Increasingly, new species are being described without there being a name-bearing type
specimen. In 2015, a new species of primate was described, the golden-crowned langur …

The Handbook of the Mammals of the World is a series dedicated to documenting class
Mammalia that will ultimately comprise 8 volumes. Volumes 1 (Carnivores) and 2 (Hoofed …

Recently Nardelli (International Zoo News 62: 323-336) described a new species of
colobine, the Golden-crowned langur Presbytis johnaspinalli, solely on the basis of …

The purpose of this application, under Articles 23.9. 3 and 81.1 of the Code, is to conserve
the usage of the species-group name Simopithecus oswaldi by giving it precedence over its …

The Tenasserim lutung Trachypithecus barbei was previously known from museum
specimens and field observations only. We discovered a zoo specimen and present the first …

In the past two decades, building on Jablonski's (1993) seminal volume, enormous progress
has been made in clarifying the fossil record and evolutionary history of Theropithecus …

The introduction of exotic species can have detrimental effects on local populations via
factors such as resource competition and new threats from disease. Singapore has three …

The polytypic Angola colobus Colobus angolensis is a widespread species that, in eastern
Africa, is often restricted to small, highly isolated, areas. In 1966, evidence for an …

During the period 1994 through 2007, three intermittent and discontinuous surveys were
conducted which documented the presence or absence of Cercocebus chrysogaster …

As correctly observed by Delson et al.(2021), Theropithecus atlanticus (Thomas, 1884) from
Aïn Jourdel in Algeria was the first fossil representative of the genus ever described. This …