Frill-necked monarch

The frill-necked monarch (Arses lorealis) is a species of songbird in the Monarchidae family. It is endemic to the rainforests of the northern Cape York Peninsula. It was considered a subspecies of the related frilled monarch (Arses telescophthalmus) for many years before being reclassified as a separate species in 1999 by Schodde and Mason, and upheld by Christidis and Boles in 2008.
Taxonomy
The frill-necked monarch was first described in 1895 by English ornithologist and ex-clergyman Charles Walter De Vis, from a specimen collected by Kendall Broadbent that year. However, undescribed specimens had existed in the Macleay Museum in Sydney and the National Museum in Melbourne for twenty years beforehand. The first eggs were collected by H. G. Barnard the following year in Somerset, Cape York.
The frill-necked monarch is a member of a group of birds termed monarch flycatchers. This group is considered either as a subfamily Monarchinae...