Formicinae: key to genera, couplet 4

Formicinae: key to genera couplet 4
Key: modified from Wheeler & Wheeler (1963, 1986), Hölldobler & Wilson (1990), Bolton (1994)

Taxa remaining

Acanthomyops
Formica
Lasius
Myrmecocystus*
Paratrechina
Prenolepis
Myrmecocystus

Figure 36. Formicinae: L. neoniger

5. Maxillary palp longer than the head, segments 3 and 4 extremely long, the third segment (counting from the base) at least half the head length and usually more; psammophore present.
('honey ants' of the southwest, collected in southern and western Kansas)
...Myrmecocystus*

Maxillary palp not longer than the head (Fig. 36), segments 3 and 4 short, the third segment (counting from the base) much shorter than half the head length); psammophore absent.
...5.

Subfamily: Genus: M. mimicus Wheeler w

Formicinae Myrmecocystus M. romainei Cole

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5. Maxillary palp longer than the head, segments 3 and 4 extremely long, the third segment (counting from the base) at least half the head length and usually more; psammophore present. ('honey ants' of the southwest, collected in southern and western Kansas)	...Myrmecocystus*
Maxillary palp not longer than the head (Fig. 36), segments 3 and 4 short, the third segment (counting from the base) much shorter than half the head length); psammophore absent.	...5.

Subfamily:	Genus:	M. mimicus Wheeler	w
Formicinae	Myrmecocystus	M. romainei Cole