The name Cryptosporangium derives from: Gr . adj . kruptos, hidden; Neo-Latin noun sporangium [from Greek noun spora (σπορά), a seed (and in biology a spore), and Greek noun angeion (Latin transliteration angium), vessel], sporangium; Neo-Latinneuter gender noun Cryptosporangium, an organism with sporangia (spore containing vessels) covered or hidden by mycelium.[2]
C. arvum Tamura et al. 1998 (Latin noun arvum, arable field, cultivated land, pertaining to isolate from arable land.)
C. japonicum Tamura et al. 1998 (Neo-Latinneuter gender adjective japonicum, pertaining to Japan where the organisms were isolated.)
C. minutisporangium (Ruan et al. 1986) Tamura and Hatano 2001 (Latin adjective minutus, little, small, minute; Neo-Latin noun sporangium [from Greek noun spora (σπορά), a seed (and in biology a spore), and Greek noun angeion (Latin transliteration angium), vessel], sporangium; Neo-Latin noun minutisporangium (nominative in apposition), the small sporangium.)