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01

Basic information

Apalone spinifera

Black Spiny Softshell Turtle

KingdomAnimalia
PhylumChordata
ClassReptiles
OrderTerrapins
FamilyTrionychidae
GenusApalone
Czech name
Kožnatka trnitá
English name
Black Spiny Softshell Turtle
Alternative names
Cuatro Cienegas Softshell, Dornrand-Weichschildkröte, Eastern Spiny Softshell, Guadalupe Spiny Softshell, Guadalupe Spiny Softshell Turtle, Gulf Coast Spiny Softshell, Gulf Coast Spiny Softshell Turtle, Northern Spiny Softshell Turtle, Pallid Spiny Softshell, Pallid Spiny Softshell Turtle, Spiny Softshell, Spiny Softshell Turtle, Texas Spiny Softshell, Texas Spiny Softshell Turtle, Tortuga de Concha Blanda, Western Spiny Softshell
Synonyms
Amyda spinifera hartwegi, Apalone hudsonica, Aspidonectes asper, Aspidonectes californiana, Aspidonectes emoryi, Aspidonectes emyda, Aspidonectes georgii, Aspidonectes nuchalis, Gymnopus olivaceus, Platypeltis agassizii, Trionyx annulifer, Trionyx ater, Trionyx ocellatus, Trionyx spinifer guadalupensis, Trionyx spinifer pallidus, Trionyx spiniferus, Tyrse argus
02

Distribution and environment

Biome
Brackish water, Freshwater, Wetland
Microhabitat
Aquatic
03

Size and appearance

Carapace length
max 54 mm
Body mass
max 14,274 g
Hatchling mass
max 9.5 g
04

Biological characteristics

Longevity
max 50 years
Activity
Diurnal
Diet
Amphibians, Crustaceans, Fish, Insectivore, Insects, Invertivore, Mollusks, Piscivore, Worms
Foraging mode
Active
05

Reproduction and development

Reproductive mode
Oviparous
Clutch size
9–38 individuals
Clutches per year
~2 × per year
Sex determination
Genetic sex determination
07

Health and safety

Venomous
No
10

Information sources

Biological data sources
Catalogue of Life, eol traitbank, ReptTraits
Original documentation
ReptTraits · figshare-v4