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Open Access PDF - Sven Kullander

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300<br />

2 - Abdominal blotches absent, lateral line<br />

usually discontinuous; lateral bars 1-3<br />

present as large and oval blotches in juveniles,<br />

transformed to roundish ocellar<br />

blotches in adults (blotch 1 persistently,<br />

blotches 2-3 variably expressed); occipital<br />

bar, bars 1a, 2a, and 4 absent (Orinoco and<br />

Negro river drainages).<br />

...................................................C. orinocensis<br />

- Abdominal blotches present, lateral line<br />

continuous or discontinuous; lateral bars<br />

1-3 present as vertical bars, occasionally<br />

bars 1a and 2a present; occipital bar absent<br />

or present.<br />

........................................................................3<br />

3 - Occipital bar absent or indistinct, bars 1a,<br />

2a present; bar 4 absent; lateral line continuous<br />

or discontinuous.<br />

........................................................................4<br />

- Occipital bar strongly expressed in adults,<br />

bars 1a, 2a absent, bar 4 present or absent,<br />

lateral line discontinuous.<br />

........................................................................5<br />

4 - E1 scales 67-82; dorsal-fin count modally<br />

XV.17; lateral line usually continuous, small<br />

black blotches on dorsum absent (Coastal<br />

Atlantic rivers in Suriname and Guyana;<br />

upper Rio Branco drainage).<br />

........................................................C. ocellaris<br />

- E1 scales 75-84; dorsal-fin count modally<br />

XVI.16; lateral line discontinuous, small<br />

black blotches on dorsum present or absent<br />

(upper Negro and Orinoco river drainages).<br />

..............................................C. nigromaculata<br />

5 - E1 scales 68-79(-87); bar 4 only occasionally<br />

present; anal, caudal and pelvic fins immaculate<br />

except for caudal blotch (Amazon<br />

basin, along Rio Amazonas-Solimões and<br />

in lower parts of tributaries, coastal Atlantic<br />

rivers between the Oyapock and Amazon<br />

rivers).<br />

................................................... C. monoculus<br />

- E1 scales 76-83; bar 4 typically absent; light<br />

spots present on anal and pelvic fins and<br />

lower lobe of caudal fin in adults (Rio Tocantins<br />

drainage).<br />

...........................................................C. kelberi<br />

- E1 scales 84-93; bar 4 typically present; anal<br />

fin immaculate; E1 scales 84-93 (Bolivian<br />

Amazon basin and tributaries of upper Rio<br />

Madeira in Brazil).<br />

......................................................C. pleiozona<br />

6 - Vertical bars 1-3, 1a, 2a present, wide and<br />

prominent; no ocellated blotches on side;<br />

E1 row scales 83-104 (Tocantins and Capim<br />

river drainages).<br />

.......................................................... C. piquiti<br />

- Vertical bars 1a, 2a absent or indistinct and<br />

narrow, ocellated blotches on side present<br />

or absent; E1 scales 72-128.<br />

........................................................................7<br />

7 - E1 scales 77-128; vertical bars 1a, 2a absent;<br />

bars 1-3 relatively wide, prominent in<br />

adults, entire or broken up into blotches.<br />

........................................................................8<br />

- E1 scales 72-108; vertical bars 1a, 2a when<br />

present indistinct and/or narrow; vertical<br />

bars 1-3 moderately wide or narrow, not<br />

subdivided into large blotches; row of ocellated<br />

blotches along middle of side present<br />

or absent in adults.<br />

......................................................................12<br />

8 - E1 scales 98-128; vertical bars 1-3 entire; four<br />

regularly arranged horizontal rows of distinct<br />

light spots along side (Orinoco and<br />

Negro river drainages, blackwater rivers<br />

along the Rio Solimões-Amazonas).<br />

....................................................... C. temensis<br />

- E1 scales 86-115; vertical bars 1-3 in adults<br />

subdivided, each bar represented by 1-3<br />

blotches; light spots on side distinct but<br />

usually not regularly arranged.<br />

........................................................................9<br />

9 - E1 scales 77-90; lateral line usually continuous;<br />

lateral line scales 76-86 in continuous<br />

lines; bars 1 and 2 divided into three ocellated<br />

blotches in adults (Rio Trombetas<br />

upstream of Cachoeira Porteira).<br />

....................................................... C. thyrorus<br />

- E1 scales 86-110; lateral line usually discontinuous;<br />

lateral line scales 84-103 in continuous<br />

lines; bars 1 and 2 divided into two<br />

or three ocellated blotches in adults, or bars<br />

1 and 2 present as ocellated vertical bar.<br />

......................................................................10<br />

10 - E1 scales 100-108; lateral line continuous or<br />

discontinuous; scales absent or very few on<br />

<strong>Kullander</strong> & Ferreira: Review of Cichla

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