Biodiversity and ecology in the Australian bush
- vertex broad and high - limited pale markings on mesoscutum - narrow pale bands on T1-5, broken medially

- vertex broad and high
- limited pale markings on mesoscutum
- narrow pale bands on T1-5, broken medially

- very broad vertex - narrow, broken white (or slightly yellowish) bands on metasoma Note the length of the pale marking on T1 … considerably longer than in most B. musca ,

- very broad vertex
- narrow, broken white (or slightly yellowish) bands on metasoma

Note the length of the pale marking on T1 … considerably longer than in most B. musca,

Even without details of the clypeus, mandible, or front basitarsus, the breadth of the vertex would just about convince me this was B. littoralis . Just about.

Even without details of the clypeus, mandible, or front basitarsus, the breadth of the vertex would just about convince me this was B. littoralis. Just about.

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- vertex broad and high - limited pale markings on mesoscutum - narrow pale bands on T1-5, broken medially
- very broad vertex - narrow, broken white (or slightly yellowish) bands on metasoma Note the length of the pale marking on T1 … considerably longer than in most B. musca ,
Even without details of the clypeus, mandible, or front basitarsus, the breadth of the vertex would just about convince me this was B. littoralis . Just about.