The genus Streptomyces comprises a group of bacteria species with high economic importance. Several of these species are employed at industrial scale for the production of useful compounds. Other characteristic found in ...

Although Babesia represents an important worldwide veterinary threat and an emerging risk to humans, this parasite has been poorly studied as compared to Plasmodium, its malaria-causing relative. In fact, Babesia employs ...

Systematics has a long history of conficting results arising from analyses of diferent categories of biologically informative data and difering analytical methods. Until the advent of numerical methods in systematics in ...

This work attempts at providing a revised framework for ornithischian phylogeny, based on an exhaustive data compilation of already published analyses, a critical re-evaluation of osteological characters and an in- depth ...

In the thirty years since the last comprehensive review of the Brachyopidae many new brachyopid genera have been described and several different phylogenies proposed. This paper provides revised diagnoses of the Brachyopidae, ...

The present chaper is the Introduction to the superfamily Curculionoidea, on a book that is the third volume in the Handbook of Zoology series which treats the systematics and biology of Coleoptera. The introductory chapter ...

Lipurometriocnemus Sæther (Diptera: Chironomidae: Orthocladiinae) is composed of fve species endemic to the Americancontinent. Three new species from Argentina are described and illustrated as males and Austrocladius ...

Systematic analysis shows that the Southern Hemisphere bivalve genus Retrotapes includes the Antarctic species R. antarcticus, R. newtoni, and R. robustus and recognizes for the first time the presence of Katelysia represented ...

Archosauria include two extant clades, crocodylians and avians. However, the diversification of the avian and crocodylian crown groups are relatively recent events that began during the Late Cretaceous (Brochu 2001, 2003; ...