. Ants; their structure, development and behavior. Subfamily IV. DOLICHODERh\\E Forel. Gizzard with a 4-sepaled, reflected calyx, completely enclosed withinthe crop, or without a calyx. Pedicel i-jointed. Poison gland ofworker and female without pulvinus, invaginating the cuticle of thevesicle, becoming enclosed within this organ and terminating in aknob. Tube of gland straight throughout, and furnished with lateral. FIG. 85. Worker of Hemioptica scissi of Ceylon. (Bingham.) tubules for each cell. Poison vesicle variable in form, usually small,sometimes like the gland itself, highly vestigial.
. Ants; their structure, development and behavior. Subfamily IV. DOLICHODERh\\E Forel. Gizzard with a 4-sepaled, reflected calyx, completely enclosed withinthe crop, or without a calyx. Pedicel i-jointed. Poison gland ofworker and female without pulvinus, invaginating the cuticle of thevesicle, becoming enclosed within this organ and terminating in aknob. Tube of gland straight throughout, and furnished with lateral. FIG. 85. Worker of Hemioptica scissi of Ceylon. (Bingham.) tubules for each cell. Poison vesicle variable in form, usually small,sometimes like the gland itself, highly vestigial. Sting very small (ex-cept in Aneuretits), vestigial, but not transformed into an organ to sup-port the orifice of the vesicle. Cloacal orifice large, forming a non-ciliated, transverse slit, usually ventral to the tip of the gaster. Pygi-dium commonly vertical or oblique antero-posteriorly and concealedunder the fourth gastric segment. Antenna? 12-jointed. Anal glandsalmost always present and secreting an aromatic product of charac-teristic odor (Tapinoma odor).—Pupae naked, never enclosed incocoons. Cosmopolitan. Aneuretus (Fig. 140), Dolichoderus (with subgen. Dolicho-derns (Fig. 79), Hypoclinca and Monads], Lcptomynncx,Liometopum (Fig1. 80), Aztcca, Scinoniits, Tapinouia (withthe subgen. Tapinoma, Ecphorclla and Doleromyrma),Turneria, , , Fore/ins, (Fig. 86), Engra
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Keywords: ., bo, bookcentury1900, bookdecade1910, booksubjectants, bookyear1910
