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In Phymata, the scutellum is triangular and shorter than the pronotum. In Macrocephalus, the scutellum is narrow and rounded, extending to the tip of the abdomen. [2] Phymatinae normally have a large fore femur and clubbed antennae. The forewing membranes sometimes lack distinct cells. [3] The antennae have four segments. There are two ocelli.
Phymata americana show sexual dimorphism in size and color pattern. [ 9 ] [ 11 ] [ 13 ] [ 14 ] [ 15 ] Males tend to be darker than females, although only as adults. [ 13 ] Additionally, the degree of coloration is condition dependent , with increased food availability resulting in darker males and females. [ 13 ]
Phymata is a genus of assassin bugs belonging to the family Reduviidae, subfamily Phymatinae, [1] commonly called jagged ambush bugs. They can be a variety of colors, with their coloring helping them camouflage with the plants they live on.
Adults of Phymata crassipes can reach a length of about 7–9 mm. The body appear ornamented with some extrusions. Their triangular scutellum is shorter than a pronotum without prominent tubercles. They possess functional wings. They have clubbed antennae and enlarged fore femora and abdomen.
Large antennae on a longhorn beetle. Antennae (sg.: antenna) (sometimes referred to as "feelers") are paired appendages used for sensing in arthropods. Antennae are connected to the first one or two segments of the arthropod head. They vary widely in form but are always made of one or more jointed segments.
(Reuters) -The Louisiana Department of Health said on Friday it has detected the first presumptive positive human case of H5N1 bird flu infection in the U.S. state.
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Phymata pennsylvanica, known generally as the Pennsylvania ambush bug or Pennsylvania jagged ambush bug, is a species of ambush bug in the family Reduviidae. It is found in North America. [1] [2] [3] It is known to prey on a common hoverfly, Syritta pipiens. [4]