39 Green above; sides, upper surface of thighs, and hands and feet colourless, with green dots or reticulation; a white band from below the eye to the angle of the mouth; throat and belly white. From snout to vent 33 mm.
Hardly distinguishable from /Y. atropunctata. Habitat: New Guinea (Wendesi; Fakfak).
15. Hyla albolabris Wand.
Hyla albolabris Wandolleck, Abh. Zool. Mus. Dresden, XIII, N°. 6, 1911, p. 12, figs.60—82.
Vomerine teeth in two roundish groups between the choanae. Snout somewhat produced; the distance from the eye to the nostril a little smaller than the diameter of the eye; canthus rostralis rounded; loreal region concave; nostril nearer tip of snout than eye; interorbital space as broad as the diameter of the eye; tympanum distinct, '/, the width of the eye. Fingers and toes with disks; fingers webbed at the base, toes narrowly webbed; limbs very long.
Belly and part of the lower surface of the hind limbs granular; a fold above the tympanum.
Dark blue above, marbled with lighter; beneath light yellowish, with brownish spots; young individuals uniform dark blue above, yellowish white below; upper lip and edge of the mouth yellowish white. Length 4 cm.
Insufficiently described Habitat: New Guinea (Eitape).
16. Hyla arfakiana Ptrs. & Dor.
Hyla arfakiana Peters e Doria, Ann. Mus. Genova, XIII, 1878, p. 421, pl. VI, fig. 2. Hyla arfakiana Boulenger, Cat. Batr. Sal. Brit. Mus., 1882, p. 410. fTyla arfakiana vy. Kampen, Nova Guinea, IX, pt. 3, 1913, p. 456. Tongue suboval, nicked and free behind; vomerine teeth in two short oblique series between the choanae. Head as long as broad or a little broader; snout rounded, vertically truncate, or scarcely prominent, as long as, or longer than the upper eyelid and longer than deep; canthus rostralis angular, straight; loreal region feebly oblique, concave; nostril as far from tip of snout as from the eye, or nearer the first ; interorbital . Space as broad as or broader than the upper eyelid; tympanum little distinct, '/, to '/,; the diameter of the eye. Disks of
40 second to fourth finger large, of third finger at least half the diameter of the eye, of first finger smaller; disks of toes a little smaller than those of fingers; first finger shorter than second, which is shorter than fourth; fingers free, or the two or three outer ones webbed at the base; third and fifth toe of equal length; toes */, webbed, the first one nearly entirely free; subarticular tubercles small, single, or the distal ones of the three outer fingers double; an oblong inner and sometimes a very feeble outer metatarsal tubercle; the heel reaches beyond the tip of the snout; tibia */, length of head and body, or a little shorter.
Skin smooth, or finely granulate or with a few scattered warts above; belly and lower surface of thighs, sometimes throat and breast also, granulate; a few warts below the vent; heel with or without a short triangular dermal appendage; usually a dermal ridge or a row of small tubercles along the outer side of the fore-arm and the fourth finger, and along that of foot and fifth toe; a fold above the tympanum. Colour very variable; upper parts blue, reddish brown or blackish, often with small whitish or rufous dots or a few dark spots or a large dark hourglass-shaped spot on the back, commencing between the eyes; upper surface of snout sometimes light-coloured; upper lip sometimes with a white border; loreal region, and sometimes the side of the body, dark, or a blackish streak beneath canthus rostralis and along temporal region; posterior surface of thighs usually purplish brown; the ridges along the outer sides of the extremities light-coloured ; beneath brownish or yellowish, mottled with greyish or dark. Length 70 mm.
Male with a subgular vocal sac.
Habitat: New Guinea (Hatam, Arfak mts., + 1900 m.!; near Idenburg riv., +1450m.!; Pomora riv., 1000—1400 m.!; Torricelli. amts.; Fife . baym., Moroka, «700 )m.gj,9n0w, .mts., IO00O0O—2500 m.!).
17. Hyla wolterstorffi (Wern.).
fTylella wolterstorffi Werner, Verh. zool.-bot. Ges, Wien, LI, 1901, p. 613. Tongue oblong, feebly nicked behind; no vomerine teeth. Snout rounded, somewhat longer than the eye; canthus rostralis distinct, straight; loreal region rather steep, flat; nostril
AI near the tip of the snout; interorbital space twice the width of the upper eyelid; tympanum not very distinct, about '/, the diameter of the eye. Disks of fingers larger than the diameter of the tympanum, of toes a little smaller than those of fingers; first finger shorter than second; fingers free, toes about */, webbed; the heel reaches the posterior border of the eye. Skin of upper parts smooth; throat, belly and lower surface of thighs granulate.
Brownish white above; a dark brown streak from the eye to above the tympanum; anterior part of head to between the eyes light-coloured, occiput dark brown; limbs indistinctly spotted with brown; lower parts white, marbled with light brown, Length 23 mm.
Perhaps the young of A. arfakiana.
Habitat: N.E.-New Guinea.
18. Hyla pratti Bler.
Hyla pratti Boulenger, Ann. Mag. Nat. Hist., (8) VIII, 1911, p. 55. Tongue subcircular, nicked behind; vomerine teeth in two small groups or oblique series between the choanae. Head as long as broad; snout rounded, scarcely prominent, hardly as long as the upper eyelid, longer than deep; canthus rostralis distinct; loreal region oblique, concave; nostril equally distant from the eye and the tip of the snout; interorbital space as broad as the upper eyelid; tympanum distinct, not quite half the diameter of the eye. Disks of second to fourth finger as large as or larger than the tympanum, of first finger and of toes smaller than those of outer fingers; first finger shorter than second, which is shorter than fourth; three outer fingers distinctly webbed at the base, first free; third toe as long as fifth; toes */, webbed; subarticular tubercles small, single; an oblong inner, no outer metatarsal tubercle; no tarsal fold; the heel reaches the tip of the snout; tibia a little more than half the length of head and body.
Smooth or with more or less distinct small flat warts above, belly and lower surface of thighs granulate; a series of small tubercles along outer border of fore-arm and fifth finger may be present; a fold above the tympanum.
Bluish grey above in spirit (green in life?), uniform or with small irregular black spots, or with a large, dark, hourglassshaped spot, commencing between the eyes; whitish beneath,
A2 throat sometimes speckled with greyish. From snout to vent 50 mm.
Male with an external vocal sac and brown nuptial rugosities on the inner finger.
I doubt if this species may be separated from 7. arfakiana. Habitat: New Guinea (Hatam!; Arfak mts., 2400 m.; Wendesi).
19. Hyla wollastoni Blgr.
Hyla Wollastoni Boulenger, Transact. Zool. Soc. London, XX, pt. 5, 1914 p. 248, pl. XXVII, fig. 1.
Tongue oval, free and feebly notched behind; vomerine teeth in two oblique groups between the choanae. Head slightly broader than long; snout rounded, as long as the eye; canthus rostralis sharp; loreal region not very oblique, concave; nostril nearer the tip of the snout than the eye; interorbital space nearly as broad as the upper eyelid; tympanum distinct, */, the diameter of the eye. Disks of fingers as large as the tympanum, of toes a little smaller; fingers with a rudiment of web; toes extensively webbed, the web reaching the disks of third and fifth, two phalanges of fourth toe free; no tarsal fold; heel reaching beyond the tip of the snout; tibia as long as the distance from occiput to vent.
Smooth above, granular on the sides and beneath; a strong, straight glandular fold from behind the eye to above the shoulder; a subconical tubercle on the upper eyelid and others around the vent; a spur-like tubercle on the heel. Green above, with black spots forming an hourglass-shaped marking from between the eyes to the sacrum; a fine whitish streak, edged with black beneath, from the tip of the snout along the canthus rostralis to the eye and along the fold behind the eye; lower parts yellowish white, with scattered small brown spots. From snout to vent 46 mm.
Male with an external gular vocal sac.
Nearly related to, if not identical with A. arfakiana. Habitat: New Guinea (Utakwa riv., 640 m.).
20. Hyla chloronota (Bler.).
Hylella chloronota Boulenger, Ann. Mag. Nat. Hist., (8) VIII, 1911, p. 55. Tongue oval, slightly nicked; no vomerine teeth. Head as broad as long; snout rounded, scarcely prominent, as long as
id 43 the orbit; canthus rostralis distinct; loreal region nearly vertical; interorbital space broader than the upper eyelid; tympanum distinct, about half the diameter of the eye. Disks of fingers as large as the tympanum; outer fingers '/, webbed; toes nearly entirely webbed; subarticular tubercles moderate; the heel reaches the tip of the snout; tibia not quite half the length of head and body.
Skin smooth above; throat, belly and base of lower surface of thighs very coarsely granulate; no fold across the chest. Green above, white beneath, the green colour forming a narrow stripe along the upper surface of the thighs. From snout to vent 27 mm.
Male with an internal vocal sac and brown nuptial rugosities on the inner finger.
Habitat: New Guinea (Arfak mts., 2400 m.; Utakwa riv., 760 m.).
21. Hyla jeudei Wern.
Hyla Feudii Werner, Zool. Anz., XXIV, 1901, p. 99. Tongue feebly nicked behind; vomerine teeth in two round groups close to each other between the choanae. Head a little broader than long; snout rounded, once and a half as long as the diameter of the eye; canthus rostralis rounded; loreal region oblique, concave; nostril nearer the tip of the snout than the eye; interorbital space twice the width of the upper eyelid; tympanum distinct, */, the diameter of the eye. Disks of fingers half the diameter of the tympanum; first finger shorter than second; fingers webbed at the base; toes webbed, the two distal phalanges and part of the preceding phalanx of the fourth toe are free, of the other toes only the terminal and part of the penultimate phalanx free from web; subarticular tubercles distinct; a small, elliptic, inner and a still smaller, indistinct outer metatarsal tubercle; the heel reaches thecentre of the eye:
Skin indistinctly warty above; belly granulate; a strong transverse fold across the breast.
Greyish violet above, indistinctly dark spotted and marbled; a dark cross-bar between the eyes and a pair of longitudinal spots in the scapular region; thighs whitish, dark marbled; dirty white beneath. Length 33 mm.
Habitat: N.E.-New Guinea.
44 22. Hyla bicolor (Gray).
Eucnemis bicolor Gray, Zool. misceil., London, 1831, p. 5. Hylomantis fallax Peters, Monatsber, Akad. Berlin, 1880, p. 224, fig. 4. Hylella bicolor Boulenger, Cat. Batr. Sal. Brit. Mus., 1882, p. 421. Hyla bicolor vy, Kampen, Nova Guinea, V, pt. 1, 1906, p. 173, pl. VI, fig 7 (tadpole). Tongue suboval, slightly nicked; vomerine teeth in two small groups between the choanae, or absent. Head as long as broad; snout projecting, as long as the upper eyelid, much longer than deep; canthus rostralis strong; loreal region nearly vertical, concave; nostril nearer the tip of the snout than the eye; interorbital space broader than the upper eyelid; tympanum distinct, about half the diameter of the eye. Disks of fingers and toes smaller than tympanum; first finger shorter than second, which is shorter than fourth; fingers webbed at the base, toes nearly entirely webbed; subarticular tubercles moderate; inner metatarsal tubercle elliptic, the outer circular, very small or absent; the heel reaches the tip of the snout, or not quite so far; tibia */, length of head and body. Skin smooth, belly and lower surface of thighs granulate; a more or less distinct fold across the chest. Bluish above, immaculate or dotted with blackish; a blackish streak on canthus rostralis and temporal region; a white streak from below the eye to the shoulder, sometimes continued along the side of the body; beneath whitish, immaculate. Young individuals probably purplish brown, with a white longitudinal streak at each side from the nostril along the upper eyelid to the sacral region. Length 33 mm. Male with an external subgular vocal sac, and in the breeding season with a triangular, brown copulatory excrescence on the first finger.
Tadpole. — The following tadpoles probably belong to this species:
Length of body about once and a half its width; tail more than once and a half as long as body, twice as long as deep. Nostril nearer the tip of the snout than the eye; eyes lateral, in the middle between tip of snout and spiraculum, or nearer the former; the distance between them 2'/, to 3 times that between the nostrils and twice the width of the mouth; spiraculum sinistral, not visible from above, nearer the origin of the hind limbs than the tip of the snout; vent dextral, above the lower border of the subcaudal crest of the tail. Tail
45 acutely pointed, crests high, convex, equally deep, the upper one extending to above the spiraculum.
Mouth ventral; lips bordered with papillae, which are absent in the middle of the upper lip; jaws narrowly edged with black; series of teeth 1'1/3, those of lower lip about equal in length.
Greyish white; back, throat and base of tail darkly marbled; tail further yellowish, with a few (usually 4 or 5) broad, black vertical streaks; a dark streak, bordered above and below by a white one, from eye to tip of snout. Length 34 mm. It is not certain, if these tadpoles, found in a small swamp near the lake Sentani, really belong to HY. dzcolor. Habitat: Aru islands; New Guinea (Idenburg riv.!; Moaif riv.!; Humboldt bay?!; Sentanilake!; Merauke!). — Australia. 23. Hyla impura Ptrs. & Dor.
Hyla impura Peters e Doria, Ann. Mus. Genova, XIII, 1878, p. 426, pl. VII, fig. 2. Hyla impura Boulenger, Cat. Batr. Sal. Brit. Mus., 1882, p. 409. Ayla inpura v. Méhely, Termész. Fiizetek, XXI, 1898, p. 176. Hyla impura v. Kampen, Zool. Jahrb., Syst., XXXVII, 1914, p. 368. Tongue suboval or subcircular, nicked and free behind; vomerine teeth in two transverse or slightly oblique groups between the posterior borders of the choanae. Head as long as broad; snout rounded, or somewhat pointed, as long as the upper eyelid, longer than deep; canthus rostralis angular; loreal region very oblique, concave; nostril nearer the end of the snout than the eye; interorbital space as broad as, or hardly broader than the upper eyelid; tympanum distinct, '/, to */, the diameter of the eye. Disks of three outer fingers half to nearly as large as the tympanum, of first finger much smaller; disks of toes smaller than or as large as those of fingers; first finger as long as second, or a little shorter; second finger shorter than fourth; fingers webbed at the base, only a slight rudiment of web between first and second ones; third and fifth toe equal in length; toes nearly entirely webbed, the web reaching the disks of the third and fifth one, or nearly so; two phalanges of fourth toe free; subarticular tubercles and the oval inner metatarsal tubercle feebly developed, a very feeble outer metatarsal tubercle; the heel reaches between eye and tip of snout, or a little beyond; tibia half the length of head and body, or a little longer.
46 Skin smooth above; a feeble fold above the tympanum; a series of tubercles along the outer border of the fore-arm, continued as a feeble ridge along the outer finger, and a feeble ridge along the outer border of foot and fifth toe; belly and lower surface of thighs granulate; often a fold across the chest. Olive-green, grey, brown or yellow (in spirit brown or grey) above, usually marbled with darker; posterior surface of thighs often dark brown or dark grey, usually white-punctate; tubercles along fore-arm white; around the vent sometimes a black spot, edged with a white line above; white or yellowish beneath. Young specimens with white (in life probably yellow) markings, viz. three longitudinal bands on the back, a streak from below the eye to the shoulder; fine dots on the fore-arm, in addition to the series of white granules along its outer border; a transverse streak beneath the vent and some fine dots on the thighs. Length 55 mm.
Male with an internal vocal sac and in the breeding season with a longish black rugosity on the inner side of the first finger and sometimes some black longitudinal streaks and spots on the back.
Habitat: New Guinea (Mamberamo riv.!; Idenburg riv.!; Sermowai riv.!; Tor riv.!; Moaif riv.!; Humboldt bay! '); Kaiserin Augusta riv.!; Erima, Astrolabe bay; Sattelberg ; between Sissano and Sera; Nikura; Merauke?!); Yule isl. ?
24. Hyla macgregori Del.-Og.
Hyla macgregori Douglas Ogilby, Rec. Australian Mus. Sydney, I, 1890, p. 100. Hyla thesaurensis v. Méhely, Termész. Fiizetek, XX, 1897, p. 414, pl. X, fig. 7. Hyla thesaurensis (partim), v. Kampen, Zool. Jahrb., Syst., XX XVII, 1914, p. 368. Hyla macgregori Fry, Proc. Roy. Soc. Queensland, XXVII, 1915, p. 76, pl. II and textfig. 3.
Tongue oval or subcircular, entire or slightly nicked and little free behind; vomerine teeth in two slightly oblique groups between the posterior borders of the choanae. Head as long as broad; snout rounded, about as long as the orbit; canthus rostralis rounded; loreal region oblique, concave; nostril nearer the tip of the snout than the eye; interorbital space a little broader than the upper eyelid; tympanum very distinct, about half the diameter of the eye. Disks of three outer I) Specimen mentioned by me (1914) as H. thesaurensis,