Fulgoroidea—Tropiduchidae 
119 
alternata Uhler 
1895 Tangidia alternata Uhler, Proc. Zool. Soc. London ^t. Vincent 
1895: 60 [n. sp.] 1 Island 
1903 Tangidia alternata Henshaw, Psyche 10: 229 2 Grenada 
[Listed] 1 
1914 Tangidia alternata Melichar, Monographic der Tropiduchinen 
1914: 100 [Described] 1,2 :142 [Listed] 1 
1915 Tangidia alternata Melichar, Verh. Naturf. Ver. Briinn 53: 
181 [Described] 1,2 :223 [Listed] 1 
1945 Tangidia alternata Fennah, Proc. Ent. Soc. Washington 47: 
156; PL 16, Figs. 1, 12, 13; PI. 17, Figs. 34-38 [Described, il¬ 
lustrated, catalogued] 1 :158 [Comparative note] 
fugax Fennah 
1945 Tangidia fugax Fennah, Proc. Ent. Soc. Wash- x Dominica 
ington 47: 157; PI. 17, Figs. 39, 40 [n. sp., illus¬ 
trated] 1 
montana Fennah 
1948 Tangidia montana Fennah, Ann. Mag. Nat. Hist. Grenada 
(12) 1: 436; Fig. 16 [n. sp., illustrated] 1 
triangulator Lethierry 
1881 Alcestis triangulator Lethierry, Ann. Soc. Ent. Guadeloupe 
Belgique 25: 14 [n. sp.] 1 
1914 Alcestis triangulator Melichar, Monographic der Tropiduchinen 
1914: 66 [Described] 1 :62 [Key] 1 :141 [Listed] 1 
1915 Alcestis triangulator Melichar, Verh. Naturf. Ver. Briinn 53: 
147 [Described] 1 :143 [Key] 1 :222 [Listed] 1 
1932 Alcestis triangulator Schmidt, Stett. Ent. Zeit. 93: 37 [Listed] 
1945 Tangidia triangulator Fennah, Proc. Ent. Soc. Washington 47: 
158 [Described, catalogued] Equals Alcestis triangulator Leth. 1 
uhleri Muir. See Dioxyomus uhleri Muir. 
Genus Dioxyomus Fennah 
Orthotype Tangidia uhleri 1945 Fennah, Proc. Ent. Soc. Washington 
47: 153. 
Dioxyomus 1945 Fennah, Proc. Ent. Soc. Washington 47: 153 [gen. n.] 
:141 [Synopsis] :144 [Key] 
1946 Fennah, Proc. Ent. Soc. London 21: 76 [Distribution] 
1949 Fennah, Psyche 56: 56 [Key] 
ganymedes Fennah 
1945 Dioxyomus ganymedes Fennah, Proc. Ent. Soc. *St. Vincent 
Washington 47: 155; PI. 16, Figs. 18, 19; PI. 17, 
Fig. 75 [n. sp., illustrated] 1 
