Chironius Fitzinger, 1826
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publication ID |
https://doi.org/10.6620/ZS.2025.64-20 |
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persistent identifier |
https://treatment.plazi.org/id/03E987BE-D120-FF97-FC80-F9C2FA749D10 |
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treatment provided by |
Felipe |
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scientific name |
Chironius Fitzinger, 1826 |
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Chironius Fitzinger, 1826 View in CoL
1. Dorsal scale in 10 rows .............................................................. 2
- Dorsal scales in 12 rows ............................................................. 3
2. At least the lower portion of supralabial scales is light-coloured; with or without a darkened postocular stripe; dorsum pattern brownish in juveniles and adults, with conspicuous light lateral stripes ( Fig. 1b View Fig ) ................................ Chironius fuscus View in CoL ( Fig. 16d View Fig )
- All supralabial scales black or green coloured; dorsum pattern greenish coloured in juveniles and almost entirely darkened in adults ( Fig. 1a View Fig ) ......................... Chironius laevicollis View in CoL ( Fig. 16e–f View Fig )
3. All supralabial scales black or green coloured; dorsum pattern greenish coloured in juveniles, and almost entirely darkened in adults ( Fig. 1a View Fig ) ......................... Chironius laevicollis View in CoL ( Fig. 16e–f View Fig )
- At least the lower portion of supralabial scales light coloured ( Fig. 1b View Fig ) ............................................................................................... 4
4. Subcaudal scales with black outer tips; bold postocular stripe strongly or weekly present; dorsum pattern green or light brown, but never with head reddish or brownish ................................... 5
- Subcaudal scales without black outer tips; uniform yellow ventral and subcaudal scales; bold postocular stripe absent; dorsum pattern light brown with head reddish or brownish ....................... ............................................ Chironius quadricarinatus View in CoL ( Fig. 16g View Fig )
5. Dorsum with visible vertebral stripe in adults and lateral stripes in juveniles ( Fig. 2b View Fig ) .................................................................. 6
- Dorsum without vertebral stripe, distinct spots or lateral stripes ( Fig. 2a View Fig ) ......................................... Chironius exoletus View in CoL ( Fig. 16b View Fig )
6. Vertebral stripe generally soft, entirely black, or has outer black margins on both sides; 161–196 ventral scales and 156–208 subcaudal scales ............................ Chironius foveatus View in CoL ( Fig. 16c View Fig )
- Vertebral stripe generally bright yellow with outer black margins on both sides; 149–169 ventral scales and 121–157 subcaudal scales ........................................ Chironius bicarinatus View in CoL ( Fig. 16a View Fig )
Chlorosoma Wagler, 1830 View in CoL
1. Ventral scales strongly angulate in more than 205; ventral ground colour uniform, with scales not edged in black ............................. ..................................................... Chlorosoma laticeps ( Fig. 19e View Fig )
1. Dorsal scales in 19 rows; generally 7 supralabial scales; 70 or more pairs of subcaudal scales; anal plate entire; spineless hemipenis; lack of the left lung; dorsum fully darkened in adults; dorsum red, black head with white neck ring present in juveniles, ventre evenly white in juveniles and adults .................................. .............................................................. Clelia plumbea ( Fig. 19f View Fig )
Coronelaps Lema & Deiques, 2010
1. 190–234 ventral scales; yellowish or whitish rings in parietals and a blackish nape-cervical collars; parietal scales not longer than larger; dorsum pinkish or reddish without rings and black bands; dorsum with three longitudinal stripes ............................... ....................................................... Coronelaps lepidus ( Fig. 19h View Fig )
1. Ventral scales 140 or more; light occipital collar present .......... 2
- Less than 140 ventral scales; no light occipital collar; supralabials white edged above ................... Dibernardia persimilis ( Fig. 26c View Fig )
2. 140–157 ventral scales; a well-defined line along the canthus rostralis, ranging from the snout to the postoculars ...................... ................................................... Dibernardia bilineata ( Fig. 26a View Fig )
- 156–181 ventral scales; triangular light spot behind eye and two roundish spots on parietals immediately behind frontal ................ ....................................................... Dibernardia affinis ( Fig. 25h View Fig )
1. Dorsal scales in 15 rows ............................................................. 2 - Dorsal scale in 13 rows ......................... Dipsas indica ( Fig. 20c View Fig )
2. Prefrontal scales contacting eyes ................................................ 3
- Prefrontal scales not contacting eyes ......................................... 5
3. Less than 100 subcaudal scales; dorsal blotches do not lose intensity or fade away posteriorly .............................................. 4
- 107–129 subcaudal scales; dorsal blotches lose intensity or fade, disappearing posteriorly ...................... Dipsas sazimai View in CoL ( Fig. 20e View Fig )
4. Generally 12–11 infralabial scales; 66–90 subcaudal scales; dorsal rounded bands along all body ............................................. ........................................................... Dipsas variegata View in CoL ( Fig. 20f View Fig )
- Generally 8–9 infralabial scales; 43–68 subcaudal scales; straight bands are often arranged uniformly around the body and may or may not unite at the vertebral line ............ Dipsas ventrimaculata View in CoL
5. Eyes are not visible from ventral view ( Fig. 3b View Fig ); body is slightly compressed laterally; spaces between bands are smaller than the bands .................................................. Dipsas neuwiedi View in CoL ( Fig. 20d View Fig )
- Large eyes, visible from ventral view ( Fig. 3a View Fig ); body strongly compressed laterally; spaces between dorsum bands larger than the bands ..................................................................................... 6
6. Dorsal bands with thin regular margins, first band similar or longer than the others; 18–31 dorsal bands ................................... ........................................................... Dipsas alternans View in CoL ( Fig. 20b View Fig )
- Dorsal bands with thin serrated margins, first band much longer than the others; 17–29 dorsal bands ... Dipsas albifrons View in CoL ( Fig 20a View Fig )
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.