Herpomyces chaetophilus Thaxter
Natural hosts.—Periplaneta americana, Brazil (Thaxter, 1931).
Periplaneta sp., Zanzibar and Mauritius (Thaxter, 1902, 1908): On spines of legs, antennae, and cerci.
Herpomyces chilensis Thaxter
Natural host.—Cockroach, Chile (Thaxter, 1918): On antennae.
Herpomyces diplopterae Thaxter
Natural hosts.—Diploptera punctata, Ascension Island (Thaxter, 1902, 1908): On antennae. This species also was infected experimentally (Richards and Smith, 1954).
Cockroach, Fiji (Thaxter, 1931).
Herpomyces ectobiae Thaxter
Natural hosts.—Blattella germanica, U.S.A., Massachusetts (Thaxter, 1902, 1908); Burma, Tenasserim (Spegazzini, 1915); Argentina, Buenos Aires (Spegazzini, 1917): On antennae. U.S.A., Minnesota (Richards and Smith, 1955): Scattered over entire body, wings. France? (Picard, 1913): On tibial spines. Chile and Philippine Islands (Thaxter, 1931).