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Diversity and biostratigraphy of the late Oligocene-late Miocene sand dollars (Echinoidea: Scutelliformes) of Argentina and Uruguay
(Universidad de Costa Rica, 2021)
Diversity and biostratigraphy of the late oligocene-late miocene sand dollars (Echinoidea: Scutelliformes) of Argentina and UuguayDiversidad y bioestratigrafía de las galletas de mar (Echinoidea: scutelloida: scutellifomes) del oligoceno tardío-mioceno tardío de Argentina y Uruguay
(Revista de Biología Tropical, 2021-03)
Introduction: Scutelliforms were diverse and widespread in shallow marine environments during Neogene times in South America. Nevertheless, they have almost never been used as biostratigraphic tools. Objective: To provide ...
Distribution patterns of ectosymbiont crabs and their sand dollar hosts in a subtropical estuarine sandflat
(Universidad de Costa Rica, 2015)
A new late Cenozoic species of Abertella (Echinoidea: Clypeasteroida) from Patagonia
(Magnolia Press, 2013-01)
A new species of abertellid sand dollar, Abertella miskellyi n. sp., is described from the Miocene Camarones Formation of Patagonia, southern Argentina. The new taxon corroborates the existence of the genus in South America, ...
Late oligocene-miocene non-lunulate sand dollars of South America: Revision of abertellid taxa and descriptions of two new families, two new genera, and a new species
(Magnolia Press, 2018-01)
Material for all seven South American species of late Oligocene and Miocene scutelliform, non-lunulate sand dollars (Echinoidea: Clypeasteroida) was examined, resulting in revision of several taxa, and description of a new ...
A new South American Miocene species of 'one-holed' sand dollar (Echinoidea: Clypeasteroida: Monophorasteridae)
(Magnolia Press, 2016-12)
A new species of monophorasterid sand dollar, Monophoraster telfordi n. sp., is described from the Early Miocene basal horizons of the Chenque Formation of Patagonia, Santa Cruz Province, in southern Argentina. The new ...
Phylogenetic systematics of Tertiary monophorasterid sand dollars (Clypeasteroida: Echinoidea) from South America
(Paleontological Society, 2000-10)
Sand dollars in the Monophorasteridae Lahille, 1896, form an important part of the South American Cenozoic echinoid fauna. Re-examination of type and other material adds significantly to our knowledge of the morphology and ...