The species is known solely from the holotype specimen, number QVM:2000:GFV:154, the distal end of a right humerus, conserved in the collections housed by the Queen Victoria Museum and Art Gallery in Launceston, Tasmania.
In 1990, a survey exhibition of his paintings and drawings was mounted by the Queen Victoria Museum and Art Gallery, Launceston, which toured Tasmania and Victoria.
McNair is a supporter of the arts with membership in a number of organisations including the Royal Society of Tasmania, Queen Victoria Museum and Art Gallery, the National Trust of Tasmania and Theatre North.
There is also a special exhibition of a full Chinese temple that was used by 19th-century Chinese tin miners, a working planetarium, and displays related to Launceston's industrial environment and railway workshops.
Victoria | Queen Victoria | Victoria (Australia) | British Museum | Victoria Cross | Museum of Modern Art | Art Deco | Metropolitan Museum of Art | Queen | Queen's Counsel | Queen's University | American Museum of Natural History | Art Institute of Chicago | National Portrait Gallery | Victoria and Albert Museum | Queen Mary | Natural History Museum | San Francisco Museum of Modern Art | National Gallery of Art | Queen (band) | Honolulu Museum of Art | museum | Queen Elizabeth | Whitney Museum of American Art | Mary, Queen of Scots | Museum of Fine Arts, Boston | University of Victoria | Los Angeles County Museum of Art | Solomon R. Guggenheim Museum | Queen Anne |
Invermay is also home to many of Launceston's cultural institutions, in an area known as the "Inveresk Precinct" including the Tramway museum, Queen Victoria Museum and Art Gallery, The Powerhouse Gallery and ArtSpace and University of Tasmania campus.
Joannes paintings can be found with many astute private collectors as well as in the Tasmanian Queen Victoria Museum and Art Gallery in Launceston as well as in the Artists Garret in Deloraine, Tasmania,the Tasmanian Design Centre in Launceston and the Ulverstone Civic Centre