3.1 Species breakdown
He has a preliminary deal with and you can language duration relative to really most other bumble bees. The new upperside regarding much of brand new abdomen is actually black colored, but there is however a unique, wider set of golden yellow tresses around the markets 2 and you will step 3 (Figure 1). Phase 5 was black otherwise pale yellow-brown.
The fresh males is actually comparable in the colour for the ladies, despite the fact that often have a lot more red hairs into the deal with. He’s intermediate in proportions between queens and gurus, and get apparently small antennae (COSEWIC 2015). For additional info on morphology, come across Williams et al. (2014).
The Reddish-banded Bumble bee is actually earlier thought conspecific on West Bumble Bee ( Bombus occidentalis) but Bertsch ainsi que al. (2010) and you may Williams ainsi que al. (2012) stated mitochondrial CO1 sequences good enough divergent to adopt both ) receive consistent morphological and you will molecular emails help a couple of distinctive line of varieties.
Contour 1. Queen Reddish-banded Bumble bee on the willow, Ontario. T2 and T3: Abdominal tergites 2 and 3. Photo: Sarah Johnson. Used in combination with consent.
Contour 1 depicts a picture of an almost-upwards of a king red-banded Bumblebee to your willow, Ontario. They suggests that the instinct of Yellow-banded Bumblebee try black as there are a standard group of golden-yellow all over their areas 2 and you will 3 having segments 5 becoming black.
3.dos Kinds inhabitants and you will shipment
The brand new Red-banded Bumble bee happens only during the United states. It ranges out-of Georgia north so you can Labrador, and you will western from the north United states and you can Canada so you’re able to Montana, United kingdom Columbia (BC), the new Northwest Regions (NT), and the southeastern Yukon (YT) (Contour 2). Continue reading
