Salamandra atra hi-res stock photography and images - Page 2

Austria, alpine salamander on Tauplitzalm Stock Photo

RF2HAWG3M–Austria, alpine salamander on Tauplitzalm

Photo of a veterinarian holding a Salamander. The close-up image shows the animal and the professional's hand Stock Photo

RM2H77DMR–Photo of a veterinarian holding a Salamander. The close-up image shows the animal and the professional's hand

Alpine mountain lizard resting in the morning sun Bavarian Alps Germany Stock Photo

RFA8ABB5–Alpine mountain lizard resting in the morning sun Bavarian Alps Germany

Golden Alpine Salamander Salamandra atra aurorae adult in montane woodland habitat Venetian Prealps Italian Alps Italy june Stock Photo

RMCNN3YY–Golden Alpine Salamander Salamandra atra aurorae adult in montane woodland habitat Venetian Prealps Italian Alps Italy june

photo of a black alpine salamander on green moss Stock Photo

RMBKNRH8–photo of a black alpine salamander on green moss

alpine salamander, salamandra atra in austria Stock Photo

RF2DCY9RG–alpine salamander, salamandra atra in austria

Alpine salamander, European Alpine salamander (Salamandra atra), sitting on a rock, Montenegro, Prokletije Stock Photo

RMCNXHDJ–Alpine salamander, European Alpine salamander (Salamandra atra), sitting on a rock, Montenegro, Prokletije

Alpine salamander, Salamandra atra 1, southern banded newt, Ommatotriton vittatus 2, and hellbender, Cryptobranchus alleganiensis 3. Handcoloured stipple copperplate engraving by Eugene Giraud after an illustration by Felix-Edouard Guérin-Méneville and Edouard Travies from Guérin-Méneville’s Iconographie du règne animal de George Cuvier, Iconography of the Animal Kingdom by George Cuvier, J. B. Bailliere, Paris, 1829-1844. Stock Photo

RM2WW1XYW–Alpine salamander, Salamandra atra 1, southern banded newt, Ommatotriton vittatus 2, and hellbender, Cryptobranchus alleganiensis 3. Handcoloured stipple copperplate engraving by Eugene Giraud after an illustration by Felix-Edouard Guérin-Méneville and Edouard Travies from Guérin-Méneville’s Iconographie du règne animal de George Cuvier, Iconography of the Animal Kingdom by George Cuvier, J. B. Bailliere, Paris, 1829-1844.

RMCNXHF4–Alpine salamander, European Alpine salamander (Salamandra atra), sitting on a rock, Montenegro, Prokletije

Germany, Bavaria, Upper Bavaria, Werdenfelser Land (region), alpine salamander, Stock Photo

RMK3DTDY–Germany, Bavaria, Upper Bavaria, Werdenfelser Land (region), alpine salamander,

Alpine salamander, European Alpine salamander (Salamandra atra), sitting on a stone, Germany, Bavaria Stock Photo

RMCNYTAY–Alpine salamander, European Alpine salamander (Salamandra atra), sitting on a stone, Germany, Bavaria

Alpine newts (Ichthyosaura alpestris) Bernese Alps, Switzerland, April. Stock Photo

RMW7W9XA–Alpine newts (Ichthyosaura alpestris) Bernese Alps, Switzerland, April.

Alpen salamander (Salamandra atra) in Adelegg forest, Baden-Wurttemberg, Germany Stock Photo

RM2WYCP7G–Alpen salamander (Salamandra atra) in Adelegg forest, Baden-Wurttemberg, Germany

Alpine salamander (Salamandra atra) Stock Photo

RMC063H9–Alpine salamander (Salamandra atra)

RF2M6BM1X–Black Alpine Salamander

RMBC225F–alpine salamander

Natural closeup on the charcoal black Alpine salamander, Salamandra atra in the Austrian Carinthian Alps Stock Photo

RM2RGFWR7–Natural closeup on the charcoal black Alpine salamander, Salamandra atra in the Austrian Carinthian Alps

Alpenlandsalamander na een regenbui; Alpine Salamander after rainshower Stock Photo

RMP8421G–Alpenlandsalamander na een regenbui; Alpine Salamander after rainshower

RMJF29XK–little black amphibie

Forest floor, alp salamander, Salamandra atra, detail, watchfulness animal world, animal, amphibians, Amphibian, tail Amphibian, Salamandridae, salamander, black, protection of endangered species, nature conservation, Berchtesgadener alps Stock Photo

RMJ4KTKK–Forest floor, alp salamander, Salamandra atra, detail, watchfulness animal world, animal, amphibians, Amphibian, tail Amphibian, Salamandridae, salamander, black, protection of endangered species, nature conservation, Berchtesgadener alps

RM2H77DJB–Photo of a veterinarian holding a Salamander. The close-up image shows the animal and the professional's hand

European alpine salamander Salamandra atra Stock Photo

RMAB6JP6–European alpine salamander Salamandra atra

RMCNN3YW–Golden Alpine Salamander Salamandra atra aurorae adult in montane woodland habitat Venetian Prealps Italian Alps Italy june

RMBKNRGR–photo of a black alpine salamander on green moss

RF2DCY9RE–alpine salamander, salamandra atra in austria

Alpine salamander (Salamandra atra atra) is a shiny black salamander found in the Alps. Stock Photo

RF2HMJTA7–Alpine salamander (Salamandra atra atra) is a shiny black salamander found in the Alps.

Salamander Atra or black, endemic of some valleys of the Alps Valle Po, Pian del Re Stock Photo

RMJ56H69–Salamander Atra or black, endemic of some valleys of the Alps Valle Po, Pian del Re

zoology / animals, amphibian, salamander, Alpine Salamander, (Salamandra atra), on stone, distribution: Alpine region, Western B Stock Photo

RMA3Y36R–zoology / animals, amphibian, salamander, Alpine Salamander, (Salamandra atra), on stone, distribution: Alpine region, Western B

Alpine Salamander (Salamandra atra) on rock Stock Photo

RMA9EMEK–Alpine Salamander (Salamandra atra) on rock

Alpine salamander, European Alpine salamander (Salamandra atra), sitting on a rock, Germany, Bavaria Stock Photo

RMCNYT6D–Alpine salamander, European Alpine salamander (Salamandra atra), sitting on a rock, Germany, Bavaria

Closeup on an adult black Alpine salamander, Salamandra atra Stock Photo

RF2H826KP–Closeup on an adult black Alpine salamander, Salamandra atra

RM2WYCP7P–Alpen salamander (Salamandra atra) in Adelegg forest, Baden-Wurttemberg, Germany

RMC063J0–Alpine salamander (Salamandra atra)

RF2C175BM–Alpine salamander

RFA8ABB6–Alpine mountain lizard resting in the morning sun Bavarian Alps Germany

RM2RGFHRB–Natural closeup on the charcoal black Alpine salamander, Salamandra atra in the Austrian Carinthian Alps

RMP8421M–Alpenlandsalamander na een regenbui; Alpine Salamander after rainshower

RM2T836JD–Natural closeup on the charcoal black Alpine salamander, Salamandra atra in the Austrian Carinthian Alps

RMJ4MRHK–Forest floor, alp salamander, Salamandra atra, detail, watchfulness animal world, animal, amphibians, Amphibian, tail Amphibian, Salamandridae, salamander, black, protection of endangered species, nature conservation, Berchtesgadener alps

RM2H77DN6–Photo of a veterinarian holding a Salamander. The close-up image shows the animal and the professional's hand

RMA0370N–European Alpine salamander / Salamandra atra

Alpine salamander (Salamandra atra), adult on ground, Niederhorn, Bernese Oberland, Switzerland, August Stock Photo

RMK8RDJJ–Alpine salamander (Salamandra atra), adult on ground, Niederhorn, Bernese Oberland, Switzerland, August

RMBKNRG2–photo of a black alpine salamander on green moss

RF2DCY9PW–alpine salamander, salamandra atra in austria

RF2HMJTA6–Alpine salamander (Salamandra atra atra) is a shiny black salamander found in the Alps.

Reptilien, Alpensalamander, Salamandra atra ist eine schwarz gefärbte, landlebende Art der Schwanzlurche, Historisch, digital restaurierte Reproduktion von einer Vorlage aus dem 19. Jahrhundert Stock Photo

RF2MR1TGP–Reptilien, Alpensalamander, Salamandra atra ist eine schwarz gefärbte, landlebende Art der Schwanzlurche, Historisch, digital restaurierte Reproduktion von einer Vorlage aus dem 19. Jahrhundert

lizard agama atra at Cape Point South Africa Stock Photo

RFACC47B–lizard agama atra at Cape Point South Africa

zoology / animals, amphibian, salamander, Alpine Salamander, (Salamandra atra), at rock, distribution: Alpes, Western Balkans to Stock Photo

RMB407DM–zoology / animals, amphibian, salamander, Alpine Salamander, (Salamandra atra), at rock, distribution: Alpes, Western Balkans to

RMCNYT6E–Alpine salamander, European Alpine salamander (Salamandra atra), sitting on a rock, Germany, Bavaria

RF2HB6HP5–Closeup on an adult black Alpine salamander, Salamandra atra

RM2WYCP7M–Alpen salamander (Salamandra atra) in Adelegg forest, Baden-Wurttemberg, Germany

RMC063GK–Alpine salamander (Salamandra atra)

Alpine salamander, European Alpine salamander, Golden alpine salamander, Aurora's salamander (Salamandra atra, Salamandra atra aurorae), endemic in Vicenza, Italy, Italy, Alps Stock Photo

RMCNXEG1–Alpine salamander, European Alpine salamander, Golden alpine salamander, Aurora's salamander (Salamandra atra, Salamandra atra aurorae), endemic in Vicenza, Italy, Italy, Alps

RF2C17581–Alpine salamander

RMHW2D2W–animal animals

. The biology of the frog . manders. The nextmorning after they were put in the huge frogs werefound dead, each having swallowed a salamander, whichthey were not acquainted with and had taken without sus-picion. Salamandra atra is a shiny black species which lives highup in the Alps. The young are retained in the uterus untilthey attain an advanced stage of development. When theyare born they have no external gills, as the young of thepreceding species do, but these organs are neverthelessfully developed in the unborn larva, in which they attaina remarkable degree of development. The large siz Stock Photo

RM2CJ1NB8–. The biology of the frog . manders. The nextmorning after they were put in the huge frogs werefound dead, each having swallowed a salamander, whichthey were not acquainted with and had taken without sus-picion. Salamandra atra is a shiny black species which lives highup in the Alps. The young are retained in the uterus untilthey attain an advanced stage of development. When theyare born they have no external gills, as the young of thepreceding species do, but these organs are neverthelessfully developed in the unborn larva, in which they attaina remarkable degree of development. The large siz

Natural closeup on a roadkill black Alpine salamander, Salamandra atra in the Austrian Carinthian Alps Stock Photo

RM2RGFGEB–Natural closeup on a roadkill black Alpine salamander, Salamandra atra in the Austrian Carinthian Alps

RMCWH1PY–Alpine Salamander

Natural closeup on the charcoal black Alpine salamander, Salamandra atra in the Austrian Carinthian Alps sitting on wood Stock Photo

RM2T836J1–Natural closeup on the charcoal black Alpine salamander, Salamandra atra in the Austrian Carinthian Alps sitting on wood

RM2H77DNG–Photo of a veterinarian holding a Salamander. The close-up image shows the animal and the professional's hand

Natural closeup on the secretice black Alpine salamander, Salamandra atra in Austria Stock Photo

RM2RGK47E–Natural closeup on the secretice black Alpine salamander, Salamandra atra in Austria

portrait of an Alpine salamander on moss against a green background Stock Photo

RMBKNRHW–portrait of an Alpine salamander on moss against a green background

Natural closeup on the charcoal black Alpine salamander, Salamandra atra peaking though the grass Stock Photo

RM2T6TNBH–Natural closeup on the charcoal black Alpine salamander, Salamandra atra peaking though the grass

RF2DCY9RP–alpine salamander, salamandra atra in austria

RF2HMJT7J–Alpine salamander (Salamandra atra atra) is a shiny black salamander found in the Alps.

Archive image from page 188 of Der deutschen Heimat Kriechtiere und. Der deutschen Heimat Kriechtiere und Lurche derdeutschenheim00zimm Year: 1908 — 179 — Salamandra maculosa, Laur., Feuersalamander maculosa iaur., und den Alpensalamander, Salamandra atra Laur Der Feuersalamander, Salamandra maculosa dessen Gestalt und Körperbau bereits aus der vor- stehenden Gattungsschilderung hervorgeht, wird 15 bis gegen 23 cm lang und ist von glänzender tiefschwarzer Farbe, von der sich stets scharf leuchtend orange- bis schwefelgelbe, mehr oder weniger reichlich vorhandene Flecken abheben. Diese Flec Stock Photo

RMW0R0JC–Archive image from page 188 of Der deutschen Heimat Kriechtiere und. Der deutschen Heimat Kriechtiere und Lurche derdeutschenheim00zimm Year: 1908 — 179 — Salamandra maculosa, Laur., Feuersalamander maculosa iaur., und den Alpensalamander, Salamandra atra Laur Der Feuersalamander, Salamandra maculosa dessen Gestalt und Körperbau bereits aus der vor- stehenden Gattungsschilderung hervorgeht, wird 15 bis gegen 23 cm lang und ist von glänzender tiefschwarzer Farbe, von der sich stets scharf leuchtend orange- bis schwefelgelbe, mehr oder weniger reichlich vorhandene Flecken abheben. Diese Flec

zoology / animals, amphibian, Fire Salamander, (Salamandra atra), in moss, distribution: Alpes, Western Balkans to Northern Alba Stock Photo

RMB405KW–zoology / animals, amphibian, Fire Salamander, (Salamandra atra), in moss, distribution: Alpes, Western Balkans to Northern Alba

. Der deutschen Heimat Kriechtiere und Lurche. Reptiles; Amphibians. — 179 —. Salamandra maculosa, Laur., Feuersalamander maculosa^ iaur., und den Alpensalamander, Salamandra atra^ Laur Der Feuersalamander, Salamandra maculosa^ dessen Gestalt und Körperbau bereits aus der vor- stehenden Gattungsschilderung hervorgeht, wird 15 bis gegen 23 cm lang und ist von glänzender tiefschwarzer Farbe, von der sich stets scharf leuchtend orange- bis schwefelgelbe, mehr oder weniger reichlich vorhandene Flecken abheben. Diese Flecken können auf der Rück- seite zu zwei ausgeprägten Längsbinden zusammen- flie Stock Photo

RMPFDK0N–. Der deutschen Heimat Kriechtiere und Lurche. Reptiles; Amphibians. — 179 —. Salamandra maculosa, Laur., Feuersalamander maculosa^ iaur., und den Alpensalamander, Salamandra atra^ Laur Der Feuersalamander, Salamandra maculosa^ dessen Gestalt und Körperbau bereits aus der vor- stehenden Gattungsschilderung hervorgeht, wird 15 bis gegen 23 cm lang und ist von glänzender tiefschwarzer Farbe, von der sich stets scharf leuchtend orange- bis schwefelgelbe, mehr oder weniger reichlich vorhandene Flecken abheben. Diese Flecken können auf der Rück- seite zu zwei ausgeprägten Längsbinden zusammen- flie

Closeup on an adult black Alpine salamander, Salamandra atra sitting Stock Photo

RF2H7G0K7–Closeup on an adult black Alpine salamander, Salamandra atra sitting

RM2WYCP7H–Alpen salamander (Salamandra atra) in Adelegg forest, Baden-Wurttemberg, Germany

RMC063KT–Alpine salamander (Salamandra atra)

RMCNXEG5–Alpine salamander, European Alpine salamander, Golden alpine salamander, Aurora's salamander (Salamandra atra, Salamandra atra aurorae), endemic in Vicenza, Italy, Italy, Alps

Rana temporaria in Pian del Re, Cuneo, Piedmont, Italy Stock Photo

RM2X3ET1N–Rana temporaria in Pian del Re, Cuneo, Piedmont, Italy

RF2C175A7–Alpine salamander

. The study of animal life . een armoured, and were sometimeslarge. Amphibians are naturally sluggish. For long periods they canfast and lie dormant; they can survive being frozen quite stiff,and though tales of toads within stones are mostly due to mistakesor fancies, there are some authentic cases of prolonged imprison-ment. Few are found far from water, and the gilled condition ofthe young is skipped over only in a few cases. In the blacksalamander {Salamandra atra) of the Alps, which lives where S 258 The Study of Animal Life part hi pools are scarce, the young, after living and breathing Stock Photo

RM2CE1MKG–. The study of animal life . een armoured, and were sometimeslarge. Amphibians are naturally sluggish. For long periods they canfast and lie dormant; they can survive being frozen quite stiff,and though tales of toads within stones are mostly due to mistakesor fancies, there are some authentic cases of prolonged imprison-ment. Few are found far from water, and the gilled condition ofthe young is skipped over only in a few cases. In the blacksalamander {Salamandra atra) of the Alps, which lives where S 258 The Study of Animal Life part hi pools are scarce, the young, after living and breathing

. Einführung in die Vererbungswissenschaft in zwanzig Vorlesungen für studierende, ärzte, züchter . Fig. 148. Larven von Salamandra atra. Fig. 4 normale Larve mit zarten Uteruskiemenbüscheln, Fig. 1 Reduktion der Kiemen, Fig. 2 ihre Umbildung bei experimentell erzwungener Anpassung an das Wasserleben. Nach M. von Chauvin. als Vollsalamander am Land geboren. Umgekehrt konnten auch die Alpensalamander die Fortpflanzungsgewohnheiten des Feuersalamanders, annehmen. Schon Frl. von Chauvin hatte gezeigt, daß aus dem Uterus herausgeschnittene Larven dieser Form an das Wasserleben gewöhnt werden könne Stock Photo

RMMA7FE3–. Einführung in die Vererbungswissenschaft in zwanzig Vorlesungen für studierende, ärzte, züchter . Fig. 148. Larven von Salamandra atra. Fig. 4 normale Larve mit zarten Uteruskiemenbüscheln, Fig. 1 Reduktion der Kiemen, Fig. 2 ihre Umbildung bei experimentell erzwungener Anpassung an das Wasserleben. Nach M. von Chauvin. als Vollsalamander am Land geboren. Umgekehrt konnten auch die Alpensalamander die Fortpflanzungsgewohnheiten des Feuersalamanders, annehmen. Schon Frl. von Chauvin hatte gezeigt, daß aus dem Uterus herausgeschnittene Larven dieser Form an das Wasserleben gewöhnt werden könne

RMJR323H–European Salamanders

REPTILIA REPTILES. Frogs Toads Newts. BRITANNICA, antique print 1860 Stock Photo

RFGK176J–REPTILIA REPTILES. Frogs Toads Newts. BRITANNICA, antique print 1860

RM2H77DM2–Photo of a veterinarian holding a Salamander. The close-up image shows the animal and the professional's hand

photo of an Alpine Salamander on the forest floor Stock Photo

RMJ4527R–photo of an Alpine Salamander on the forest floor

RM2RKJPG2–Natural closeup on the charcoal black Alpine salamander, Salamandra atra in the Austrian Carinthian Alps

RF2DCY932–alpine salamander, salamandra atra in austria

RF2HMJTAR–Alpine salamander (Salamandra atra atra) is a shiny black salamander found in the Alps.

Archive image from page 129 of Das Gliedmassenskelet der Wirbelthiere, mit. Das Gliedmassenskelet der Wirbelthiere, mit besonderer Berücksichtigung des Schulter- und Beckengürtels bei Fischen, Amphibien und Reptilien dasgliedmassensk00wied Year: 1892 - 116 — Textfigur 16. A Becken von Dactylethra capensis von vorne gesehen, B von der Kopfseite her gesehen, C Becken von Rana esculenta von der Seite, D und E Becken von Salamaudra atra, F und G von Salamandra maculata, H von Branchiosaurus, I von Discosaurus. In D—I ist das Becken überall von vorne (von der Ventralseite) dargestellt. Figur H Stock Photo

RMW2338D–Archive image from page 129 of Das Gliedmassenskelet der Wirbelthiere, mit. Das Gliedmassenskelet der Wirbelthiere, mit besonderer Berücksichtigung des Schulter- und Beckengürtels bei Fischen, Amphibien und Reptilien dasgliedmassensk00wied Year: 1892 - 116 — Textfigur 16. A Becken von Dactylethra capensis von vorne gesehen, B von der Kopfseite her gesehen, C Becken von Rana esculenta von der Seite, D und E Becken von Salamaudra atra, F und G von Salamandra maculata, H von Branchiosaurus, I von Discosaurus. In D—I ist das Becken überall von vorne (von der Ventralseite) dargestellt. Figur H

zoology / animals, amphibian, salamander, Alpine Salamander, (Salamandra atra), in wood, clover in background, distribution: Alp Stock Photo

RMB405M2–zoology / animals, amphibian, salamander, Alpine Salamander, (Salamandra atra), in wood, clover in background, distribution: Alp

. Elements of the comparative anatomy of vertebrates. Anatomy, Comparative. THE SKULL 83 JPmr To JN Pmx ^ Ma. Con- Fii!. 63.—SkulTj of a Young AxoLOTL. Ventral view. face Osp Fig. 64.—Skull of Salamandra atra (Adult). Dorsal view. Tn..-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Wiedersheim, Robert, 1848-1923; Parker, William Newton, 1857-1923. London, Macmillan Stock Photo

RMPG2NE9–. Elements of the comparative anatomy of vertebrates. Anatomy, Comparative. THE SKULL 83 JPmr To JN Pmx ^ Ma. Con- Fii!. 63.—SkulTj of a Young AxoLOTL. Ventral view. face Osp Fig. 64.—Skull of Salamandra atra (Adult). Dorsal view. Tn..-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Wiedersheim, Robert, 1848-1923; Parker, William Newton, 1857-1923. London, Macmillan

RF2H7MF52–Closeup on an adult black Alpine salamander, Salamandra atra sitting

RMC063MN–Alpine salamander (Salamandra atra)

RMCNXEG6–Alpine salamander, European Alpine salamander, Golden alpine salamander, Aurora's salamander (Salamandra atra, Salamandra atra aurorae), endemic in Vicenza, Italy, Italy, Alps

Alpine salamander, European Alpine salamander (Salamandra atra), in the Sexten Dolomites, Italy, Dolomites, Sesto Dolomites Stock Photo

RMDAGB9P–Alpine salamander, European Alpine salamander (Salamandra atra), in the Sexten Dolomites, Italy, Dolomites, Sesto Dolomites

RF2C175DJ–Alpine salamander

Alpine salamander, European Alpine salamander (Salamandra atra), top view, Austria, Tyrol Stock Photo

RMTRDMTX–Alpine salamander, European Alpine salamander (Salamandra atra), top view, Austria, Tyrol

. Anatomische Hefte. 10 E. MÜTHMANN, dorso-ventral übereinander; sie verschieben sich erst später in die erstgenannte Lage, dann durch die Falte getrennt.. Fig. 5. Salamandra atra. Sagittalschnitt.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. München [etc. ] J. F. Bergmann Stock Photo

RMRN9WER–. Anatomische Hefte. 10 E. MÜTHMANN, dorso-ventral übereinander; sie verschieben sich erst später in die erstgenannte Lage, dann durch die Falte getrennt.. Fig. 5. Salamandra atra. Sagittalschnitt.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. München [etc. ] J. F. Bergmann

. Einführung in die Vererbungswissenschaft; in zweiundzwanzig Vorlesungen für Studierende, Aerzte, Züchter . Fig. 179. Larven von Salamandra atra. Fig. 4 normale Larve mit zarten Uteruskiemenbüscheln, Fig. I Reduktion der Kiemen', Fig. 2 ihre Umbildung bei experimentell erzwungener Anpassung an das Wasserleben. Nach M. von Chauvin. reichung von Wasser die Tiere daran gewöhnen, ihre Larven freiwillig auf frühem Entwicklungszustand ins Wasser abzusetzen, wobei sich auch eine größere Zahl von Embryonen, bis zu 9, im Uterus entwickeln. Das Interesse richtet sich nun auf die Nachkommenschaft dieser Stock Photo

RMMA7DBG–. Einführung in die Vererbungswissenschaft; in zweiundzwanzig Vorlesungen für Studierende, Aerzte, Züchter . Fig. 179. Larven von Salamandra atra. Fig. 4 normale Larve mit zarten Uteruskiemenbüscheln, Fig. I Reduktion der Kiemen', Fig. 2 ihre Umbildung bei experimentell erzwungener Anpassung an das Wasserleben. Nach M. von Chauvin. reichung von Wasser die Tiere daran gewöhnen, ihre Larven freiwillig auf frühem Entwicklungszustand ins Wasser abzusetzen, wobei sich auch eine größere Zahl von Embryonen, bis zu 9, im Uterus entwickeln. Das Interesse richtet sich nun auf die Nachkommenschaft dieser