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By Richard Bohart and Lionel Stange

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Additional resources for A revision of the genus Zethus Fabricius in the Western Hemisphere (Hymenoptera: Eumenidae)

Example text

BOLIVIA. ) . -The right-angled hump on sternite II is distinctive. Zethus (Zethus) chimorum Bohart and Stange, new species (Fig. -Length to apex of tergite II about 24 llilll. Black to reddish black with small apicolateral ivory spot on tergite I. :hlesopleuron polished between macropunctures, no erect hair on head and notum; clypeus more striate than punctate, interantennal area 'with a strongly raised longitudinal ridge; posterior face of propodeum with oblique striae except toward wing base.

Ent. France (ser. 1) 10 :129. Lectotype female, "Cajenne" (Turin). New synonymy. -Length to apex of tergite II from 21 to 28 mm (male) and 28 to 34 mm (female). Black to reddish black with small ivory band laterad of tentorial pit in male, usually reduced or absent in female; occasionally a tiny scrobal spot. Mesopleuron with thick pubescence (female) or fine pale hair (male) ; head and natum 'without erect hair in female, short and moderate hair in male. Interantennal area of female with a strongly raised longitudinal ridge; scutum with scattered macropunctures and moderate micropunctures, mesopleuron sparsely punctate.

9 Mid tibia with two well developed apical spurs 10 9. Sternite II 'with a strong, flattened medio-apical bulge; male clypeus very short, mandibles huge (fig. •............. :pes group 10. l~ Tergite II with close micropunctation; scutum often closely and coarsely punctate 11 11. Tergite II entirely orange-red; tergite I densely micropunctate and pale golden microinfwndibuliformis group pubescent Tergite II not entirely orange-red; tergite I usually not both densely micropunctate and pale golden micropubescent disooelioides group p.

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