308 Mr. R Shelford's Studies of the Blattidae. 



trapezoidal, styles very long and slender. Cerci long and acuminate. 

 Legs rnfo-castaneous. 



Total length 23-24-5 mm. ; length of body 19-21 mm. ; length 

 of tegmina, 16*5 19 mm. ; pronotum 7 mm. x 9 mm. 



Queensland, Moreton Bay (British Mus., type of con- 

 vexa) ; New South Wales, Sydney, Home Bush ( W. W. 

 Froggatt), (British Mus., type of rufcscens ; Oxford Mus,). 



I have compared the types and found them identical. 

 Kirby gives the species identified by Brunner sl^ 'j^aUipalpis, 

 Serv., as a synonymof r2//escews, but in Brunner's species 

 the supra-anal lamina ( ^ ) is described as " profondement 

 decoupee," whereas in rvfcsccns this is not the case ; this 

 is too important a character to be ignored. 



3. M. curvigera, Walk, 



Periplanda cvrvigcra, Walker, Cat. Blatt. Brit. Mus., 

 p. 134 (18G8). 



Queensland, Moreton Bay (British Mus., type). 



4. M. marginalis, Sauss. 



Ferijylaneta marginalis, Saussure, Rev. Zool. (2), xvi, 



p. 819 (1864). 

 Periplancta ligata, Brunner von Wattenwyl, Nouv. 



Syst. Blatt., p. 234 (1865). 



" Australia " (Paris Mus., type of marginalis); Queens- 

 land, Port Curtis (Vienna Mus., type of ligata) ; New 

 South Wales, Hunter River (Oxford Mus.). 



5. M. soror, Sauss. 



Periplaneta soror, Saussure, Rev. Zool. (2), xvi, p. 319 



(1864), 

 Perijplaneta hiquadrata. Walker, Cat. Blatt. Brit. Mus., 



p. 134 (1868). 

 Perii^lancta oculata, Walker, Cat. Derm. Salt. Brit. 



Mus., Suppl. Blatt., p. 152 (1869). 

 Wodonrjia lunaia, Tepper, Tr. R. Soc. S. Australia, xix, 



p. 155 (1895). 



This differs from the preceding species by the greater 

 distance apart of the eyes, the immaculate head and the 

 pale legs. The colouring of the pronotum varies a good 



