160 CATALOGUE OP 



Fan). 2. VELID^. 



Velidae, Serv. Hist. Hem. 418— HydroessEe and Hebridae, Fieb.Eur. Hem. 

 104— Veliida, Stal, Hem. Afr. iii. 167— Veliidae, Dougl. and Scoll, 

 Hem. 42 — Hydroessida, Mayr, Novara Hem. 180. 



A. Hind tarsi 3-jointed. 



a. Fore tarsi 3 jointed. 



* Head distinctly advanced. First joint of tbe hind 



tarsi very short. ----- Velia. 

 ** Head not or very slightly advanced. First joint of 



the hind tarsi somewhat elongated. - - Angilia. 



b. Fore tarsi one-jointed. - Boecula. 



B. Tarsi two-jointed. ... Microvelia. Hydroessa. 



Genus 1. MICROVELIA. 



Microvelia, Westw. A. S. E. F. iii. 647. Serv. Hist. Hem. 421. Dovgl. 

 and Scoit, Hem. 574 — Hydroessa, Burin. Handb. Ent. ii. 213. Fieb. 

 Eur. Hem. 104. 



1. Microvelia pygm.s:a. 



Velia pygmrea, L.-Dvf. A. S. E. F. ii. 115, pi. 5, f. 6— Microvelia 

 pygmsea, Westw. A. S. E. F. iii. 647, pi. 6, f. 5. Serv. Hist. Hem. 

 422 — Hydroessa reticulata, Burm. Handb. Ent. ii. 213 — Hydroessa 

 pygmoea, Curl. Brit. Ent. xv. pi. 681. Ftor, Rhyn. Liv. i. 749. 

 Fieb. Eur. Hem. 104. Dougl. and Scott, Hem. 514. 



a, b. England. 



2. Microvelia Schneideri. 



Hydroessa Schneideri, Scholz, Arb. Ver. 1846, 5. Fieb. Eur. Hem. 105. 

 Silesia. Switzerland. 



3. Microvelia pulchella. 



pulchella, Westw. A. S. E. F. iii. 647, pi. 6, f. 5. Serv. Hist. Hem. 422— 

 Hydroessa pulchella, H.-Sch. Wanz. Ins. vi. 37, pi. 193, f. 595— 

 Hydroessa reticulata, Burm. Handb. Ent. ii. 213. 



Isle St. Vincent. 



4. MlCROTELIA CAPITATA. 



capitata, Guer. Sagra, Hist. Cuba, Ins. 417. 



Cuba. 



Geuus2. MESOVELIA. 



Mesovelia, Muls. el Reg. Ann. Soc. Linn. 1852, 138. Fieb. Eur. Hem. 

 195. 



1. Mesovelia purcata. 



furcata, Muls. el Reg. Ann. Soc. Linn. 1852, 138. Fieb. Eur. Hem. 105. 

 Dougl. and Scott, Ent. M. Mag. iv. 4, pi. 1, f. 1. 



Europe. 



