Figure 2.

Shells of introduced and native Pomacea collected in Florida. Apertural and abapertural views of the same specimens: a. Pomacea diffusa, b. Pomacea haustrum, c. Pomacea insularum, d. Pomacea paludosa (the native Florida apple snail). Scale Bar: 5 cm.

Rawlings et al. BMC Evolutionary Biology 2007 7:97   doi:10.1186/1471-2148-7-97
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