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Emmochliophis miops (BOULENGER, 1898)

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Higher TaxaColubridae (Dipsadinae), Diaphorolepidini, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Common Names 
SynonymSynophis miops BOULENGER 1898: 115
Emmochliophis miops — HILLIS 1990
Emmochliophis miops — WALLACH et al. 2014: 268 
DistributionW Ecuador, Colombia (Cauca: Cordillera Occidental)

Type locality: “Paramba” [= Parambas, Imbabura, Ecuador, fide Lynch and Duellman 1997]  
TypesHolotype: BMNH 1946.1.12.30 
DiagnosisDiagnosis: (based on 1 male and 2 females): Emmochliophis miops is distinguished from E. fugleri and other species of Diaphorolepidini by the following combination of characters: (1) intervertebral scale row single keeled; (2) dorsal scales keeled, in 19|19|19 rows; (3) prefrontals fused, in contact with supralabials; (4) loreal absent; (5) preoculars 1 or 2; (6) postoculars 1 or 2; (7) temporals 1+2; (8) supralabials 8, 4th and 5th in contact with orbit; (9) infralabials 8, first four in contact with first pair of chinshields; (10) ventrals 141 in male, 137 in females; (11) subcaudals more than 62 in males, 90 and 94 in females; (12) maxillary teeth 13–15; (13) dorsum dark gray with white nuchal collar after few months of preservation, and brown with a cream nuchal collar in holotype (Figures 1–2); (14) venter grayish after preservation, and cream in holotype; (15) chin tubercles present in males and juvenile females but absent in adult females (Figure 3); (16) hemipenis bilobed, semicalyculate, and semicapitate with a lateral naked pocket at base of organ (Figure 4 in Vera-Pérez et al. 2020). 
CommentKnown from only 3 specimens.

Diet: gymnophthalmid lizards (Pyron et al. 2016). 
EtymologyLikely from the Greek miops for “myopia,” in reference the species’ small eyes, given as diagnostic by Boulenger. 
  • Boulenger, George A. 1898. An account of the reptiles and batrachians collected by Mr. W. F. H. Rosenberg in western Ecuador. Proc. Zool. Soc. London 1898: 107-126 - get paper here
  • Hillis, D. M. 1990. A new species of xenodontine colubrid snake of the genus Synophis from Ecuador and the phylogeny of the genera Synophis and Emmochliophis. Occasional Papers of the Museum of Natural History (University of Kansas), (135):1-9 - get paper here
  • Pyron RA, Guayasamin JM, Peñafiel N, Bustamante L, Arteaga A 2015. Systematics of Nothopsini (Serpentes, Dipsadidae), with a new species of Synophis from the Pacific Andean slopes of southwestern Ecuador. ZooKeys 541: 109-147, doi: 10.3897/zookeys.541.6058 - get paper here
  • PYRON, R. ALEXANDER; ALEJANDRO ARTEAGA, LOURDES Y. ECHEVARRÍA, OMAR TORRES-CARVAJAL 2016. A revision and key for the tribe Diaphorolepidini (Serpentes: Dipsadidae) and checklist for the genus Synophis. Zootaxa 4171 (2): 293–320 - get paper here
  • Sheil,C.A. 1998. Emmochliophis miops: redescription of Synophis miops (BOULENGER 1898). Journal of Herpetology 32 (4): 604-607 - get paper here
  • Torres-Carvajal O, Pazmiño-Otamendi G, Salazar-Valenzuela D. 2019. Reptiles of Ecuador: a resource-rich portal, with a dynamic checklist and photographic guides. Amphibian & Reptile Conservation 13 (1): [General Section]: 209–229 (e178) - get paper here
  • Vera-Pérez, Luis Enrique; Patrick D. Campbell, Giovanna Gondim Montingelli 2020. Rediscovery and redescription of the rare, critically endangered snake Emmochliophis miops (Serpentes: Colubridae), with comments on its natural history, distribution, and phylogenetic relationships. Phyllomedusa 19 (1): 3-12 - get paper here
  • Wallach, Van; Kenneth L. Williams , Jeff Boundy 2014. Snakes of the World: A Catalogue of Living and Extinct Species. [type catalogue] Taylor and Francis, CRC Press, 1237 pp.
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