Primary types of microlepidoptera in the Museum of Comparative Zoology (with a discursion on V. T. Chambers' work)Published in Bulletin of The Museum of Comparative Zoology, in 1990, in volume 152, pages 45-87Early Mississippian blastoids from western MontanaPublished in Bulletin of The Museum of Comparative Zoology, in 1990, in volume 152, pages 89-166
Early Mississippian blastoids from western MontanaPublished in Bulletin of The Museum of Comparative Zoology, in 1990, in volume 152, pages 89-166