Citation: Hf. Howden, MORE ON PODOLASIA HAROLD - A NEW SPECIES AND NOTES ON ANOTHER (COLEOPTERA, SCARABAEIDAE, MELOLONTHINAE), The Coleopterists bulletin, 52(3), 1998, pp. 275-277
Citation: Hf. Howden, A NEW SPECIES OF PELIDNOTA MACLEAY FROM CHIRIQUI PROVINCE, PANAMA (SCARABAEIDAE, RUTELINAE), The Coleopterists bulletin, 52(2), 1998, pp. 171-173
Citation: Hf. Howden et Lj. Joly, SOUTH-AMERICAN TRIGONOPELTASTES BURMEISTER (COLEOPTERA, SCARABAEIDAE), WITH DESCRIPTION OF A NEW SPECIES FROM VENEZUELA, The Coleopterists bulletin, 52(2), 1998, pp. 194-200
Citation: Zt. Stebnicka et Hf. Howden, REVISION OF THE AUSTRALIAN SPECIES OF ATAENIUS HAROLD (COLEOPTERA, SCARABAEOIDEA, APHODIINAE, EUPARIINI), Invertebrate taxonomy, 11(5), 1997, pp. 735-821
Citation: Hf. Howden, PODOLASIINI HOWDEN, NEW TRIBE, AND A REVISION OF THE INCLUDED GENERA,PODOLASIA HAROLD AND PODOSTENA HOWDEN, NEW GENUS (COLEOPTERA, SCARABAEIDAE, MELOLONTHINAE), The Coleopterists bulletin, 51(3), 1997, pp. 223-255
Citation: Zt. Stebnicka et Hf. Howden, AUSTRALIAN GENERA AND SPECIES IN THE TRIBES ODONTOROCHINI, PSAMMODIINI, RHYPARINI, STEREOMERINI AND PART OF THE EUPARIINI (COLEOPTERA, SCARABAEOIDEA, APHODIINAE), Invertebrate taxonomy, 10(1), 1996, pp. 97-170
Citation: Hf. Howden, WEST-INDIAN NEOATHYREUS AND THEIR OVER-WATER DISPERSAL (COLEOPTERA, SCARABAEIDAE, GEOTRUPINAE), Journal of Natural History, 30(10), 1996, pp. 1503-1515
Citation: Hf. Howden et A. Solis, 2 NEW SPECIES OF GEOTRUPINAE (COLEOPTERA, SCARABAEIDAE) FROM COSTA-RICA, The Coleopterists bulletin, 49(3), 1995, pp. 261-266
Citation: Hf. Howden, NEW RHYPARINI FROM FIJI AND THE PHILIPPINES (COLEOPTERA, SCARABAEIDAE, APHODIINAE), The Coleopterists bulletin, 49(1), 1995, pp. 23-27
Citation: Hf. Howden et Bd. Gill, TRACHYCRUSUS, A NEW GENUS OF CERATOCANTHINAE (COLEOPTERA, SCARABAEIDAE) WITH 2 NEW SPECIES FROM PERU, Canadian Entomologist, 127(4), 1995, pp. 587-593
Citation: J. Cook et al., THE GALAPAGOS-ISLANDS GENUS NEORYCTES ARROW (COLEOPTERA, SCARABAEIDAE, DYNASTINAE), Canadian Entomologist, 127(2), 1995, pp. 177-193
Citation: Hf. Howden, A NEW GEOTRUPES LATREILLE (COLEOPTERA, SCARABAEIDAE) FROM THE SIERRA-DE-LAS-MINAS RANGE OF GUATEMALA, The Coleopterists bulletin, 48(4), 1994, pp. 345-348
Citation: Hf. Howden, A NEW MEXICAN APELTASTES HOWDEN AND NOTES ON GUATEMALAN PARAGNORIMUS BECKER (SCARABAEIDAE, TRICHIINAE), The Coleopterists bulletin, 48(4), 1994, pp. 349-353
Citation: Hf. Howden et Bd. Gill, MESOAMERICAN ONTHOPHAGUS LATREILLE IN THE DICRANIUS AND MIRABILIS SPECIES GROUPS (COLEOPTERA, SCARABAEIDAE), Canadian Entomologist, 125(6), 1993, pp. 1091-1114
Citation: Hf. Howden, NEW BOLBOCERATINI FROM WESTERN-AUSTRALIA (COLEOPTERA, SCARABAEIDAE, GEOTRUPINAE), Journal of the Australian Entomological Society, 32, 1993, pp. 379-386