Basionym Name:Sphaeria exigua Clinton & Peck, in Peck, Ann. Rep. N.Y. St. Mus. nat. Hist. 30: 65 (1878)
Homotypic synonyms:Psilosphaeria exigua (Clinton & Peck) Cooke, Grevillea 16(no. 78): 51 (1887)Zignoella exigua (Clinton & Peck) Sacc., Syll. fung. (Abellini) 2: 215 (1883)