Myrmicinae: key to genera, couplet 4

Myrmicinae: key to genera couplet 4
Key: modified from Hölldobler & Wilson (1990), Bolton (1994)

Taxa remaining

Crematogaster
Formicoxenus*#
Harpagoxenus#
Leptothorax
Protomognathus#
Trachymyrmex*

Figure 62. Myrmicinae: Crematogaster cerasi

Figure 63. Myrmicinae: Leptothorax ambiguus

4.Postpetiole attached to the dorsal surface of first gastral segment (Fig. 62); petiole dorsoventrally flattened and without a node (Fig. 62); gaster in dorsal view roughly hert-shaped and capable of reflexion over the alitrunk. (2b 3a 1a) (collected in all Midwestern states)
...Crematogaster

Postpetiole attached to the anterior face of the first gastral segment (Fig. 63); petiole with a conspicuous node (Fig. 63); gaster in dorsal view not roughly heart-shaped, not capable of reflexion over the alitrunk.
...5

Subfamily: Genus: C. ashmeadi Mayr

Myrmicinae Crematogaster Lund C. cerasi (Fitch) MN

C. kennedyi Wheeler

C. laeviuscula Mayr

w131
C. lineolata (Say) MN, TC, Cedar Creek

C. minutissima missuriensis Emery

C. punctulata Emery

Notes: populous, tend aphids and coccids

Crematogaster cerasi (Myrmicinae: Crematogater Lund)
Side views of alate female, male reproductives and worker.

Genus Crematogaster Lund ¡|P°VDƒ›
biroi Mayr, 1897: Chou & Terayama, 1991: 78 ; - Bolton, 1995: 148. <¶§Û¡|ß¿VD
bison Forel, 1913: Chou & Terayama, 1991: 77 ; - Bolton, 1995: 148. >•§°¡|ß¿VD
dohrni fabricans Forel, 1911: Chou & Terayama, 1991: 78; - Bolton, 1995: 152. ¶h§Û¡|ß¿VD
laboriosa Fr. Smith, 1874: Chou & Terayama, 1991: 78; - Bolton, 1995: 155. d‘´j¡|ß¿VD
pia taivanae Forel, 1913: Bolton, 1995: 160. ªODW¡|ß¿VD
popohana Forel, 1912: Bolton, 1995: 160. •“•P¡|ß¿VD
popohana amia Forel, 1913: Chou & Terayama, 1991: 78; - Bolton, 1995: 160. ™¸¨¸¡|ß¿VD
rogenhoferi Mayr, 1879: Chou & Terayama, 1991: 78; - Bolton, 1995: 161. ƒa±_¡|ß¿VD
schimmeri Forel, 1912: Chou & Terayama, 1991: 78; - Bolton, 1995: 162. Æu§Û¡|ß¿VD
subnuda formosae Wheeler, 1909: Bolton, 1995: 163. StO=¡|ß¿VD
treubi apilis Forel, 1913: Chou & Terayama, 1991: 78; - Bolton, 1995: 164.. §B§Û¡|ß¿VD

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4.Postpetiole attached to the dorsal surface of first gastral segment (Fig. 62); petiole dorsoventrally flattened and without a node (Fig. 62); gaster in dorsal view roughly hert-shaped and capable of reflexion over the alitrunk. (2b 3a 1a) (collected in all Midwestern states)	...Crematogaster
Postpetiole attached to the anterior face of the first gastral segment (Fig. 63); petiole with a conspicuous node (Fig. 63); gaster in dorsal view not roughly heart-shaped, not capable of reflexion over the alitrunk.	...5

Subfamily:	Genus:	C. ashmeadi Mayr
Myrmicinae	Crematogaster Lund	C. cerasi (Fitch)	MN
		C. kennedyi Wheeler
		C. laeviuscula Mayr
	w131	C. lineolata (Say)	MN, TC, Cedar Creek
		C. minutissima missuriensis Emery
		C. punctulata Emery