There are some differences in the colour of the back and chest in the subspecies, and it has been suggested that these should be treated as separate species: P. viridis between the Madeira and Tapajós rivers, P. dextralis between the Tapajós and Tocantins rivers, and P. obscura east of the Tocantins.
In Tom Strong #11, Moore and co-creator Chris Sprouse more fully introduce the idea of Terra Obscura being a parallel Earth, "but in our own dimension. In our own galaxy".
In recent times the collective have shared the stage with acclaimed artists and bands including Camera Obscura, The Clientele, Architecture in Helsinki, Jens Lekman, Lou Barlow, Gerling, New Buffalo, Starky, The Panics and The Lucksmiths.
Gods in Polyester, or, A Survivors' Account of 70's Cinema Obscura (2004)
On June 24, 2009, Jonas Bryssling confirmed on Spawn of Possession's message board that Matthew Chalk (ex-Psycroptic, Mephistopheles) and Christian Muenzner (Obscura, ex-Necrophagist) have joined the band.
He also contributed to Obscura's highly acclaimed album Omnivium, playing a guitar solo on the song "Euclidean Elements".
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In 2011, Talamanca and Dutch fretless bassist Jeroen Paul Thesseling (former member of Pestilence and Obscura) announced that they formed a new project named 'Nufutic', that will incorporate a wide range of music, including a fusion of Death Metal, jazz fusion, flamenco, etc.
In his Filippo he has represented, almost with the masterly touches of Tacitus, the sombre character, the dark mysterious counsels, the suspensa semper et obscura verba, of the modern Tiberius.
M. f. obscura is native to south-western Western Australia, and M. f. wayensis is native to the rest of Western Australia.