Table 2.

Morphological comparison of two new species with other related Akanthomyces species.

Species	Synnemata (mm)/ Perithecia (μm)	Conidiophores (μm)	Phialides (μm)/ Asci (μm)	Conidia (μm)/ Part-spores (μm)	Reference
Akanthomycesaranearum	Cylindrical to clavate, 0.8–10 × 0.1–0.2, brown		Obovoid or ellipsoid 6–12 × 4–8	Narrowly obclavate, 8–14 × 1.5–3	Mains (1950)
Akanthomycesbashanensis	Synnemata not observed	Mononematous, 12.1–20.5 × 1.5–2.1.	cylindrical, somewhat inflated base, 11.8–12.9 × 1.3–1.6	fusiform to ellipsoidal, 1.7–2.6 × 1.6–1.8	This study
Akanthomycesbeibeiensis	Synnemata not observed	Mononematous, 14.2–19.4 × 1.0–2.1	cylindrical, somewhat inflated base, 7.0–9.2 × 2.1–2.5	fusiform to ellipsoidal, 2.0–3.3 × 2.0–2.6	This study
Akanthomycesryukyuensis	Synnemata not observed/ Pyriformia, 570–630 × 170–250	Conidiophores not observed	Phialides not observed/5 wide, cap 3 wide	Conidia not observed/ 1 × 1–4	Kobayasi and Shimizu (1982)
Akanthomycestiankengensis	Synnemata not observed	Erect, usually arising from the aerial hyphae	13.9–17.1 × 1.1–1.6 with a cylindrical basal portion	Fusiform, 2.3–3.0 × 1.5–2.3	Chen et al. (2022a)