TABLE 2 in Systematics of the Little Red Tree Frog, Litoria rubella (Anura: Pelodryadidae), with the description of two new species from eastern Australia and arid Western Australia

TABLE 2. Morphological traits measured on voucher specimens.
Morphological trait Abv. Definition
Snout–urostyle length SUL Distance from the tip of the rostrum to the most posterior point of the urostyle
Foot length FOL Distance from phalangeal apex to base of tarsals
Tibia length TIB Length of the tibia from outer margin to knee point
Femur length FEL Length of the femur
Lower arm length LAL Length of the radius
Upper arm length UAL Length of the humerus
Head width HDW Distance between the outer extremities of the head at the widest point
Distance between eyes DFE Distance between the front of the eyes
Inter-orbital distance IOD Distance between the occipital orbits
Inter-nares distance IND Distance between the interior edge of nares
Head length HDL Distance from the posterior tympanum region to the tip of the rostrum
Head depth HD Distance from the ventral and dorsal cranial surfaces measured - between the tympanum and eye
Snout length SNT Distance from the preocular region to the tip of the snout
Eye to nares distance EN Distance from the anterior edge of the eye and the posterior edge of the nostril
Nares to snout distance NS Distance from the nares to the tip of the snout
Eye width EYE The width of the eye at its widest point
Tympanum to eye TEY The distance from the rear of the eye and front of the tympanum
Tympanum width TMP The distance between the widest points of the tympanum
Third toe length 3TL The length of the third toe from the proximal surface of the foot-toe junction to tip of toe
Third finger disc width 3FDW The width of the third finger disc at its widest point
Third finger width 3FW The width of the penultimate phalanx
Plantar length PL Length of the fourth toe from the toe tip to the heel
Fourth toe disc width 4TDW Distance between the outer extremities of the fourth toe disc at the widest point
Fourth toe width 4TW The distance between the outer extremities of the fourth toe below the disc
Inner metatarsal tubercle IMT The diameter of the tubercle located between the metatarsals