Micrurus
Creators: name: Feitosa, Darlan Tavares
name: Jr, Nelson Jorge Da Silva
name: Pires, Matheus Godoy
name: Zaher, Hussam
name: Prudente, Ana Lúcia Da Costa
Publisher: name: Zenodo
Year: 2015
Subjects: Biodiversity
Taxonomy
Animalia
Chordata
Reptilia
Squamata
Elapidae
Micrurus

description: Key to the monadal Micrurus from the Western Amazon
1a. Bicolored pattern (black and white or black and red).......................................................... 2
1b. Tricolor pattern....................................................................................... 6
2ª1 Internasals and supraoculars with white dots, 67 to 81 black rings on body, 6 to 13 on tail.... Micrurus albicinctus (Fig. 4 A)
2b. Internasals and supraoculars whitout white dots.............................................................. 3
3a. Black rings on body 7–14, black rings on tail 2–3.................................. Micrurus putumayensis (Fig. 4 E)
3b. Black rings on body 17–83, black rings on tail 3–13.......................................................... 4
4a. Nuchal collar absent, venter tricolored (black, brown, and white)..................... Micrurus margaritiferus (Fig. 4 C)
4b. Nuchal collar present, venter bicolored..................................................................... 5
5a. Color pattern black and white, post-ocular white or yellow on parietals........... Micrurus annellatus annellatus (Fig. 4 B)
5b. Color pattern black and red, post-parietal narrow band separating black cephalic-cap from nuchal collar................................................................................................. Micrurus medemi (Fig. 4 D)
6a. Snout with white scales or white spotted scales.............................................................. 7
6b. Snout uniformly black................................................................................. 11
7a. Nuchal collar absent.................................................................. Micrurus tikuna (Fig. 1)
7b. Nuchal collar present................................................................................... 8
8a. Tail tricolor................................................................. Micrurus pacaraimae (Fig. 7 D)
8b. Tail bicolor.......................................................................................... 9
9a. Venter with black rings replaced by yellow.......................................... Micrurus langsdorffi (Fig. 7 B)
9b. Venter with black rings fully developed................................................................... 10
10a. Body with 38 to 67 black rings.................................................. Micrurus ornatissimus (Fig. 7 C)
10b. Body with 20 to 21 black rings....................................................... Micrurus petersi (Fig. 6 B)
11a. Nuchal collar absent................................................................ Micrurus averyi (Fig. 6 F)
11b. Nuchal collar present.................................................................................. 12
12a. Body with white rings limited by black accessory rings, dorsally isolated from red rings... Micrurus catamayensis (Fig. 7 A)
12b. Body with white rings contacting red rings dorsally.......................................................... 13
13a. Black cephalic-cap short, post-ocular white band on parietals separating black cephalic-cap from nuchal collar................................................................................ Micrurus annellatus bolivianus (Fig. 6 E)
13b. Black cephalic-cap long, covering parietals, narrow post-parietal white band...................................... 14
14a. Black cephalic-cap on parietals bordered by red scales....................................................... 15
14b. Black cephalic cap on parietals bordered by white scales..................................................... 16
15a. Ventral scales 200–210 in males, 227–231 in females.................... Micrurus steindachneri steindachneri (Fig. 6 A)
15b. Ventral scales 214–215 in males, 224–231 in females.......................... Micrurus steindachneri orcesi (Fig. 4 F)
16a. Black cephalic-cap contacting nuchal collar................................................................ 17 16b. Black cephalic-cap not contacting nuchal collar............................................................. 18 17ª1 Red rings 4–8 scales long with red-spotted scale; nuchal collar present and connected to cephalic-cap through a black line on
description: Published as part of Feitosa, Darlan Tavares, Jr, Nelson Jorge Da Silva, Pires, Matheus Godoy, Zaher, Hussam & Prudente, Ana Lúcia Da Costa, 2015, A new species of monadal coral snake of the genus Micrurus (Serpentes, Elapidae) from western Amazon, pp. 538-554 in Zootaxa 3974 (4) on pages 548-549, DOI: 10.11646/zootaxa.3974.4.5, http://zenodo.org/record/234335