The spider cytogenetic database

Current version: 6.0 (Jul 18, 2017)

Douglas Araujo, Marielle Cristina Schneider, Emygdio Paula-Neto and Doralice Maria Cella


Introduction of Database Families - Cytogenetics of spiders Bibliography Arthropoda cytogenetics group Scorpion database Pseudoscorpion database Harvestmen database Chromosomal analyses

 

 

Sicariidae Keyserling, 1880

 

Cited as = species name adopted by the researcher that performed the cytogenetic analysis; 2n = diploid number of males and in parenthesis, diploid number of females; n = haploid number;

3n = triploid number; 4n = tetraploid number; SCS = sex chromosome system; T = telocentric; A = acrocentric; St = subtelocentric; Sm = submetacentric; M = metacentric; H = holocentric;

S = supernumerary chromosome; (?) = dubious description; (*) = designation of the species name not recorded in the taxonomic database.

Valid name

Cited as

2n

SCS

Chromosomal morphology

Collection site

Bibliography

Loxosceles amazonica Gertsch, 1967 ---- 23 ---- 20M+3St Brazil Araujo, 2007 apud Franco & Andía, 2013

Loxosceles gaucho Gertsch, 1967

----

23

X1X2Y

16M/Sm+4A+X1X2YM/Sm

Brazil

Oliveira et al., 1996

L. gaucho Gertsch, 1967 ---- 23 ---- 12M+4Sm+7St Brazil Araujo, 2007 apud Franco & Andía, 2013

Loxosceles intermedia Mello-Leitão, 1934

----

23

X1X2Y

20M+X1X2YM

Brazil

Oliveira et al., 1997

L. intermedia Mello-Leitão, 1934

----

23

X1X2Y

20M/Sm+X1M/Sm+X2M/Sm+YSm

Brazil

Silva et al., 2002

L. intermedia Mello-Leitão, 1934 ---- 23 ---- 18M+4Sm+1St Brazil Araujo, 2007 apud Franco & Andía, 2013

Loxosceles laeta (Nicolet, 1849)

----

23

X1X2Y

20Sm+X1Sm+X2Sm+YA

Peru

Silva, 1988

L. laeta (Nicolet, 1849)

----

23

X1X2Y

20M+X1X2YM

Brazil

Oliveira et al., 1997

L. laeta (Nicolet, 1849)

----

23

X1X2Y

20M/Sm+X1M/Sm+X2M/Sm+YSm

Brazil

Silva et al., 2002

L. laeta (Nicolet, 1849) ---- 23 ---- 20M+2Sm+1St Brazil Araujo, 2007 apud Franco & Andía, 2013

Loxosceles reclusa Gertsch & Mulaik, 1940

----

----

?+Y

M

----

Hetzler, 1979

L. reclusa Gertsch & Mulaik, 1940

----

18

X1X2

----

USA

Tugmon et al., 1990

Loxosceles rufescens (Dufour, 1820)

----

20

----

----

Brazil

Beçak & Beçak, 1960

L. rufescens (Dufour, 1820)

----

21

X1X2Y

16M+2Sm+X1X2YM

Portugal

Král et al., 2006

L. rufescens (Dufour, 1820) ---- 21 X1X2Y 18M/Sm+X1X2YM/Sm Turkey Kumbiçak, 2014

Loxosceles rufipes (Lucas, 1834)

----

20

----

----

Uruguay

Beçak & Beçak, 1960

L. rufipes (Lucas, 1834)

----

20

X1X2

18M+X1X2A

----

Diaz & Saez, 1966

Loxosceles similis Moenkhaus, 1898 ---- 23 ---- 18M+5St Brazil Araujo, 2007 apud Franco & Andía, 2013

Loxosceles spinulosa Purcell, 1904

----

19

X1X2Y

12M+4Sm+X1X2YM

South Africa

Král et al., 2006

Sicarius tropicus (Mello-Leitão, 1936) ---- 19 X1X2Y 15M+3Sm+1St Brazil Araujo, 2007 apud Franco & Andía, 2013
Sicarius sp. ----- 21 X1X2Y 10St+4M+4T+X1X2St+YT Peru Franco & Andía, 2013

 


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