First record of Sclerocarpus africanus Jacq. (Asteraceae, Heliantheae) for South America
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First record of the Devonian lycophyte Leclercqia from South America
A single leafy stem from the Middle or lowermost Upper Devonian Campo Chico Formation, Sierra de Perija, western Venezuela, is the first record of the important Devonian herbaceous lycophyte Leclercqia from South America, usually considered as part of western Gondwana. The seemingly cosmopolitan distribution of this genus is discussed in relation to coeval assemblages and palaeocontinental reco...
متن کاملFirst record of Trichosteresis Förster (Hymenoptera: Megaspilidae) from South America.
The family Megaspilidae worldwide comprises more than 450 species in 11 genera (Dessart 2006), but the fauna of the family in South America is poorly known. For example, Dendrocerus Ratzeburg has been the only named genus reported from either Argentina (Loiácono 1998; Martinez 2003) or Brazil (Loiácono & Margaría 2002). Trichosteresis Förster is considered a monotypic genus, recorded from Europ...
متن کاملAn ITS phylogeny of Balsamorhiza and Wyethia (Asteraceae: Heliantheae).
The relationships among the species of Balsamorhiza and Wyethia (Asteraceae: Heliantheae) were examined using data from the internal transcribed spacer (ITS) region of the nuclear ribosomal DNA. The ITS sequences were obtained from nine species of Balsamorhiza and 14 species of Wyethia as well as seven outgroup genera. Five of the outgroup genera were members of the subtribe Engelmanniinae of t...
متن کاملThe first Oligocene sea turtle (Pan-Cheloniidae) record of South America
The evolution and occurrence of fossil sea turtles at the Pacific margin of South America is poorly known and restricted to Neogene (Miocene/Pliocene) findings from the Pisco Formation, Peru. Here we report and describe the first record of Oligocene (late Oligocene, ∼24 Ma) Pan-Cheloniidae sea turtle remains of South America. The fossil material corresponds to a single, isolated and well-preser...
متن کاملLeioproctus rosellae sp. n., the first record of the genus from northern South America (Hymenoptera, Colletidae)
Leioproctus Smith is a diverse colletine genus found in the Australian region and primarily temperate areas of South America. A new species of Leioproctus subgenus Perditomorpha Ashmead, Leioproctus rosellae Gonzalez, sp. n., from a tropical dry forest of the Caribbean coast of Colombia is described and figured. This is the first record of the genus from northern South America.
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ژورنال
عنوان ژورنال: Check List
سال: 2016
ISSN: 1809-127X
DOI: 10.15560/12.6.2003