gio squamis oblecla est pone lolundatis subtllissime vermmlosis ; ani or¡6cium semilunulare occurrit, margme
postico squamuUs mimerosis, angiistis cinctum; cauda bieyis, compressissinia, tranco postico non
altior, suljito trigono-terminata, in apice extimo squama magna, juxta quam lateraliter utrinque alia trigona
adest, terminau, sqnamis obsolete hexagonis, medio pnnctulo gibbo armatis obsita; margo caudae
superior ac inferior rectissimus, integenimus est, non pellucidus. Scutella abdominalia )54.
Color. Caput flavum, macula lata a scutornm frontalimii posticorimi margiire postico usqne ad
nucham extensa ac taenia supra oris angulum incipiens, infra oculos et arcuata ante nares supra rostrum
ducta nigricantes; scutum labiale ac scuta mentaba olivascenli-lavatai dorsum totum laete olivascenti - viride
squamarum Umbo subtili nigricante, ejus latera ac abdomen laete sulplimeo-(lava, exceptis scutellorum
abdominis serie schistaceo-atra ac fasciis ante caudam Juabus penultimis flavis ndjro-lavatis;
cauda tota scWstaa!o-alerrima, unicolor; trancus ab occipite usque ad caudae basin cingitur annulis Ù
augustiusculis schistaceo-atris per iuterstitia aequalia diremtis; in utroque margine integerrimi, subtus
vero abdominali linea scliistaceo-atra dissecta sum; annuii ntplurimum in dorso medio ac versus scutella
abdominalia paullo latiores sunt quam ad latera; in spina dorsi adsunt inter fascias, in medio interstitii
oliváceo-virescentis, maculae schistaceo-atrae, prima pone occiput conspicua; maculae liae ntplurimum
rotundae sunt, mox majores mox minores; raro versus tmncum infimum in fasciolam ellipticam vergunt;
omnium minimae suut in medio tmuci; irides . . .?
Proportio corporis parlium e mensura. Longitudo a rostri apice usque ad caudae finem
17", caudae solius 1" 47."', capitis 7"'; andjitus capitis immediate pone uarés 10"', pone oculos 1",
occipitis 1", colli supremi 1", tranci in medio 1" 5"', prope armrn 1"; cauda ad basin alta est 3'/,"','
iu medio et ante apicem 4"'.
Hahitatio et vi i ratio. Indiam orientalem iniiabitat.
O B S E R V A T I O N E S . Specimen purUsimae conservationis Jiunc descriplumy commi
BOÌ1.I.EAVD, inspectore sommo in rebus nanaiibus in Portu Graiiae, adest i
Hone. Hoc ex India orientali allatam Jhisse dixit
1 ah amico cenerata
amphihionzm coltec-
— Color nther prope caudae basin mox pallescebat!
reliijmis hncnstpse restabat •, epidermide detrita fasciae schistaceo-nigrae aterrimae fiunt. SHArrit
Hydru, spiralis {Gen. Zoo/. 5, T". 2. p . 564-i. llh) nisieadem, attamen specie,p,r,,„am ajfini, similisqtie
est. De Hydrophe melanuro setfuentibus characteribus potissimum discedere videtur. In Hydro
spirati tranci color universalU Jlaou, est; truncm vero cingitiu- annulis intense caitaneo-fasci,; inter
quos quidem annulos adsunt maculae rotundae concolores, in trunco medio (?) incipientes, altemantes; Cauda
lata nigra gerit prope basinJlavas maculas; margines ipsius rjuoque sunt subpellucidi — yid ampliorem
vero comparationem Angli ipsa verba ponam: Yellowish Hydrus wltli brown bands. Iong
i t u d i n a l l y confluent beneath. Its length is about two feet, and its habit slender: the body much
compressed throughout; the back rising into a very sharp carina {in Hydrophe melanuro non conspicua);
the abdomen being also carinated, but haxing a flattened edge of scales somen,hat widir than the rest, and
measuring about the fifteenth of an inch in diameter, the head is small, and covered with large scales: the
moude wide; the scales on the whole animal moderately small, ovate and slightly carinated, the ground
colour is yellow, barred im a heaiUiful manner from head to tail with deep chemnst - brown or blackish f a s
ciae, each widening on the abdomen, and thus forming a highly distinct and handsome pattern when vie.
wed on each side seeming to constitute so many targe, round, yellow spots on a blackish ground, the back,
at about the middle, is marked, along its upper part, with a row, of rather large, round, blackish spots
situated between thejasciae, and so placed as to be in some parts on one side, and in others on the opposite
side of the dorsal carina; while some few are seatfd on tlu middle of the ridge itself, this variegation is
continued to the tail, which is about an inch and three quarters long, black or deep brown, with a few
yellow patches towards Us biginning, it i, remarkably broad for the size of the animal, and very thin
on the edges, so as to be semitransparent on those parts; the carina on the back is so sharp as to surpass in
this respect every other specie, of serpent. — In Hydrophe melanuro dissectio mihi milium ostendebat
extremitatis posticae vestigium.