna

Vol 23 p.106-111 Petrašiūnas A. New data on the Diptera fauna of Lithuania

Vol 23 p.112-113 Ūsaitis T. New record of Locusta migratoria (Linnaeus, 1758) (Orthoptera: Acrididae) from Lithuania

Vol 23 p.115-119 Gliwa B. - Dėl laumžirgių pavadinimų

Vol 23 p.120-121 De Prins J. - Book Review

Vol 23 p.122 - Erratum, De Prins J. 2010