them to become threatened or endangered in the foreseeable future. 



EXTINCT - Self-explanatory. 



EXTIR (Extirpated) - Self-explanatory. 



MS Rare and Endangered Species Committee and Mississippi Game and Fish Com- 

 (RTVM) mission. 1975. A preliminary list of rare and threatened vertebrates 

 in Mississippi. Jackson. 29 pp. 



E (Endangered) - A species which is in danger of extinction throughout 

 all or a significant portion of its range in the State. 



T (Threatened) - A species which may become endangered within the fore- 

 seeable future in the State. 



R (Rare) - A species which is in such small numbers throughout its range 

 in Mississippi that it may be threatened or endangered if its environ- 

 ment worsens. 



SU (Undetermined) - A species which has been suggested as possibly 

 threatened or endangered but about which there is not enough information 

 to determine its status. 



PER (Peripheral) - A species whose occurrence in Mississippi is at the 

 edge of its natural range. 



EXTINCT - Self-explanatory. 



MS Mississippi Natural Heritage Program. 1977. Special animal species. 

 (MSNHP) Mississippi Parks Comm., Bur. Outdoor Recreation, Jackson. 



E (Endangered) - Those species in danger of extinction throughout all or 

 a significant portion of their range in the State. 



T (Threatened) - Those species likely to become endangered within the 

 foreseeable future throughout all or a significant part of their range. 



R (Rare) - Those species which have small and scattered populations 

 throughout their range but which have not been designated endangered 

 or threatened. 



PER (Peripheral) - Those species rare or localized in the state because 

 they are at the outer limits of their range. These species may be quite 

 abundant elsewhere. 



SC (Special Concern) - Not defined. 



TX Texas Organization for Endangered Species. 1973-74. Summary statements 

 (TOES) on rare, endangered, and peripheral fishes, amphibians, reptiles, birds, 

 and mammals in Texas. Baylor Univ., Dep. Biol., Waco. 



E (Endangered) - Immediate threat to extirpation from Texas fuana. 



R (Rare) - Population numbers are low over a wide area or common in re- 

 stricted area. 



