BioStor
 | XXIV. –Synopsis of the Fructification of the Simple Sphæriæof the Hookerian Herbarium Frederick Currey (1859) Transactions of The Linnean Society of London 22: 313-335 |
 | Hemiptera: New and old.—No. I G W Kirkaldy (1909) Canadian Entomologist 41: 30-32 |
 | A Newportia in Utah R Chamberlin (1909) Canadian Entomologist 41: 27-30 |
 | The tribe Pseudophloeini (Hemiptera: Coreidae) in the Old World Tropics with a discussion on the distribution of the Pseudophloeinae William Dolling (1986) Bulletin of the British Museum (Natural History) Entomology 53(3): 151-212 |