| congener | a whole (a thing or person) of the same kind or category as another, lard was also used, though its congener, butter, was more frequently employed, the American shopkeeper differs from his European congener |
| form genus | an artificial taxonomic category established on the basis of morphological resemblance for organisms of obscure true relationships especially fossil forms |
relative
congener
congenator
congeneric | an animal or plant that bears a relationship to another (as related by common descent or by membership in the same genus) |
Heliobacter
genus Heliobacter | a genus of helical or curved or straight aerobic bacteria with rounded ends and multiple flagella, found in the gastric mucosa of primates (including humans) |
| bacteria genus | a genus of bacteria |
Aerobacter
genus Aerobacter | aerobic bacteria widely distributed in nature |
Rhizobium
genus Rhizobium | the type genus of Rhizobiaceae, usually occur in the root nodules of legumes, can fix atmospheric oxygen |
Agrobacterium
genus Agrobacterium | small motile bacterial rods that can reduce nitrates and cause galls on plant stems |
| genus Bacillus | type genus of the Bacillaceae, includes many saprophytes important in decay of organic matter and a number of parasites |
| genus Clostridium | anaerobic or micro-aerophilic rod-shaped or spindle-shaped saprophytes, nearly cosmopolitan in soil, animal intestines, and dung |
| genus Nostoc | type genus of the family Nostocaceae: freshwater blue-green algae |
| genus Trichodesmium | a genus of blue-green algae |
Pseudomonas
genus Pseudomonas | type genus of the family Pseudomonodaceae |
Xanthomonas
genus Xanthomonas | a genus of bacteria similar to Pseudomonas but producing a yellow pigment that is not soluble in water |
Nitrobacter
genus Nitrobacter | rod-shaped soil bacteria |
Nitrosomonas
genus Nitrosomonas | ellipsoidal soil bacteria |
| genus Thiobacillus | a genus of bacteria |
| genus Spirillum | a genus of bacteria |
| genus Vibrio | a genus of bacteria |
Bacteroides
genus Bacteroides | type genus of Bacteroidaceae, genus of Gram-negative rodlike anaerobic bacteria producing no endospores and no pigment and living in the gut of man and animals |
Calymmatobacterium
genus Calymmatobacterium | a genus of bacterial rods containing only the one species that causes granuloma inguinale |
Francisella
genus Francisella | a genus of Gram-negative aerobic bacteria that occur as pathogens and parasite in many animals (including humans) |
| genus Corynebacterium | the type genus of the family Corynebacteriaceae which is widely distributed in nature, the best known are parasites and pathogens of humans and domestic animals |
| genus Listeria | a genus of aerobic motile bacteria of the family Corynebacteriaceae containing small Gram-positive rods |
| genus Escherichia | a genus of bacteria |
| genus Klebsiella | a genus of bacteria |
| genus Salmonella | a genus of bacteria |
genus Serratia
Serratia | a genus of motile peritrichous bacteria that contain small Gram-negative rod |
| genus Shigella | a genus of bacteria |
| genus Erwinia | a genus of bacteria |
| genus Rickettsia | can cause typhus and Rocky Mountain spotted fever in humans |
| genus Chlamydia | type genus of the family Chlamydiaceae: diseaseausing parasites |
| genus Mycoplasma | type and sole genus of the family Mycoplasmataceae |
| genus Actinomyces | type genus of the family Actinomycetaceae |
| genus Streptomyces | type genus of the family Streptomycetaceae |
| genus Mycobacterium | nonmotile Gram-positive aerobic bacteria |
Polyangium
genus Polyangium | type genus of the family Polyangiaceae: myxobacteria with rounded fruiting bodies enclosed in a membrane |
Micrococcus
genus Micrococcus | type genus of the family Micrococcaceae |
| genus Staphylococcus | includes many pathogenic species |
| genus Lactobacillus | type genus of the family Lactobacillaceae |
| genus Diplococcus | a genus of bacteria |
| genus Streptococcus | a genus of bacteria |
Spirochaeta
genus Spirochaeta | the type genus of the family Spirochaetaceae, a bacterium that is flexible, undulating, and chiefly aquatic |
| genus Treponema | type genus of Treponemataceae: anaerobic spirochetes with an undulating rigid body, parasitic in warm-blooded animals |
| genus Borrelia | small flexible parasitic spirochetes having three to five wavy spirals |
| genus Leptospira | very slender aerobic spirochetes, free-living or parasitic in mammals |
| protoctist genus | any genus of Protoctista |
| genus Amoeba | protozoan inhabiting moist soils or bottom vegetation in fresh or salt water |
Endamoeba
genus Endamoeba | the type genus of the family Endamoebidae |
| genus Globigerina | type genus of the family Globigerinidae |