Ilyocryptus spinifer Herrick, 1882

Kotov, Alexey A. & Elmoor-Loureiro, Lourdes M. A., 2008, Revision of Ilyocryptus Sars, 1862 (Cladocera: Ilyocryptidae) of Brazil with description of two new subspecies, Zootaxa 1962 (1), pp. 49-64 : 58-60

Ilyocryptus spinifer Herrick, 1882

Herrick 1882a: 246, Pl. 8: figs 2–6; Herrick 1882b: 39–41, Pl. 9: figs 1–3; Ihering 1895: 168, figs 1–2 ( Acanthocercus immundus Fr. Mueller ); Sars 1901: 40–42, Pl. 7: figs 1–10 (longiremis); Bergamin 1939, fig. 4. ( Iliocryptus tetraspi-

natus); Brandorff et al. 1982: 94, Figs 67–69; Kotov and Dumont 2000: 88–105, figs 1–149; Hollwedel et al. 2003: 78; Elmoor-Loureiro 2004: 54, figs 1–10; Kotov and Štifter 2006: 139–144, Figs 1 , 3 , 6 –7, 9–11, 69–70.

(Only first Herrick’s descriptions and papers concerning Brazil are listed).

Type locality. A small bog located in an inlet stream of Lake Alice , Hubbard County, Minnesota, U.S.A. (according to neotype selected by Kotov and Williams, 2000) .

Material examined here. Roraima: near BR 174 road, between Boa Vista and Mucajaí, coll. on 31.vii.2007 by L.F.R. Guterres. Pará : Lake Batata, Porto Trombetas (01°30'0.00''S, 56°19'30.34"W), coll. on xii.1988 by R.L. Bozelli; pool at Museu Paraense Emilio Goeldi (appr. 01°27'S, 48°28'W), Belém, coll. on 31.x.1999 ; pond at Serra dos Carajás (06°24'30"S, 50°21'04"W) coll. R.L. Bozelli. Maranhão: Turiaçu River, Santa Helena (appr. 02°13'41"S, 45°18'05"W), coll. on 05.v.1999 by R. Barbieri & J.P. Costa Neto ; Lago Viana, dowstream River Cajari, (appr. 03°13'S, 45°00'W), coll. on 06.v.1999 by R. Barbieri & J.P. Costa Neto. Ceará : well marginal to Lagoa Precabura, Fortaleza (appr. 03°48'S, 38°26'W), coll. on 12.vii.2000 ; pond marginal to Lagoa do Banana , Caucaia (appr. 03°37'S, 38°45'W), coll. on 14.vii.2000 . Pernanmbuco : pond at BR232 road (appr. 08°12'S, 35°34'W), Muncípio de Gravatá, coll. on 27.ii.1995 by P.S. Young & C.S. Serejo; Açude de Dois Irmãos (08°00'51"S, 34°56'47"W), Recife, coll. on 17.i.2000 . Bahia : Pituaçu reservoir (appr. 12°58'1"S, 38°24'44"W), Salvador, coll. on 04.viii.1981 by J.W. Reid ; Lagoa do Abaeté (12°56'44"S, 38°21'27"W), Salvador, coll. on 28.vii.1985 ; pond at BR020 road (appr. 12°47'18"S; 45°57'06"W), Roda Velha, Minicípio de São Desidéio , coll on 30.vii.1985 ; temporary pool at Km 860 of the BR101 road, Município de Teixeira de Freitas (17°32'S, 39°44'W) coll. on 15.ii.1997 by P.S. Young & C.S. Serejo ; Capivari River , Muncípio de Cruz das Almas (appr. 12°39'S, 39°07'W), coll. on 09.x.2000 by E.M. Silva ; pond at Praia do Forte (12°34'41"S, 38°00'47"W), Muncípio de Mata de São João, coll. on 12.vii.2002 ; pool near de airport, Morro de São Paulo (13°25'49”S, 38°54'48"W), Muncípio de Cairu, coll. on 29.i.2004 ; Lagoa do Formoso , Trijunção Farm (14°49'02"S, 45°58' 35"W), Muncípio de Cocos, coll. on 26.iv.2003 . Goiás : pool near Pirenópolis (appr. 15°51'8"S, 48°57'58"W), coll. on 15.ii.1988 ; pond at Guizzetti Farm , BR153 road (18°20'34"S, 49°13'14"W), Muncípio de Itumbiara, coll. on 07.v.2000 ; farm reservoir (15°45'12"S, 48°40'07"W), Município de Cocalzinho de Goiás , coll. on 30.ix.2000 . Distrito Federal : Lagoa Bonita (15°35'22"S, 47°41'50"W), Planaltina, coll. on 07.x.1980 ; Lagoa Joaquim Medeiros (15°38'16"S, 47°41'30"W), Planaltina, coll. on 08.viii.2006 ; pond at Chacara Ita (15°40'33"S; 47°41'37"W), Planaltina, coll. on 08.viii.2006 ; Lagoa Taquara (15°38'12"S, 47°31'22"W), Planaltina, coll. on 15.viii.2006 ; Sobradinho River (15°39'20"S, 47°48'55"W), Sobradinho, coll. on 18.viii.2006 ; Corrego Tabocas (15°52'29.5''S, 47°43'34.1''W), coll. on 06.ix.2006 by F.D. Sousa ; Lagoa do Henrique (15°41'16"S, 47°56'22"W), Parque Nacional de Brasília, coll. on 27.v.2002 ; Lagoa do Cedro (15°53'50.2"S, 47°56'37.7"W), Brasília, coll. 14.i.2006 . Mato Grosso : swamp near Poconé (appr. 16°25'31"S, 56°40'8"W), coll. on 06.ii.1986 ; swamp near Santo Antônio do Leverger (appr. 15°50'26"S, 56°04'33"W), coll. on 26.vii.1988 ; Guaporé River (appr. 14°00'42"S, 59°56'46"W), Vila Bela da Santíssima Trindade, coll on xii.2006 , leg. E. Porto. Mato Grosso do Sul: baía at Fazenda Nhumirim (18°59'34.9"S, 56°35'59.9"W), Município de Corumbá, coll. on 04.x.2001 by V.M.G. Barros; fish pool at Centro Laura Vicuña , Campo Grande (appr. 20°31'S, 54°39'W), coll. on 06.viii.2000 . Minas Gerais : Lagoa Cajueiro and Lagoa Juazeiro (appr. 15°05'S, 44°03'W) Município de Itacarambi, coll. on iii.1996 by M.B. G. Sousa ; Preto River (appr. 18°03'S, 43°22'W), Município de São Gonçalo do Rio Preto, coll. on iii.1996 by M.B.G. Sousa ; pond at Caparó Parque Hotel (appr. 20°25'S, 41°51'W), Município de Alto Caparó, coll. on 27.i.1991 ; Tanque São Luiz and pond near the hostel at Parque Natural do Caraça (appr. 20°05'S, 43°29'W), Município de Santa Bárbara, coll. on 22.vii.1992 ; Parque Nacional Grande Sertão Veredas (15°16'12"S, 45°56'44"W), Município de Chapada Gaúcha, coll. on 19.iii.2001 by G. Miranda. Espírito Santo : Lagoa Juparanã (appr. 19°18'S, 40°05'W), Município de Linhares, coll. on 25.i.1991 . Rio de Janeiro : Lagoa Cabiúnas (22°18’S, 41°42’W), Município de Macaé, coll. on iv.2004 by P. Lopes ; Município de Saquarema (appr. 22°56'S, 42°29'W), coll. 18.iv.1998 by J.W. Reid & P.S. Young. São Paulo : reservoir at Santana de Baixo Farm (appr. 22°17'S, 47°41'W), Município de Corumbataí, coll. on 24.viii.1996 ; Lake Itapeva (22°46'25S, 45°33'24”W), Campos do Jordão, coll. on 15.xi.2002 ; Paranapanema River and its marginal lagoons (appr. 23°29'S, 48°37'W), Município de Angatuba, coll. on 21.x.2000 ; Tietê River (appr. 23°34’S, 46°02'W), Município de Biritiba Mirim, coll. on 13.ii.1993 by M.L. Kuhlmann ; Ponte Nova Reservoir (appr. 23°34'S, 45°58'W), Município de Biritiba Mirim, coll. on 02.xii.1997 by M.J.C. Botelho; Lagoa do Pesqueiro , Itaici, (23°06'48.2" S, 47°11'03''W), Municipio de Indaiatuba, São Paulo, coll. on 14.xi.2002 . Paraná : reservoir at Fragosos (appr. 26°05'S, 49°25'W), Minicípio de Pien, coll. on 20.xi.1999 by P.S. Young & C.S. Serejo. Santa Catarina : fish pond at Mapiju Farm, Município de Santo Amaro da Imperatriz (appr. 27°41'S, 48°46'W), coll. on 27.ix.2001 by G. Pereira Jr. Rio Grande do Sul : Lago do Parque Knorr (29°22'45"S, 50°52'02"W), Gramado, coll. on 31.xii.2001 ; Lago Negro (29°23'44"S, 50°52'33"W), Gramado, coll. on 03.i.2002 ; Lago Guaíba (30°08'33"S, 51°13'36"W), Porto Alegre, coll. on 27.xii.2001 ; Lago Jacaré (32°36'03"S, 52°34'03"W) and Canal de Sarita (32°37'29"S, 52°35'48''W), Estação Ecológica do Taim, Município de Rio Grande, coll. on 29.xii.2001 .

Diagnosis, description. See Kotov and Dumont (2000), where many Brazilian specimens were illustrated.

Comments. This is the most common Brazilian species.

Figures

FIGURE 1. Ilyocryptus cuneatus brasiliensis subsp. nov., parthenogenetic female from Itaici, Municipio de Indaiatuba, São Paulo, Brazil: A–B—adult female, lateral view; C—anterior view; D—head, lateral view; E—head shield, dorsal view; F—head, ventral view; G—labrum, ventral view; H—free margin of valve; I—antero-ventral margin; J–K—setae at posterior margin. Scale bars 0.1 mm.

FIGURE 3. Ilyocryptus cuneatus brasiliensis subsp. nov., parthenogenetic female from Itaici, Municipio de Indaiatuba, São Paulo, Brazil: A–B—antenna II, anterior and external view; C—exopod; D—endopod; E—apical swimming seta of antenna II; F— proximal lateral seta; G— distal lateral seta; H— limb I; I–K— limb VI. Scale bars 0.1 mm.

FIGURE 6. Distribution of four Ilyocryptus species (A) and Ilyocryptus spinifer (B) in Brazil, from original (solid symbols) and literature data (open symbols).