Gastrotrichs

Gastrotricha

Body symmetry

• Namigai et al 2014: bilaterally symmetric

body shape

• Kanneby 2016: vermiform

cellularity

• Cellularity and growth form: multicellular

described accepted species

• Appeltans et al: 434

known marine species

• Appeltans et al: 434

number of dna records in ggbn

• GGBN data coverage: 161

number of new species decribed 1999-2008

• Appeltans et al: 86

number of specimens in ggbn

• GGBN data coverage: 1

percent of marine species currently described

• Appeltans et al: 19 (max)
• Appeltans et al: 13 (min)

percent synonyms among marine species

• Appeltans et al: 18

reproduction

• Fairbairn 2013: asexual reproduction

total species (expert opinion)

• Appeltans et al: 3244 (max)
• Appeltans et al: 2244 (min)

total unknown marine species

• Appeltans et al: 1810 (min)
• Appeltans et al: 2810 (max)

trophic guild

• Brusca and Brusca, 2003: omnivore (adult)
• Brusca and Brusca, 2003: microphage (adult)

undescribed marine species present in museum collections

• Appeltans et al: 310

undiscovered marine morphospecies

• Appeltans et al: 1500 (max)
• Appeltans et al: 1000 (min)

undiscovered species (molecular cryptic)

• Appeltans et al: 500 (min)
• Appeltans et al: 1000 (max)