74 



Transactions. 



generic descripUon ^f-^;^^' ^^^^^^^^Jt. 

 p. 931) in many nnportant respect.^ ^^'pZstoma, but the relative pro- 

 portions of the tarsal joints are quite dit- 

 ferent ; the metatarsus is the 

 longest, and the second to 

 last joints get progressively 

 smaller and smaller. There 

 are no spines on the last 

 joint. Neither in Schiner's 

 description nor in Willis- 

 ton's figure of P. schmen 

 (Trans. Ent. Soc. London, 

 1896, pi. 8, fig. 276) is there 

 any mention or sign of the 

 extraordinary ocellar turret p^^, - 



Fig. a.—Peritheates turrifes ; X 3. ^.^^^^ y^[\\ fee seen from fig. 7 



nor IS any such line shown in Williston s figure. 



Peritheates g<ni. nov. 

 ,.^e...-EyesseparatedbyaWdspac^^ 



this space being nearly equally wide *«/ ;^^ T^^^^er upper and larger 

 are bisected by a somewhat ^^-^^^^ f «^7/^*^\"jf^';pTeye-facets but 

 lower halves ; the whole eye very P^^^^^^^f ' ^"^^^f !Zment and elegant 

 little larger than the lower. ^The vertex ha a ve y piom n ^j^^^ 



ocellar turret ; the front o-l - - o^^ ^f 1;/;;^ i 1 a sieath furnished with 

 others one on each side. The tongue i^, ion ^^^ ^^^^^ ^ 



two long processes like the last species. The r^^^P^ ^^^J^^ ^^ ^^^^^ ,^ ,oject 



hidden at the base of the tongue. In ^'^J^^^^^^^f Ij^^Xe °^ *^^ '''' ^^^ 



in the form of a broad keel «t-^ding out beyond the ^la^ie o ^^^^ 



the normal-shaped antennae are inserted towaids the «^JJ«^ ^ g_ j,^ 



Tkora..-Yly like that ^ ^^^^^.^^^f :r;ossS betwe^^^^ 

 imforked vein between first and fourth and '^J^^^°'^ ;; .^^ 



vein and the fourth. Net-vemmg well marked, but noimai. . 



Fig. 8. 



Legs long, especially the last pair , femora spindle-shaped ; hind tibiae 

 with 2 spines ; claws normal ; no visible pacls^ ^^^ 



AMomen.-Slendev and laterally compressed as the last genus, 



usual complex hypopygium ^^^.^e-sheath are much shorter. The 



?. The long processes to the to^g^^,^^^,^;'', ^^ i^„g The abdomen 



legs are shorter in proportion, especially the hmd legs. 

 is°cylindrically pointed. 



