[PDF] Top 20 Two new species of nocturnal bees of the genus Megalopta (Hymenoptera: Halictidae)

... half of clypeus, vertex, upper gena, mesepisternum dorsally, scutum, scutellum and metanotum with light brown erect hairs; remaining areas of head and mesosoma (includ- ing legs) with erect golden to pale ... See full document

... ring of cirri on the margin of the ocular-side anterior ...or two ocular-side pectoral-fin rays and pigment pat- terns on the vertical ...on the blind side and at least ... See full document

... Tip of upper lip on a horizon- tal line passing below lower margins of orbit, with two marginal pores at its lower ...Underside of lower jaw with two pores at tip and a distinct ... See full document

... : Two alate queens from Barinas, ...from the nest that is described ...94-96. The nest queen has a TL of 1 1 ...for the alate specimens. Tbis difference in TL is mostIy due to ... See full document

... patch of cten­ oid scales on the basal part of the pectoral ...Top of head spiny. Margin of preopercle and one-third of opercular margin ...Number of d0rsal fin ... See full document

... Only species in the limai species group with poststigmatic pale spots L-shaped nearly isolating a small dark spot at tip of second radial cell, distal pale spots in r 3 and m 1 small and ... See full document

... from the holotype, which we have examined. TAYLOR (2) reported that the single known individual was an adult ...female. The specimen measures ...any of the type series of B. ... See full document

... at the anterior tip of ...diameter of 0.5 µm approxi- mately constant in its whole length. The body is usually light ...evident. The posterior end is bilobed (Fig. 8A) the lobes ... See full document

... Invertebrates of Icelandic Waters) expeditions are part of an international and collaborative programme started in 1991, designed to provide extensive knowledge of the marine benthic fauna ... See full document

... showing the fine striae sculpture (SMNS ...beginning of the peristome (SMNS ...beginning of bodychamber not discernible (SMNS ...part of peristome (SMNS ...row of tubercles at ... See full document

... Abstraet: The genus Jikradia Nielson extends from eastern North America to Central America and the Galapagos ...additional new species are described and iIIustrated: ...ochraceous; ... See full document

... This species is represented by few speci­ mens, but it is constant over a large ...to the common E. mixta, bút differs in the bidentate mandibles and in the presence of the ... See full document

... reduce the mortality of the young adult ...several species of solitary bees and wasps it is estimated that the pre-nesting mortality of adult fe males is 50% or ... See full document

... color of Undulambia adults is brown, not white, as in Albusambia and ...Wings of Undulambia are incised, and those of Albusambia and Neurophyseta are ...In the male genitalia of ... See full document

... The species allied to Euglossa bursigera constitute a very distinctive and interesting ...one of these, ...other species; three were described in the first paper of this series ... See full document

... Abstract: Two new species of the genus Squatina (Chondrichthyes: Squatinidae) from the Gulf of ...Mexico. Two undescribed species of the ... See full document

... The genus Neralsia was described by Cameron (1883) to include a species collected in Guatemala, Neralsia rufipes, characterized, according to the author, by presenting the radial cell ... See full document

... Two new species of Iridaceae are described and illustrated, both collected in the state of Oaxaca, ...in the flood plains of Llano de las ...from the type ... See full document

... The new genus and species of Polyancistrini katydids Tainacanthus ferox ...in the highest mountains of the Dominican Republic, island of ...is the ... See full document

... Comparison of phylogenies derived from multiple linkage groups: a test of chromosomal speciation in ...to the Faculty of the Graduate School of The University of ... See full document