A new species of hognose pitviper, genus Porthidium, from the southwestern Pacific of Costa Rica (Serpentes: Viperidae)

iii) not include redundant information... Explaining initial conditions, and the values of constants? 2.3: Anthropic explanation, selection effects.. Anthropic explanation,

Palabras clave : Cretácico, A rgentina, Patagonia, coracoides, Neor nithes, Cimolopterygidae... ABSTRACT: In the present paper, the new genus and species of neornithine bird,

The new species possesses cervical alae abruptly interrupted at mid-length of esophageal bulb form an acute angle, distinguishing it from 5 of the 17 species in the genus.. The

Reproductive biology of three sponge species of the genus Xestospongia (Porifera: Demospongiae: Petrosida) from the Great Barrier Reef.. Indagine ultrastrutturale sugli

The majority of the established alien species in the WMED are of Pacific, Indo- Pacific, Indian and/or Red Sea origin, whereas less originate in the tropical

A new genus, Archaeoradiolites, is described from the Upper Aptian of south-east Spain and south-west France, characterized by the microstructure of the outer

Samples of “Turrialba cheese” (Latin-type fresh cheese) were obtained from different locations in Costa Rica to determine the levels of contamination with

naledi differs from Middle Pleistocene (MP) and Late Pleistocene (LP) Homo (here we include specimens sometimes attributed to the putative Early Pleistocene taxon Homo antecessor,