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Coluber holochrous Gunther 1863

Authors :
Kaiser, Christine M.
Kaiser, Hinrich
O'Shea, Mark
Publication Year :
2018
Publisher :
Zenodo, 2018.

Abstract

Coluber holochrous G��nther, 1863a:59 Taxonomic status. Junior synonym of S. modestus. The species holochrous is the type species of the genus Lielaphis (described as a subgenus of Colubri). Synonyms. None. Original name. Coluber holochrous G��nther, 1863a:59. Albert G��nther (1830���1914; Fig. 3K) was a German zoologist, whose influential position as Keeper of Zoology (head of the zoology department) at the British Museum of Natural History (now The Natural History Museum) led him to become one of the most productive reptile taxonomists of all time (Uetz 2010). In his species definition, of C. holochrous G��nther (1863a) specified that the body coloration was ���uniform brownish grey.��� We therefore assume that the species epithet (the Greek prefix holoplus the suffix chro[m]us = all one color) was chosen to reflect this uniform coloration. The species description was presented in English. The photographic portrait of G��nther (Fig. 3K; public domain) was taken in ca. 1900 and is housed in the collection of the BMNH. Holotype. BMNH 1946.1.11.40 (Fig. 12; Table 1), formerly BMNH 63.3.28.31, an adult male, illustrated by G��nther (1863a: Fig. 11). Type locality. ���North Ceram��� [northern Seram Island, Maluku Province, Indonesia]. Collection. In Boulenger���s (1893) Catalogue, the specimen is listed as the ��� Type of L [ielaphis] holochrous,��� and it is implied that it was collected by Pieter Bleeker (although the specific designation of ���C.��� for ���collector��� used elsewhere in Boulenger���s listing is not printed in this case). However, this could merely indicate that Bleeker had shipped the specimen to London. Bleeker (1856) reported that his party left Ambon for the Banda Islands on 11 October 1855 and made a stop of only a few hours at Amahai on the south coast of Seram. Therefore, Bleeker would have been unable to collect this specimen himself in northern Seram, and it was most likely sent to him by someone in his network of suppliers, including Rosenberg, who is known to have collected there. Key characteristics of the holotype. O (915) mm SVL + O (277) mm TL = 43 in [1092 mm] (1192) mm TTL. V ♂ = 206 (206), SC ♂ = 87 (87), SCR ♂ = 0.30 (0.30), D = O (17-17-15), SL E = 3+4 (3+4), SL = 7 (7), IL = 8 (8), IL G = 5 (4). We believe that G��nther must have counted the fifth infralabial scale as touching the anterior genial, even though that scale���s anteromedial corner does not touch the genial, but is positioned diagonally opposite. Since we do not believe that this character state has changed during preservation, we believe it to be G��nther���s error. Key characteristics of the species. See the account of S. modestus above. Comments. Following the description of this species, G��nther (1863a) discussed the division of Colubri 10 into subgenera, listing Coluber, Elaphis, Cynophis, Spilotes, and Coryphodon, and referencing his Catalogue of Colubrine Snakes (G��nther 1858). He noted that the species he described under the name holochrous did not fit into any of these subgenera and proposed the name Lielaphis as a sixth group, defined in the text, to accommodate C. holochrous as the type species and referring Spilotes samarensis to this new subgenus. His paper on new reptile records from Seram therefore not only featured the description of the species C. holochrous, it also originated the genus-level name Lielaphis.<br />Published as part of Kaiser, Christine M., Kaiser, Hinrich & O'Shea, Mark, 2018, The taxonomic history of Indo-Papuan groundsnakes, genus Stegonotus Dum��ril et al., 1854 (Colubridae), with some taxonomic revisions and the designation of a neotype for S. parvus (Meyer, 1874), pp. 1-73 in Zootaxa 4512 (1) on pages 22-25, DOI: 10.11646/zootaxa.4512.1.1, http://zenodo.org/record/2607575<br />{"references":["Gunther, A. (1863 a) Contribution to the herpetology of Ceram. Proceedings of the Zoological Society of London, 3 (12), 58 - 60.","Uetz, P. (2010) The original descriptions of reptiles. Zootaxa, 2334, 59 - 68.","Boulenger, G. A. (1893) Catalogue of the snakes in the British Museum (Nat. Hist.) Folume I. Containing the families Typhlopidae, Glauconiidae, Boidae, Ilysiidae, Uropeltidae, Xenopeltidae, and Colubridae Aglyphae, part. Taylor & Francis, London, United Kingdom, 448 pp.","Bleeker, P. (1856) Reis door de Minahassa en de Molukschen Archipel, gedaan in de Maanden September en Oktober 1855 in het Gevolg van den Gouverneur Generaal Mr. A. J. Duymaer van Twist. Lange & Co., Batavia [Jakarta, Indonesia], 350 pp.","Gunther, A. (1858) Catalogue of Colubrine Snakes in the Collection of the British Museum. Trustees of the British Museum, London, United Kingdom, 281 pp."]}

Details

Database :
OpenAIRE
Accession number :
edsair.doi.dedup.....06dc84f4bce2d87b35f4c8445e48ad76
Full Text :
https://doi.org/10.5281/zenodo.5997367