<Tr> <Td> Toyota Sienna Accessible (BraunAbility) </Td> <Td> X </Td> <Td> X </Td> <Td> - </Td> </Tr> <Tr> <Td> Toyota Sienna Accessible (FR Conversion) </Td> <Td> X </Td> <Td> X </Td> <Td> - </Td> </Tr> <Tr> <Td> Toyota Sienna Accessible (Mobility Works) </Td> <Td> X </Td> <Td> X </Td> <Td> - </Td> </Tr> <P> While medallion taxicabs in the city are always yellow and boro taxis are green, car service vehicles may be any color but yellow; they are usually black and are sometimes called "black car" services . Despite the de jure prohibition on picking up passengers who hail on the street, some livery cabs nevertheless do so anyway, often to make extra money . When a livery cab engages in street pick - ups, it becomes known as a "gypsy cab ." They are often found in areas not routinely visited by medallion cabs, and authorities tend to ignore the practice rather than leave sections of the city without cab service . </P>

What does a nyc taxi medallion look like