STUDIES IN TUE FOSSORIAL WASPS. 703 



Myzine abdominalis Guer. (PI. LXXXII. fig. 10; 



PI. LXXXIII. fig. 5.) 



Meria abdominalis Guer. Rev, de Zool. iii. p. 365 (1839), $ . 

 Plesia contimoa Cam. Rec. Albany Mus. i. p. 299 (1905), S . 

 Hah. Willowmore ; Burgliersdorp, Cape Colony. 

 Taken in copuld by Dr. Brauns. The colour in the female is 

 variable, the head being sometimes feri-uginous. 



A^ey to the Ethiojnan Species q/Elis (Mesa). 



I'^emales, 



1. Basal joint of posterior tarsi with a row of spiires 



beneath 2. 



Basal joint of posterior tarsi unarmed or with a scopa 



only beneath , 7. 



2. Radial cell distinctly separated from the costa for 



more than half the length. Black, two apical 



abdominal segments red JEL alicice Turn. 



Radial cell separated from the costa at the apex 



only 3. 



3. Abdomen ferruginous, the basal segment onl3'' black. *-B. abdominalis Guer. 

 Abdomen black 4. 



4. Thorax and abdomen entirely black 5. 



Thorax more or less red, the pronotum shorter than 



the scutelkim 6, 



5. Sixth dorsal segment punctured ; calcaria of the 



hind tibia3 black *-E- peringueyi Sauss, 



Sixth dorsal segment striate; calcaria whitish *JJ. hottentota Sauss. 



6. Vertex red, much more sparsely punctured than the 



front, mesonotum and scutellum black. Spur of 

 the posterior tibiae not strongly bent near the 



base IS. <i(Lelog<mla Turn. 



Vertex black, as closely punctured as the front, 

 mesonotum and scutellum red. Spur of the 

 posterior tibiae strongly bent near the base JE. auriflua Turn. 



7. Abdomen wholly bright ferruginous E. torrida Sm. 



Abdomen black, the two apical segments sometimes 



ferruginous red 8. 



8. Lateral margins of the median segment acute ; head, 



thorax, legs, and abdomen black 9. 



Lateral margins of the median segment not acute ... 10. 



9. Median segment twice as broad as the length in the 



middle, the lateral carinae sharply defined. An- 

 tennae fusco-ferruginous at the base, black at 



apex , M. saussurei Turn. 



Median segment about three times as broad as the 

 length in the middle, the lateral carinae not 

 sharply defined. A ntennre wholly orange JS. .ranlhocei'a Gvrst. 



10. Head, thorax, and abdomen black 11. 



Head, thorax, and abdomen more or less red 12. 



11. Legs black. Pun ctirres of front and pronotum coarse 



and confluent longitudinallj' JE. innotata Turn. 



Legs ferruginous. Punctures of front and pronotum 



not coarse and well separated ^- erytliropoda Turn. 



12. Apical or two .apical segments of abdomen ferru- 



ginous red, head and thorax black 13. 



Abdomen wholly black, head and sometimes thorax 



more or less red 14. 



13. Two apical segments of the abdomen red ; fore wings 



fuscous except at the apex ; sixth dorsal segment 



punctui'ed IS. apicipenuis Turn. 



Apical segment of abdomen only red ; wings hyaline ; 



sixth dorsal segment striate E. pyxidata Turn. 



