. Ants; their structure, development and behavior. amata. gaster (Fig. 68), Macromischa (Fig. 72), ,Vollcnhoria, Stcreomyrmex (Fig. 71), ,, Sifolinia,, Monomorium (with thesubgen. Monomorium, Adlersia, Mania and ).Cardiocondyla (Fig. 70), Emerya, , Hnbcria,Phacota. Epcccus, Anergates, IVheclericlla. ,Machomyrma, Symmyrmica, Formicoxcnus, Phcidolc (with 4° ANTS. the subgen. Jlicidolc and Lcratopliculolc), Sympheidole, Stcnannini, Jplucim^nstcr (with the subgen. Aph&nogaster and Ischnomyrmex), Mcssor, O.\-\opom\


. Ants; their structure, development and behavior. amata. gaster (Fig. 68), Macromischa (Fig. 72), ,Vollcnhoria, Stcreomyrmex (Fig. 71), ,, Sifolinia,, Monomorium (with thesubgen. Monomorium, Adlersia, Mania and ).Cardiocondyla (Fig. 70), Emerya, , Hnbcria,Phacota. Epcccus, Anergates, IVheclericlla. ,Machomyrma, Symmyrmica, Formicoxcnus, Phcidolc (with 4° ANTS. the subgen. Jlicidolc and Lcratopliculolc), Sympheidole, Stcnannini, Jplucim^nstcr (with the subgen. Aph&nogaster and Ischnomyrmex), Mcssor, O.\-\opom\r- (with the subgen. Oxyopomyrmex and Mynnica, Pogonomyrmex (with the >ubgen. , Janctia and Ephebomyrmex), Lrafoiii\, Jricho- myrmex. Tribe 3. CREMASTOGASTRII. Cosmopolitan.—\\ith the characters of the single genus: Crcnui^to-i with the subgen. Cremastogaster and O.\~\g\mc). Tribe 4. SOLENOPSIDII. Cosmopolitan.—Workers often highly dimorphic, or very smallwhen monomorphic. Antennas with a reduced number of joints and. 84. \Yorker of Polyrhachis lamellidens of Japan. (Original.) usually 2-jointed club. Male and female often very large comparedwith the workers, always winged. Male genitalia sometimes completelyretractile. Many of the species are decidedly subterranean, or hypogaeic. Pheidologeton (with the subgen. Pheidologeton and .Inclciis},. Icrouiynna. Solenopsis, Oligomyrmex, Carebara, Carc-barclla, Rrcboinynua. Tranopelta, Rhopalomastix, Allo- THE HISTORY OI; MYRMECOLOGY. 141 uterus, , Diplomorium, Melissotarsus (Fig. I39)-3 Tribe 5. MVKMICAKII. Indo-African.—With the characters of the single genus:Myrmicaria (Fig. 74). Tribe 6. TETRAMORII. Cosmopolitan.—Usually characterized by the lO-jointed antennae inthe male, with o/-i2-jointed antennae in the worker and female, in thelatter the frontal carinse are often moved a great distance towards thesides of the head and form deep grooves for the antennae. Tctrainoriitni (with the s


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Keywords: ., bo, bookcentury1900, bookdecade1910, booksubjectants, bookyear1910