Formicidae: key to subfamilies, couplet 4

Formicidae: key to subfamilies, couplet 4
Key: modified from Creighton (1950), Wheeler & Wheeler (1963), Hölldobler & Wilson (1990), Bolton (1994)

Taxa remaining

Ecitoninae*
Myrmicinae
Ecitoninae

Myrmicinae

4.Eyes absent or inconspicuous and at most represented by a single ommatidium or small, featureless blister (Fig. 13). ('army ants', one genus, Neivamyrmex, collected in Illinois, Indiana, Iowa, Missouri, Nebraska, and Kansas)
...Ecitoninae*.

Eyes small (Fig. 14.) to large, but always conspicuous. (collected in all Midwestern states)
...Myrmicinae.

* Absent in MN & Taiwan

Subfamily: Ecitoninae Genus: Neivamyrmex Borgmeier N. carolinensis (Emery)

N. fallax Borgmeier

N. fuscipennis Smith species known from males only

N. minor (Cresson) species known from males only

N. nigrescens (Cresson)

N. opacithorax (Emery)

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4.Eyes absent or inconspicuous and at most represented by a single ommatidium or small, featureless blister (Fig. 13). ('army ants', one genus, Neivamyrmex, collected in Illinois, Indiana, Iowa, Missouri, Nebraska, and Kansas)	...Ecitoninae*.
Eyes small (Fig. 14.) to large, but always conspicuous. (collected in all Midwestern states)	...Myrmicinae.

Subfamily: Ecitoninae	Genus: Neivamyrmex Borgmeier	N. carolinensis (Emery)
		N. fallax Borgmeier
		N. fuscipennis Smith species known from males only
		N. minor (Cresson) species known from males only
		N. nigrescens (Cresson)
		N. opacithorax (Emery)