A New Worm Lizard Species (Squamata: Amphisbaenidae: Amphisbaena) with Non-autotomic Tail, from Northeastern Brazil

Ribeiro, Leonardo B. , Gomides, Samuel C. , Costa, Henrique C.

2020-01-01 JOURNAL OF HERPETOLOGY 2020   54(卷), 1(期), (9-18页)

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We describe a new species of Amphisbaena from the Caatinga of northeastern Brazil. The new taxon is identified mainly by having 216-239 body annuli, 13-17 caudal annuli without autotomic site, 4-8 (usually six) precloacal pores without a median hiatus, 18-24 dorsal and 18-24 ventral segments at a midbody annulus, 4 supralabials, 3 infralabials, and postmalar row present. The continued discovery of new amphisbaenians from Caatinga highlights the insufficient current knowledge regarding the diversity of this group in this semiarid region.

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