| Porthidium yucatanicum | |
|---|---|
 | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Order: | Squamata |
| Suborder: | Serpentes |
| Family: | Viperidae |
| Genus: | Porthidium |
| Species: | P. yucatanicum |
| Binomial name | |
| Porthidium yucatanicum (H.M. Smith, 1941) | |
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| Synonyms [1] | |
Porthidium yucatanicum is a pit viper species found in Mexico. No subspecies are currently recognized. [3]
Adults are usually 35–45 cm (13+3⁄4–17+3⁄4 in) in total length, although some specimens may exceed 55 cm (21+3⁄4 in). The females tend to be larger than the males. Moderately stout and terrestrial. [2]
Found in the northern half of the Yucatán Peninsula in Mexico. The type locality given is "Chichen Itza, Yucatán" [Mexico]. [1]
This species is classified as Least Concern (LC) on the IUCN Red List of Threatened Species (v3.1, 2001). [4] Species are listed as such due to their wide distribution, presumed large population, or because it is unlikely to be declining fast enough to qualify for listing in a more threatened category. The population trend is unknown. Year assessed: 2007. [5]
Trimeresurus cantori, commonly known as Cantor's pit viper or Cantor's pitviper, is a species of venomous snake, a pit viper in the Subfamily Crotalinae of the family Viperidae. The species is endemic to the Nicobar Islands of India. It was named after Theodore Edward Cantor (1809-1860), a Danish naturalist serving as a surgeon with the East India Company in Calcutta. No subspecies are recognized as being valid.
Porthidium is a genus of pit vipers found in Mexico and southward to northern South America. The name is derived from the Greek word portheo and the suffix -idus, which mean "destroy" and "having the nature of", apparently a reference to the venom. As of August 2016 nine species are recognized as being valid. The snakes of the genus Hypnale in southern India and Sri Lanka look quite similar to those of this genus, possibly an example of convergent evolution.
Crotalus intermedius is a pit viper species found in central and southern Mexico. Like all other pit vipers, it is venomous. Three subspecies are currently recognized, including the nominate subspecies described here.
The Mexican lance-headed rattlesnake or lance-headed rattlesnake is a venomous pit viper species found in central Mexico. No subspecies is currently recognized.
Crotalus pusillus, or the Tancitaran Dusky Rattlesnake, is a venomous pit viper species found in west-central Mexico. No subspecies are currently recognized.
Crotalus transversus, or the Cross-banded Mountain Rattlesnake, is a venomous pit viper species found in central Mexico, known from less than 20 specimens. No subspecies are currently recognized.
Trimeresurus flavomaculatus is a venomous pit viper species endemic to the Philippines. Two subspecies are currently recognized, including the nominate subspecies described here.
Bothriechis bicolor is a pit viper species found in southern Mexico, Guatemala and Honduras. The specific name refers to the contrasting ventral and dorsal colors. No subspecies are currently recognized.
Crotalus oreganus caliginis is a venomous pit viper subspecies endemic to South Coronado Island, Mexico.
Metlapilcoatlus olmec is a pit viper species found in Mexico. No subspecies are currently recognized.
Atropoides picadoi, also known as Picado's jumping pit viper, is a pit viper species in the subfamily Crotalinae of the family Viperidae. The species is endemic to Costa Rica. There are no subspecies that are recognised as being valid. It is monotypic in the genus Atropoides.
Mixcoatlus barbouri is a pit viper species endemic to Mexico. No subspecies are currently recognized.
Cerrophidion tzotzilorum is a venomous pit viper species which is native to southern Mexico. There are no subspecies that are recognized as being valid.
Porthidium dunni is a species of pit viper in the family Viperidae. The species is endemic to Mexico. There are no recognized subspecies.
Porthidium hespere is a pit viper species found in western Mexico. No subspecies are currently recognized.
Porthidium nasutum is a pit viper species found in southern Mexico, Central America and northern South America. No subspecies are currently recognized.
Porthidium lansbergii is a species of venomous snake, a pit viper in the family Viperidae. The species is endemic to Central and South America. Four subspecies are recognized, including the nominate subspecies described here.
Mixcoatlus melanurus is a pit viper species endemic to the mountains of southern Mexico. No subspecies are currently recognized.
Craspedocephalus borneensis, commonly known as the Bornean pit viper, is a venomous pit viper species endemic to the island of Borneo. No subspecies are currently recognized.
Trimeresurus macrops is a venomous pit viper species endemic to Southeast Asia. No subspecies are currently recognized. Common names include large-eyed pitviper, green pit viper, and Kramer's pit viper.
