XXVI ANALYTICAL TABLE. 



y. Petiole quite linear, filiform, depressed, very much 

 elongate, as in Eumenes of Division £. Facies 

 of a Calligaster ....... 42 



C. Species which I do not know, and of which the 



antennae ( % ) have not been described . . 43 



Division Didymogastra Ptrty ... .45 



A. Antennae of the males terminated by a rolled spiral 45 



B. Antennae of £ terminated by a hook . . .50 



C. Species of which the section remains undetermined 51 

 Gen. Labus Sauss. ........ 56 



Gen. Disccelius Lair. ........ 58 



Legion II. The Odynerites 59 



Gen. Eumenes Fair. ........ 59 



Division Pachymenes ....... 60 



1. Form lather lengthened; thorax longer than wide; 

 abdomen haidly depressed, the 2d segment not 

 campanular ....... 61 



A. Petiole campanular, enlarged above beyond the 



middle, humped, the boss divided by a groove; 



its extremity bordered by a salient band . 61 



a. Thorax rather compressed, lengthened . . 62 



b. Thorax not compressed, moderately wide . 63 



B. Petiole pyriform, depressed, less inflated above, 



not divided by a groove ..... 6R 

 Division Omicron 68 



A. Thorax quite short, cubic-globular, larger than the 



pear of the abdomen ; the 2d segment of this 

 wider than long (as in genus Tatua), wide-globular 69 



B. Thorax a little more long than wide. The 2d seg- 



ment of abdomen sometimes rather elongate 75 



C. Thorax not so wide ; longer than broad ; not larger, 



or even smaller than the pear of the abdomen. 

 (Form very much as in Division Alpha.) . . 83 

 Division Beta ......... 88 



a. Mandibles short, pointed in the males ; blunt, 



rounded at tip, with separated small teeth in the 

 females 88 



b. Mandibles more elongate, not truncate, rather hooked 



at tip, with strong teeth on the interior margin . 90 

 Division Alpha (Eumenes proprie dicti) 92 



A. Large species, with black wings. The pear of the 



abdomen rather depressed $3 



B. Smaller species, with the abdomen more globular 



or compressed. (Regular type of Division Alpha) 95 



