^023] Cicaddlidae 637 



2018. Platymetopius slossoni Van D. 

 A'au Diizee, Ann. Ent. Soe. Am., iii, j). 222, ]910. 

 Barber, Bui. Am. Mns. Nat. Hist., xxxiii, ]>. 533, 1914. 



A'an Duzee, Trans. San Diego Soe. Nat. Hist., ii, p. 53, 191-1. 

 Localities: Fla., Calif. 



2019. Platymetopius cinereus O. & B. 



Osborn and Ball, Proe. la. Acad. Sci., iv, j). 193, pi. 2(5, fig. 1, 1897. 



Van Duzee, Bill. Buf. Soe. Nat. Sci., ix, p. 219, 1909. 



Van Duzee, Ann. Ent. Soe. Am., iii, p. 223, 1910. 



Osborn, U. S. Dept. Agr., Div. Ent., Bui. 108, p. 72, 1912. 



Barber, Bui. Am. Mus. Nat. Hist., xxxiii, p. 533, 1914. 



Metcalfe, JI. Elislia Mitchell Sci. Soe, xxxi, p. 22, 1915. 



DeLong, Tenn. St. Bd. Ent., Bui. 17, p. 39, 1916. 



Localities: N. C, Fla., Tenn., la.. Neb., Kans., Ariz. 



2020. Platymetopius angustatus Osb. 

 Osborn, 20th Kept. N. Y. St. Ent., p. 518, 1905. 



Van Duzee, Ann. Ent. Soe. Am., iii, p. 223, 1910. 

 Osborn, Me. Agr. Exp. Sta., Bui. 238, p. 114, 1915. 

 Localities: N. Y., Mo. 



2U20io. Platymetopius parvus Lthr. 

 Latlirop, Ohio Jl. Sci., xvii, p. 122, 1917. 

 Locality: S. C. 



2021. Platymetopius fulvus Osl). 

 Osborn, 20th Kept. N. Y. St. Ent., p. 519, 1905. 



Van Duzee, Ann. Ent. Soe. Am., iii, j). 224, 1910. 

 Localities: N. Y., Pa., Oliio. 



2022. Platymetopius dorsalis P.all 

 Ball, Ent. Ne^vs, xx, j). 1(54, 1909 (as var. of frontalis). 

 Van Duzee, Ann. Ent. Soe. Am., iii, p. 224, 1910. 



Locality : Kans. 



2023. Platymetopius frontalis N'an D. 

 Van Duzee, Can. Ent., xxii, p. 112, 1890. 

 Van Duzee, Bid. Buf. Soe. Nat. Sci., v, p. 198, 1894. 

 Osborn and Ball, Proc. la. Acad. Sci., iv, p. 193, 1897. 

 Wirtner, Ann. Carn. Mus., iii, p. 221, 1904. 

 Osl)orn, 20th Kept. N. Y. St. Ent., p. 517, 1905. 

 Tucker, Kans. Univ. Sci. Bui., iv, p. 67, 1907. 

 Van Duzee, Ann. Ent. Soe. Am., iii, p. 225, 1910. 

 Smith, Cat. Ins. N. J., echi. 3, p. 103, 1910. 



Osborn, U. S. Dept. Agr., Div. Ent., Bui. 108, ]). 71, fig. 10, 1912. 

 Barber, Bui. Am. Mus. Nat. Hist., xxxiii, p. 533, 1914. 

 Gibson and Cogan, Ohio Jl. Sci., xvi, p. 74, 1915. 

 Osborn, Me. Agr. Exp. Sta., Bui. 238, p. 113, 1915. 

 Metcalfe, Jl. Elisha Mitchell Sci. Soe, xxxi, p. 22, 1915. 

 DeLong, Tenn. St. Bd. Ent., Bui. 17, p. 40, 1916. 



Localities: Ont., Me., N. Y., N. J., Pa., D. C, N. C, Ga., Fla., Miss., 

 Ohio, Tenn., HI., Mo., Kans., la., Calif. 



