TABLE 2.

List of prey species used, including their phylogenetic classification and strain reference number

Prey species	Phylum and subdivision	Source (reference)a	Strain reference no.
Arthrobacter globiformus	Gram positive, high-G+C subdivision	LTER (37)	LTER 27
Bacillus bataviensis	Gram positive, low-G+C subdivision	DSMZ	15601
Curtobacterium citreum	Gram positive, high-G+C subdivision	LTER (37)	LTER 17
Cytophaga johnsonae	Gram positive, low-G+C subdivision	ATCC	17061
Comamonas testosteroni	Gram negative, beta subdivision	DSMZ	50244
Escherichia coli REL606	Gram negative, gamma subdivision	Richard Lenski (43)	N/A
Micrococcus luteus	Gram positive, low-G+C subdivision	ATCC	4698
Pseudomonas fluorescens	Gram negative, gamma subdivision	LTER (37)	LTER 56
Rhizobium vitis	Gram negative, alpha subdivision	DSMZ	6583
Sinorhizobium fredii	Gram negative, alpha subdivision	LTER (37)	LTER 38
Sphingobium yanoikuyae	Gram negative, beta subdivision	LTER (37)	LTER 19
Xanthomonas fragariae	Gram negative, gamma subdivision	DSMZ	3587

^aLTER, Kellogg LTER strain collection; ATCC, American Type Culture Collection; DSMZ, German Collection of Microorganisms and Cell Cultures.