Published in Occasional Papers of the Boston Society of Natural History, in 1926, in volume 5, pages 191-194

Published in Occasional Papers of The Boston Society of Natural History, in 1926, in volume 5, pages 207-208

Published in Occasional Papers of the Boston Society of Natural History, in 1926, in volume 5, pages 209-215

Published in Occasional Papers of The Boston Society of Natural History, in 1926, in volume 5, pages 217-219

Published in Occasional Papers of The Boston Society of Natural History, in 1926, in volume 5, pages 221-222