OF WASHINGTON. 213 



Genus 29. HALOBATES Eschscholtz. 

 1823, Nat. Abh. Dorpat, I, p. 163. 



micans (Halobates) Eschscholtz, 1823, Nat. Abh. Dorpat, I, p. 163. 



wullerstorffi (Halobates) Frauenfeld, 1867, Verh. zool.-bot. Ges. 

 Wien, xvii, p. 458; F. B. White, 1883, Rep. Chall. Exp., Zool., 

 pi. i, fig. 2. 



Habitat : Off coast of Brazil ; Florida coast, 

 sericeus (Halobates) Eschscholtz, 1823, Nat. Abh. Dorpat, i, p. 163, 



pi. 2, fig. 4. 

 Habitat : Pacific Ocean, California to Chile. 



Subfamily 3. MESOVELIIN^E. 



Genus I. MESOVELIA Mulsant and Key. 



1852, Ann. Soc. Linn. Lyon, p. 138. 



Fieberia Yakovlev, 1874, Trudy Russk. Ent, vn, p. 32. 



amcena (Mesovelia) Uhler, 1894, Proc. Zool. Soc. Lond., p. 218. 



Habitat : Grenada. 



mulsanti (Mesovelia) F. B. White, 1879, Trans. Ent. Soc. Lond., p. 

 268; Champion, 1898, Biol. C.-Am., Hem.-Het., n, pi. 8, figs. 



10, II. 



bisignata (Mesovelia) Uhler, 1883, Stand. Nat. Hist., n, p. 274, 



fig- 324- 



Habitat: Massachusetts; New York; New Jersey; Maryland; 

 North Carolina; Florida; Illinois; Texas; Mexico; Guate- 

 mala; Panama; Cuba; Guadeloupe; Santo Domingo; St. Vin- 

 cent; Grenada; Brazil. 8 



Subfamily 4. HYDROMETRIN.E. 



Genus i. HYDROMETRA Latreille. 



1796, Precis Charact. Gen. Ins., p. 86. 



Limnobatcs Burmeister, 1835, Handb. Ent, n, p. 210. 



agenor (Hydrometra) Kirkaldy, 1902, Entomologist, xxxv, p. 281. 



Habitat : Ecuador. 

 argentina (Hydrometra) Berg, 1879, Hem. Arg., p. 182. 



Habitat: Argentina; Brazil. 



australis (Hydrometra) Say, 1832, Descr. Het. Hem., p. 35 (Fitch 

 reprint, p. 807) ; 1859, Compl. Wtgs., i, p. 361 ; Bueno, 1905, 

 Can. Ent., xxxvn, fig. 3. 

 Habitat: Georgia; Florida; Louisiana. 

 caraiba (Hydrometra) Guerin, 1856, in Sagra's Hist. Cuba, pt. 2, vn, 



P. 173- 

 Habitat: Panama; Cuba. 



" Distant, 1906, erroneously records it from the Oriental Region. 



