After a colony site can be found, brand new personal, bumble bee queen gathers pollen and you will lays this lady basic brood off staff eggs. Gurus appear about 21 weeks following egg are applied and you can dominate the fresh duties out of pollen and you will nectar collection too once the colony security. The size of the employees develops with every the fresh new brood. A 3rd caste regarding bumble bees, the fresh people, might be built in midsummer.
Bombus bimaculatus Cresson 1863, the latest twospotted bumble-bee. Their diversity expands from Ontario in order to Maine, southern area so you can Fl, and you may west in order to Illinois, Ohio, Oklahoma and you will Mississippi. Florida state records were: Alachua, Clay, Franklin, Highlands, Lake, Levy, Marion, 
Its diversity stretches out of Nj to Florida, and you can west so you’re able to Northern and you will Southern area Dakota, Nebraska, Texas and you may The newest Mexico. Florida state info were: Alachua, Franklin, Gadsden, Levy, Freedom, Lime, and you may St. Johns.
Bombus griseocollis (DeGeer) 1773, the new brown-belted bumble-bee. Their diversity runs of Quebec and you will Maine so you can Florida, and you can regarding the Western Western (DL 21011). Florida county details become Alachua, Clay, Collier, Highlands, Marion, and Osceola.
Bombus impatiens Cresson 1863, the typical eastern bumble bee. It kinds is actually local out-of Ontario in order to Maine and you will southern so you can Florida and try brought in the Ca plus in British Columbia, Canada (EOL 2011). Florida county ideas include Alachua, Bradford, Calhoun, Escambia, Franklin, Jackson, Gadsden, Highlands, Levy, Versatility, Okaloosa, Lime, Hand Beach, Polk,and you can Santa Rosa.
Bombus pensylvanicus (DeGeer) 1773, the latest Western bumble-bee. Their diversity extends out of Quebec and you may Ontario, Maryland southern to Florida, then western in order to Minnesota, Southern area Dakota, Nebraska, Tx, The fresh Mexico and Mexico (Private 2011). Fl county details tend to be: Alachua, Bradford, Collier, Escambia, Flagler, Highlands, Lake, Lee, Levy, , Sarasota, Santa Rosa.
Bombus terricola Kirby 1837, the red-colored-banded bumble bee. In the first place, it varieties prolonged of Nova Scotia to help you Fl, west so you can British Columbia, Montana and you will South Dakota. When you find yourself just after well-known, their features ). Zero specimens viewed regarding Florida, but submitted off Fl by the Mitchell (1962).
Key to the fresh new Bumble Bees inside the Florida (Back into Top)
Figure 10. Figures away from Florida Bombus spp. step 1. Bombus fraternus, 2. Bombus pensylvanicus, step 3. Bombus impatiens, cuatro. Bombus griseocollis, 5. Bombus bimaculatus, six. Bombus griseocollis, eight. Bombus bimaculatus. Pic of the Office out of Plant Globe.
1. Antenna having a dozen places; abdomen which have six apparent terga; idea off instinct pointed, which have stinger; corbiculae towards the hind tibiae (not Psithyrus); productive most of the summer; female (queens and you will professionals) . . . . . dos 1′. Antenna that have thirteen places; abdomen which have eight apparent terga; idea regarding abdomen round, no stinger; hind tibia run out of corbiculae; active from middle out-of june till winter months; guys . . . . . 7
dos. Hind tibia relatively thin, versus corbiculae; cleptoparasitic models . . . . . Bombus variabilis 2′. Hind tibia that have well-establish corbiculae (pollen-meeting Bombus spp.) . . . . . step 3
Bombus fraternus (Smith) 1854, the newest southern flatlands bumble bee
step 3. Rear 1 / 2 of scutum and all of scutellum that have black pubescence (Zero. 2) . . . . . Bombus pensylvanicus 3′. Rear half scutum and you can scutellum with many yellow pubescence . . . . . cuatro
cuatro. Dorsum regarding thorax which have an obvious, transverse gang of black colored pubescence ranging from wing angles (No. 1) . . . . . Bombus fraternus 4′. Dorsum off thorax rather than transverse black colored ring between side basics . . . . . 5
six. Horizontal ocellus extremely below supraorbital line (Zero. 6) . . . . . Bombus griseocollis 6′. Horizontal ocellus on level of supraorbital line (No. 7) . . . . . Bombus bimaculatus
eight. Hind tibia convex, heavily pubescent towards outer facial skin; gonostylus much surpassing apex regarding gonocoxites; cleptoparasitic versions . . . . . Bombus variabilis 7′. Hind tibia somewhat flattened, sparsely pubescent on outside epidermis; gonostylus little exceeding top of gonocoxite (pollen-get together Bombus spp.) . . . . . 8
8. Attention constantly converging a lot more than, lateral ocelli better margins of attention than to both; malar place just about step one/cuatro basal width off mandible . . . . . nine 8′. Vision regarding parallel, horizontal ocelli nearer to each other rather than attention margins; malar area throughout the so long as basal thickness away from mandible . . . . . ten