Serrapinnus piaba (Lütken 1875)

Occur in ponds. Oviparous with distinct pairing (Ref. 205). Presence of rays with hooks in the anal fin which can serve as contact organs during copulation according to other authors (Ref. 54306).

Cheirodon macropterus, 45

cijerri, Creagrutus, 2

cochui, Creagrutus, 2, 48, 91–93

Colossoma, 20, 21

compacta, Pituna, 103

cotinho, Moenkhausia, 21

cracentis, Creagrutus, 2, 48, 93–95, 124

Creagrudite, 4, 43

maxillaris, 2, 42, 142, 145, 146, 148, 220, 222

melanzona, 146

melanzonus, 146

Creagrutops, 4, 43

maracaiboensis, 2, 4, 43

Creagrutus, 4, 42–46

aff, paraguayensis, 158, 177

affinis, 2

amoenus, 2, 48, 58–63, 104, 106, 107, 126, 167

anary, 2, 48, 63–65, 209

argentea, 224

atratus, 2, 48, 66–68

atrisignum, 2, 48, 69–71, 77, 156

barrigai, 2, 48, 71–74

beni, 2, 46, 48, 69, 75–79, 81, 104, 107, 116, 118, 119, 122, 128, 131, 149, 152, 176, 205, 207, 208

boehlkei, 2, 58, 62, 126

bolivari, 2, 48, 77, 78–82, 137, 189

brevipinnis, 2, 82

britskii, 2, 48, 83–85

calai. 2, 48, 85–88

caucanus, 2, 198, 200

changae. 2, 48, 88–90

cijerri, 2

cochui. 2, 48, 91–93

cracentis, 2, 48, 93–95, 124

crenatus. 2, 48, 95–98. 116, 130

ephippiatus, 2, 48, 98–100, 139, 197

figueiredoi, 2, 48, 101–104, 156, 164

flavescens, 2, 48, 77, 104–108

gephyrus, 2, 48, 108–111

gracilis, 2, 48, 111–113

gyrospilus, 2, 48, 113–116

hildebrandi, 2, 63, 65

holmi, 2, 48, 77, 116–119

hysginus, 2, 48, 77, 119–122, 208

ignotus, 2, 48, 122–125

kunturus, 2, 48, 125–128

lassoi, 2, 48, 77, 116, 128–131, 134

lepidus, 2, 48, 77, 130, 131–134

leuciscus, 2

londonoi, 2

machadoi, 2, 48, 134–137

magdalenae, 2

imagoi, 2, 48, 100, 137–139, 197

manu, 2, 48, 140–142

maracaiboensis, 2

maxillaris, 2, 48, 142–146

melanzonus, 2, 48, 145, 146–149, 220, 222, 223

melasma, 2, 48, 77, 149–152

melasmus, 149

menezesi, 2, 48, 102, 153–157, 164

meridionalis, 2, 48, 157–159, 177

molinus, 2, 41, 48, 159–162

mucipu, 2, 48, 162–165

muelleri, 2, 43, 48, 58, 104, 107, 165–167

mulleri, 58, 165

mülleri. 58, 125, 126, 165

nasutus. 2, 181, 183

nigrostigmatus. 2, 229

notropoides, 2

occidaneus, 2, 48, 167–170

ortegai, 2, 48, 170–173

ouranonastes, 2, 48, 173–175

paraguayensis, 2, 48, 158, 175–178, 223

paralacus, 2, 77, 208

pearsoni, 2, 48, 77, 178–181

pellegrini, 2, 43

peruana, 181

peruanus, 2, 48, 90, 181–184

petilus, 3, 48, 184–186

phasma, 3, 48, 81, 137, 186–189, 220

pila. 3, 48, 92, 189–191

planquettei, 3, 41, 48, 191–195

provenzanoi, 3, 49, 100, 139, 195–198, 213

runa, 3, 49, 198–200, 213

saxatilis. 3, 49, 102, 156, 200–202

seductus. 3, 49, 102, 202–205

simus, 3

taphorni. 3, 49, 77, 116, 130, 205–209

ungulus, 3, 49, 209–213

veruina. 3, 41, 49, 200, 213–215

vexillapinnus. 3, 49, 215–218

xiphos, 3, 41, 49, 137, 218–220, 222

zephyrus, 3, 49, 220–223

crenatus, Creagrutus. 2, 48, 95–98. 116, 130

Stethaprion, 77

Ctenolucius, 19

beani. 27, 103

hujeta, 27

cuvieri, Boulengerella, 27, 43

Cynopotamus, 23

dayi. Roeboides, 27

dentex, Brycon, 20

devillei, Brycon, 11

dientonito, Roeboides, 27

dimidiatus, Paradistichodus, 34

ephippiatus. Creagrutus, 2, 48, 98–100, 139, 197

Eugnatichthys, 19

falcatus, Brycon, 21, 29

figueiredoi, Creagrutus, 2, 48, 101–104, 156, 164

flavescens, Creagrutus. 2, 48, 77, 104–108

Galeocharax, 23

gephyrus, Creagrutus, 2, 48, 108–111

gracilis, Creagrutus, 2, 48, 111–113

Serrapinnus piaba es una pequeña especie del género de peces de agua dulce Serrapinnus, de la familia Characidae en el orden de los Characiformes. Habita en el centro-este de Sudamérica, desde el este del Brasil, hasta la cuenca del Plata, en el centro-este de la Argentina y Uruguay.​

Los machos pueden alcanzar los 3,5 cm de longitud total.​​

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Serrapinnus piaba Serrapinnus generoko animalia da. Arrainen barruko Actinopterygii klasean sailkatzen da, Characidae familian.

琵琶鋸翼脂鯉，為輻鰭魚綱脂鯉目脂鯉亞目脂鯉科的其中一個種。分布於南美洲聖弗朗西斯科河流域，體長可達3.5公分，棲息在底中層水域，生活習性不明。