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On a collection of humble-bees from Northern Iran
Eine Aufsammlung von Bombus- und Psithyrus-Arten in den Kaspischen Provinzen des Nordiran, hauptsachlich aus Mazandaran, und im zentralen Elbrus aus den Jahren 1965 bis 1968 wird vorgestellt. Zum
On Palaearctic and Oriental species of the genera Pseudapis W.F. Kirby, 1900, and Nomiapis Cockerell, 1919 (Hymenoptera, Halictidae, Nomiinae).
Eine phylogenetische Analyse palaarktischer und orientalischer Nomaniinae bestatigt die bisher ubliche Praxis, sie zwei Gattungen, Pseudapis W. F. Kirby, 1900, und Nomiapis Cockerell, 1919,
Notes on some palaearctic and oriental Systropha, with descriptions of new species and a key to the species (Hymenoptera: Apoidea: Halictidae)
An annotated list of the palaearctic and oriental species of the genus Systropha Illiger, 1806, includes additional records for some less well-known species. A lectotype is designated for Systropha
Taxonomic and phylogenetic problems in Old World eucerine bees, with special reference to the genus Tarsalia Morawitz, 1895 (Hymenoptera: Apoidea: Anthophoridae)
A tribe Ancylini was established by Michener (1944: 273) for the two genera Ancyla and Tarsalia, but the two are not closely allied and Tarsalia appears rather to be an aberrant member of the
A provisional, annotated, list of the nominal taxa assigned to the genus Dasypoda Latreille, 1802, with the description of an additional species (Hymenoptera, Apoidea, Melittidae)
A provisional, annotated, list of the nominal species assigned to the Old-World (Palaearctic) genus Dasypoda Latreille, 1802, is given. Lectotypes are designated for Dasypoda panzeri Spinola, 1839,
A review of the Asian species of the genus Euaspis Gerstäcker (Hymenoptera: Apoidea: Megachilidae)
The Asian species of Euaspis are reviewed and two species described by Pasteels from 'Arabia' are shown to be of Bornean origin.
A remarkable new leaf-cutter bee from Thailand (Hymenoptera: Magachilidae).
Die bemerkenswerte und als neu erkannte Blattschneiderbienen-Art, Megachile trichorhytisma Engel sp. n. wird beschrieben. Die Beschreibung wird erganzt durch Abbildungen verschiedener Ansichten des
Alfred Russel Wallace’s record of his consignments to Samuel Stevens, 1854-1861
An annotated facsimile of those pages of Alfred Russel Wallace's notebook recording his consignments from the Malay Archipelago to his London agent, Samuel Stevens, is provided to provide readier access to scattered collection data and to assist in determining what specimens may properly be regarded as types or syntypes of the many taxa described by numerous contemporary authors from Wallace’s material.
Cold air challenge and platinum skin reactivity in platinum refinery workers. Bronchial reactivity precedes skin prick response.
It is suggested that proper surveillance for occupational asthma involves the use of several testing procedures, and RAST binding for platinum salts IgE antibodies showed a high level of agreement with platinum skin prick test results.