190 CATALOGUE OF 



each side towards the tip; hind tibiae without spioes, except those at the 



tip. Length of the body 15 lines. 



a, b. Tasmania. From Dr. Hooker's collection. 



aaa. Wingless species. Four anterior tibiae with shorter and generally 



fewer pairs of spines, 

 c. Hind tibiae without any spines on the back. 



69. GRYLLACRIS AMBULANS. 

 ambulans, Erichson, Wiegm. Arch. viii. 249. Gerst. Wiegm. Arch. xxvi. 



275. 

 Tasmania. 



cc. Hind tibia? with the spines as usual. 



70. GRYLLACBIS CABOLINENSIS. 

 Carolinensis, Gerst. Wiegm. Arch. xxvi. 276. 

 Carolina. 



71. GBYLLACRIS GLOMEBINA. 

 glomerina, Gerst. Wiegm. Arch. xxvi. 277. 

 Cape. 



72. GRYLLACBIS SPHINX. 

 sphinx, Gerst. Wiegm. Arch. xxvi. 278. 

 Cape. 



Genus 9. LARNACA. 



Fcem. Corpus glabrum, nitens, subcylindricum, vertice valde rotun- 

 dato, fronte subpunctata. Prothorax longiusculus, antice subangustior, 

 margine subreflexo, lateribus fere rectis. Cerci graciles. Oviductus brevis, 

 subtus recurvus. Pedes robusti, breviusculi ; femora postica crassa, spinis 

 plurimis parvis biseriatim armata ; tibiae quatuor anteriores biseriatim 

 quinquespinosae ; tibiae posticae biseriatim septemspinosae ; tibiae posticae 

 biseriatim seplemspinosae ; tarsi latiusculi, aiticulo 3o brevissimo. Alae 

 abdomen non superantes. 



Female. Body convex, smooth, shining, mostly cylindrical. Head 

 hardly broader than the prothorax, much rounded above; forepart per- 

 pendicular, with a few punctures; face with a slight middle ridge; labrum 

 elongate. Eyes prominent, nearly elliptical. Antennae long, slender. 

 Prothorax elongate, a little narrower in front; an angular furrow on each 

 side ; border slightly reflexed; sides nearly straight. Cerci slender. Ovi- 

 duct curved downward, much shorter than the abdomen. Legs stout, 

 rather short; hind femora thick, with a row of fifteen minute spines on 

 each side ; four anterior tibiae with five rather long spines on each side ; 

 hind tibiae with seven small spines on each side; tarsi rather broad; third 

 joint extremely short. Wings extending to the tip of the abdomen. Fore 

 wings with numerous and regular transverse sectors. 



This genus hardly differs from Gryllacris, except in the structure of 

 the oviduct. 



