The ornamental design for a calfnasaladapter, as shown and described.
FIG. 1 is a perspective view of a calf nasal adapter showing an embodiment of the design of this invention.
FIG. 2 is a front view thereof, the back view being substantially symmetrical.
FIG. 3 is a top view thereof.
FIG. 4 is a bottom view thereof.
FIG. 5 is a front view thereof.
FIG. 6 is a back view thereof; and,
FIG. 7 is a further perspective view thereof, with the calf nasal adapter connected to a spray pump shown in phantom.
The broken line showing of parts of the drawings is included for the purpose of illustrating use and environment and forms no part of the claimed design.