Project 3885: L. L. Voyta, A. V. Abramov, L. A. Lavrenchenko, V. Nicolas, E. A. Petrova, L. Y. Kryuchkova. 2021. Dental polymorphisms in Crocidura (Soricomorpha: Soricidae) and evolutionary diversification of crocidurine shrew dentition. Zoological Journal of the Linnean Society. Early View:null.

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Original filename: 012_ua2_posterocrista_lingual_basin.jpg

Morphobank media number
M738399

Taxonomic name
Crocidura yaldeni Lavrenchenko, Voyta, Hutterer, 2016

Specimen
Crocidura yaldeni Lavrenchenko, Voyta, Hutterer, 2016 (ZMMU/Theriology:S-165343)

Specimen notes
Crocidura yaldeni (Crocidurinae); Recent fauna; Catalogue number: ZMMU S-165343 (paratype); Field number: 35; Incoming number: 37/97; Sex: male; Age: adultus (1); Locality: Beletta Forest, south-western Ethiopia [N07.5666667°, E036.5166667°] 1900 m a.s.l.; Collector: L.A. Lavrenchenko, A. Varshavskii; Date: 19.04.1997.

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character

Media loaded by
Leonid Voyta

Media notes
Character 12. A2 (crown): posterocrista direction and lingual basin shape: posterocrista crosses a crown diagonally, lingual basin rounded (0); posterocrista crosses a crown diagonally, lingual basin elongated (1); posterocrista crosses a crown longitudinally, lingual basin elongated (2); inapplicable (-). Remarks: Unordered. This transformation series is similar to [character 7]. Outgroup Sorex species and three ingroup species (S. megalura, S. murinus, C. obscurior) display a diagonal directed posterocrista and rounded lingual (posterolingual) basin (Character 012: A). Outgroup Neomys species and five ingroup species (C. olivieri, C. yaldeni, C. lasiura, C. sapaensis, D. pulchellum) bear a longitudinal directed posterocrista and elongated narrow lingual basin (Character 012: D). Most ingroup species bear a diagonal directed posterocrista and elongated narrow lingual basin (Character 012: B). This character is inapplicable for M. okuensis (Character 007: C) due to the posterolingual cusplet presence. The cusplet of A2 is absent in S. johnstoni but again appearance on A3 (see below). For details see S8.

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