Two new species of South American freshwater crayfish genus Parastacus Huxley, 1879 (Crustacea: Decapoda: Parastacidae) Author Ribeiro, Felipe Bezerra Author Buckup, Ludwig Author Gomes, Kelly Martinez Author Araujo, Paula Beatriz text Zootaxa 2016 4158 3 301 324 journal article 38299 10.11646/zootaxa.4158.3.1 9a9fae36-d20d-410e-836d-7934dda7246e 1175-5326 265885 9B375922-0D2B-4D92-99A1-14CAA259FBAB

TABLE 1. Morphological measurements with respective abbreviations and definitions according with authors. *First time used for the genus Parastacus.

Measurement abbreviations	Name	Definition	Reference
TL	Total Length	The distance from tip of rostrum to posterior margin of telson	Buckup & Rossi (1980); Morgan (1997)
CL	Carapace Length	The distance from tip of rostrum to mid-dorsal posterior margin of carapace	Buckup & Rossi (1980); Morgan (1997)
CW*	Carapace Width	Maximum width at the widest points of carapace	Morgan (1997)
CD*	Carapace Depth	Maximum depth at the deepest part, from dorsal carapace to ventral margin between pereiopods	Morgan (1997)
CeL*	Cephalon Length	Distance from tip of rostrum to cervical groove	Present contribution
RL	Rostral Length	The distance from tip of rostrum to orbital level	Buckup & Rossi (1980)
RW	Rostral Width	Maximum width of rostrum at orbital level	Buckup & Rossi (1980); Morgan (1997)
RCL*	Rostral Carina Length	Total length of rostral carina	Morgan (1997)
CMW*	Cornea Maximum Width	The distance from apex to basis of cornea	Present contribution
OW*	Orbital Width	The distance from the suborbital angle to rostral rim	Present contribution
POCL*	Post Orbital Carina Length	Total length of post orbital carina length when present	Present contribution
FW*	Frontal Width	The distance between both suborbital angles	Present contribution
ASL*	Antennal Scale Length	The distance from tip to the basis of antennal scale	Hopkins (1970)
ASW*	Antennal Scale Width	Maximum width at the widest points of antennal scale	Hopkins (1970)
AreL*	Areola Length	The distance along the midline from the cervical groove to dorsal posterior region of carapace.	Morgan (1997)
AreW	Areola Width	Maximum distance between branchiocardiac grooves	Buckup & Rossi (1980)
RPrT/LPrT*	Right/Left Propodus Thickness	First cheliped propodus thickness (depth), maximum distance measured between dorsal and ventral palm surfaces	Morgan (1997)
RPrL/LPrL	Right/Left Propodus Length	First cheliped propodus length, the distance from propodal basis to apex of fixed finger	Hopkins (1970); Buckup & Rossi (1980); Morgan (1997)
RPrW/LPrW	Right/Left Propodus Width	First cheliped propodus width, the maximum height between proximal and distal edges in the mesial margin	Hopkins (1970); Buckup & Rossi (1980); Morgan (1997)
RDL/RDL	Right/Left Dactylus Length	Dactylus length of the first cheliped	Buckup & Rossi (1980), Morgan (1997)
RML/LML*	Right/Left Merus Length	Merus length of the first cheliped	Present contribution
AL*	Abdomen Length	The distance between the beginning of the first abdominal segment to the end of the last abdominal segment	Present contribution
AW*	Abdomen Width	Maximum width at level of third abdominal somite	Morgan (1997)
TeL*	Telson Length	The distance from porterion margin of abdominal somite 6 to the tip of telson	Morgan (1997)
TeW*	Telson Width	The width measured at level of telson basis	Present contribution