H. F.  Howden, ?Cases of interspecific "parasitism" in Scarabaeidae (Coleoptera)?, Journal of the Tennessee Academy of Science, vol. 30, pp. 64-66, 1955.

H. F.  Howden, ?Investigations on sterility and deformities of Onthophagus (Coleoptera, Scarabaeidae) induced by gamma radiation?, Annals of the Entomological Society of America, vol. 50, pp. 2-9, 1957.

H. F.  Howden, ?Speculations on some beetles, barriers, and climates during the Pleistocene and Pre-Pleistocene periods in some non-glaciated portions of North America?, Systematic Zoology, vol. 12, pp. 178-201, 1963.

H. F.  Howden, ?Beetles, beach drift, and island biogeography?, Biotropica, vol. 9, pp. 53-57, 1977.

H. F.  Howden and Campbell, J. M., ?Observations on some Scarabaeoidea in the Colombian Sierra Nevada de Santa Marta?, The Coleopterists Bulletin, vol. 28, pp. 109-114, 1974.

H. F.  Howden and Howden, A., ?Change through time: a third survey of the Scarabaeinae (Coleoptera: Scarabaeidae) at the Welder Wildlife Refuge?, The Coleopterists Bulletin, vol. 55, pp. 356-362, 2001.

H. F.  Howden and Peck, S. B., ?Collecting in El Salvador, with particular reference to Scarabaeoidea and Silphoidea (Coleoptera)?, The Coleopterists Bulletin, vol. 26, pp. 63-72, 1972.

H. F.  Howden and Ritcher, P. O., ?Biology of Deltochilum gibbosum (Fab.) with a description of the larva?, The Coleopterists Bulletin, vol. 4, pp. 53-57, 1952.

H. F.  Howden and Scholtz, C. H., ?Changes in a Texas USA Dung Beetle Community between 1975 and 1985 Coleoptera Scarabaeidae Scarabaeinae?, The Coleopterists Bulletin, vol. 40, pp. 313-316, 1986.

S. B.  Peck and Howden, H. F., ?Response of a Dung Beetles Guild to Different Sizes of Dung Bait in a Panamanian Rainforest?, Biotropica, vol. 16, pp. 235-238, 1984.

S. B.  Peck and Howden, H. F., ?Response of a dung beetle guild to different sizes of dung bait in a Panamanian Rainforest?, Biotropica, vol. 16, pp. 235-238, 1984.