STUDIES IN THE FOSSORIAL WAf3P,S. 713 



Ells (Mesa) ametalla Turn. 



Elis {Mesa) ametalla Turn. Ann. & Mag. Nat. Hist. (8) vii. 

 p. 305(1911), c^. 

 Ilab. S. ISTyasaland. 

 Almost certainly the male of iniiolata. 



Elis (Mesa) nodosa Guer, 



Myzine nodosa Guer. Diet, pitt. hist, nat. v. p. 584 (1837), r^ ; 

 Sauss. in Grandidier Hist. Madagascar, xx. p. 240 (1892), c? . 

 Hah. Madagascar. 



*Elis (Mesa) cIiAvata Sauss, 



Myzine clavata Sauss. in Grandidicr, Hist, Madagascar, xx. 

 p. 242 (1892), J. 

 Hah. Transvaal, 



*Elis (Mesa) cahbonaria Onm. 



Plesia carhonaria Cam. Rec, Albany M'us. i, p, 317 (1905), c? . 



Hah. Dunbrody, Oape Oolony. 



*Elis (Mesa) reticulata Cam, 



Plesia reticulata Cam. Rec, Albany Mus, i. p, 300 (1905), J • 



Hah. Bra.k Kloof, Cape Oolony, 



*Elis (Mesa) rufo-femorata Cam, 



Plesia rufo-femorata Cam, Rec, Albany Mus, i.p. 298(1905), 6 ■ 



Hah. O'okiep, Cape Colony, 



*Elis (Mesa) incisa Cam. 



Plesia incisa Cam. Rec, Albany Mus, i, p, 320 (1905), S , 



Hah. Dunbi'ody, Cape Colony, 



iLcy to the Oriental Species of Elis (Mesa), 



Females. 



1. Sixth dorsal segment longitudinally striated 2. 



8ixth dorsal segment punctured 8. 



2. Abdomen more or less ferruginous .3, 



Abdomen wholly black 4. 



3. Clj'peus with a median carina ; two apical abdominal 



segments and the apex of the fourth black JS. dimidiata Gudr. 



Clypeus without a distinct carina; apical abdominal 



segment only black JiJ. mandaJensix Magr. 



4. Median segment distinctly margined posteriorly JS.fiiscijjennis 8m. 



Median segment not distinctly margined posteriorly... 5. 



5. Wings fuscous 6. 



Wings subhyaline 7- 



6. Pronotum longitudinally rugo.se; second abscissa of 



the radius as long as the third. Length 16 mm.... JE. mandibular is 8u\. 

 Pronotum coarsely punctured ; second abscissa of the 



radius much shorter than the third. Length 10 n)\\\. E. jietiohita Sm. 



Proc. Zool. Soc— 1912, No. XLVII, 47 



