Results 1 to 10 of about 249 (165)
Osmoxylon-like fossils from early Eocene South America: West Gondwana-Malesia connections in Araliaceae. [PDF]
Am J BotAbstract Premise Araliaceae comprise a moderately diverse, predominantly tropical angiosperm family with a limited fossil record. Gondwanan history of Araliaceae is hypothesized in the literature, but no fossils have previously been reported from the former supercontinent.
Wilf P.
europepmc +2 more sources
The taxonomic status of Farlowella colombiensis Retzer & Page 1997 with comments on species of the F. acus species group (Loricariidae: Loricariinae). [PDF]
J Fish BiolAbstract The genus Farlowella has been historically challenging, in part due to the difficulty in defining diagnostic characters for defining and identifying the species. Farlowella colombiensis is one such example, whose diagnostic characters are based on caudal‐fin colour pattern, ventral pattern of body cover and anatomical details of the head, such
Melo-Ortiz OE +4 more
europepmc +2 more sources
EXPERIMENTOS REPLICATIVOS DE GRABADOS EN PIEDRA: IMPLICANCIAS EN EL ARTE RUPESTRE DE LA LOCALIDAD ARQUEOLÓGICA DE PIEDRA MUSEO (SANTA CRUZ, ARGENTINA) [PDF]
Boletin Del Museo Chileno De Arte Precolombino, 2011 Este trabajo presenta los avances en las investigaciones sobre las tecnicas de produccion de grabados rupestres de la localidad arqueologica Piedra Museo, Santa Cruz (Argentina). El afloramiento sobre el que se documentaron los petroglifos es producto de una ingresion marina del Terciario -de base coquinoide- sumamente friable, que pudo haber ...
Virginia Lynch, Lynch Virginia
exaly +4 more sources
Sobre una cabeza de piedra en el Museo Nacional de Antropología
Anales del Instituto de Investigaciones Estéticas, 1976 .
Beatriz De la Fuente
doaj +2 more sources
Comptes Rendus De L'Académie Des Sciences Earth & Planetary Sciences Série II, Sciences De La Terre Et Des Planètes =, 2000 Abstract The Piedra Museo site (Santa Cruz, Argentina), excavated over the past nine years has yielded a rich archaeological record, which contributes to the discussion on the first peopling of the Americas. We present here a new study of the site, based on an analysis of the stratigraphy, spatial distribution of archaeological remains, bone ...
Fernando V Ramirez Rozzi +2 more
exaly +3 more sources
Boletín del Museo Chileno de Arte Precolombino, 2011 Este trabajo presenta los avances en las investigaciones sobre las técnicas de producción de grabados rupestres de la localidad arqueológica Piedra Museo, Santa Cruz (Argentina). El afloramiento sobre el que se documentaron los petroglifos es producto de
Rocío V Blanco, Virginia Lynch
doaj +1 more source
Estudios Atacameños, 2004 Nuestro análisis intenta profundizar en la descripción de recursos rocosos potenciales para el uso humano que forman parte del paisaje de un sector de la meseta central santacruceña. Es nuestro objetivo, introducir una nueva metodología para cuantificar
Roxana Cattaneo
doaj +10 more sources
Anuario de Estudios Medievales, 2023 En este trabajo se estudian seis epitaphia sepulcralia de finales del siglo XV y comienzos del XVI realizados posiblemente en uno o en dos talleres escultóricos toledanos especializados en la elaboración de lápidas sepulcrales de piedra.
María del Mar Royo Martínez
doaj +1 more source
Biotropica, Volume 55, Issue 6, Page 1215-1232, November 2023., 2023 In Puerto Rico, a tropical archipelago in a region characterized by complex socio‐economic and environmental change, ecological knowledge of the local insect fauna is scarce. Greater emphasis on ecological monitoring of model insect groups like Lepidoptera could provide insight into the effects of global change on tropical biodiversity and contribute ...
Caitlin N. Terry +3 more
wiley +1 more source
Ibis, Volume 165, Issue 4, Page 1235-1250, October 2023., 2023 The nestlings of many Neotropical bird species suffer from Philornis (Diptera: Muscidae) ectoparasitism. Although nestlings are typically considered the intended targets, recent work indicates that Philornis infest adult birds more frequently than previously appreciated, yet few studies have concurrently surveyed nestlings and adults for Philornis in ...
Joshua B. LaPergola
wiley +1 more source