New PDF release: Tadpoles: The Biology of Anuran Larvae

By Roy W. McDiarmid, Ronald Altig

ISBN-10: 0226557634

ISBN-13: 9780226557632

In our personal juvenile level, many people acquired our wide-eyed advent to the wonders of nature by means of observing the metamorphosis of swimming tadpoles into jumping frogs and toads. the new alarming declines in amphibian populations world wide and the suitability of amphibians to be used in answering study questions in disciplines as different as molecular systematics, animal habit, and evolutionary biology have targeted huge, immense recognition on tadpoles. regardless of this well known and clinical curiosity, quite little is understood approximately those attention-grabbing creatures.In this quintessential reference, major specialists on tadpole biology relate what we at present learn about tadpoles and what we would study from them sooner or later. Tadpoles presents exact summaries of tadpole morphology, improvement, habit, ecology, and environmental body structure; explores the evolutionary effects of the tadpole level; synthesizes on hand details on their biodiversity; and provides a standardized terminology and an exhaustive literature overview of tadpole biology.

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Additional resources for Tadpoles: The Biology of Anuran Larvae

Sample text

1989) found a difference of about five fins. D u e h a n (1978) used xiphicercal to describe a taii that stages between comparable development of hind and front narrows abruptiy to a distinct flagelium. Comphentary ter- limbs ofArthroleptides, and Lawson (1993) saw tadpoles of minology for other forms of fins is not available, and such Petropedetes with oniy fuliy developed hind legs hopping i BODY PLAN 29 of elv~ia. ' aü of whch are assumed to shade the eve from intense light. , Rana vertebralis) is a projeaion of the dorsal pupiilary margin.

5). Most umbelliform tadpoles men not preserved, several days for preserved specimens) occur in the backwaters of lotic systems. Tooth rows and jaw from their underlying cartilages, thereby facilitating de- sheaths are reduced to absent in these forms, and large tailed observations. ridgelike papillae that project radially from the mouth are common. When present, marginal papillae are complete but Oral Disc and P a p i l h greatly reduced in size. Morphological comparisons among The oral disc of a typical tadpole is round to transversely umbelliform tadpoles have not been made, but cursory elliptical.

RONALD ALTIG AND ROY W. McDIARMID 28 sophyne and Stephopaedes, smaü African bufonids that commoniy breed in phytotelmata, have a circular, fleshy "crown" that encircles the eyes and nares (Channing 1978, 1993; Grandison 1980). , - attachment, floatation, and respiration) seem feasible. Even t h o u"~ hthe dorsai and laterd ~rofilesof the tad~ole snout vary considerably and their shapes appear to be phylogeneticdy and ecological correlated, no descriptive terms have been proposed. Viewed from above, the snout varies from rathe;ac;te to broadly rounded.

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Tadpoles: The Biology of Anuran Larvae by Roy W. McDiarmid, Ronald Altig

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