Genus Laxta Walker, 1868

Museums

Regional Maps

• Laxta Walker, F. 1868. Catalogue of the Specimens of Blattariae in the Collection of the British Museum. London : British Museum (Natural History) 239 pp. [17] [junior subjective synonym of Oniscosoma Brunner von Wattenwyl, 1865].

  Type species:

   Laxta oniscoides Walker, 1868 by original designation (= Laxta granicollis Saussure, 1862).
• Oniscosoma Brunner von Wattenwyl, C. 1865. Nouveau système des Blattaires. Vienna : G. Braumüller 426 pp. 13 pls. [298] [junior homonym of Onicosoma Sars, 1850 (Vermes)].

  Type species:

   Zetobora granicollis Saussure, 1862 by subsequent designation, see Kirby, W.F. 1904. A Synonymic Catalogue of Orthoptera. London : British Museum (Natural History) Vol. 1 501 pp. [159].
• Pseudopanchlora Tepper, J.G.O. 1893. The Blattariae of Australia and Polynesia. Transactions of the Royal Society of South Australia 17: 25-126 [published June] [55] [tentatively described as a subgenus of Ischnoptera].

  Type species:

   Ischnoptera punctosa Walker, 1869 by monotypy (as Ischnoptera punctuosa, incorrect subsequent spelling).

 

Taxonomic Decision for Synonymy

• Roth, L.M. 1992. The Australian cockroach genus Laxta Walker (Dicyoptera: Blattaria: Blaberidae). Invertebrate Taxonomy 6: 389-435 [390] (generic revision, key to males)

 

Excluded Taxa

Misidentifications

Laxta brunneri (Brancsik, 1897) [=Pellita brunneri] — Princis, K. 1964. Pars 6: Blattariae: Subordo Blaberoidea: Fam. Panchloridae, Gynopeltididae, Derocalymmidae, Perisphaeriidae, Pycnoscelididae. pp. 174-281 in Beier, M. (ed.). Orthopterorum Catalogus. 's-Gravenhage : Dr. W. Junk. [226]

Laxta chitonoides Walker, 1868 [=Petasodes moufeti (Kirby, 1817)] — Princis, K. 1958. Revision der Walkerschen und Kirbyschen Blatterientypen im British Museum of Natural History, London. II. Opuscula Entomologica. Lund 23: 59-75 [75]

 

Distribution

States

Australian Capital Territory, New South Wales, Queensland, South Australia, Victoria, Western Australia

IBRA and IMCRA regions

IBRA

ACT, NSW, Qld, SA, Vic, WA: Australian Alps (AA), Avon Wheatbelt (AW), Brigalow Belt North (BBN), Brigalow Belt South (BBS), Broken Hill Complex (BHC), Carnarvon (CAR), Central Mackay Coast (CMC), Coolgardie (COO), Cobar Peneplain (CP), Central Ranges (CR), Cape York Peninsula (CYP), Desert Uplands (DEU), Dampierland (DL), Darling Riverine Plains (DRP), Einasleigh Uplands (EIU), Esperance Plains (ESP), Eyre Yorke Block (EYB), Flinders Lofty Block (FLB), Flinders (FLI), Gascoyne (GAS), Gawler (GAW), Gibson Desert (GD), Geraldton Sandplains (GS), Great Sandy Desert (GSD), Gulf Plains (GUP), Great Victoria Desert (GVD), Hampton (HAM), Jarrah Forest (JF), Kanmantoo (KAN), Little Sandy Desert (LSD), Mallee (MAL), Murray Darling Depression (MDD), Mount Isa Inlier (MII), Mulga Lands (ML), Murchison (MUR), Nandewar (NAN), Naracoorte Coastal Plain (NCP), New England Tablelands (NET), NSW North Coast (NNC), NSW South Western Slopes (NSS), Nullarbor (NUL), Pilbara (PIL), Riverina (RIV), Sydney Basin (SB), South East Coastal Plain (SCP), South East Corner (SEC), South Eastern Highlands (SEH), South Eastern Queensland (SEQ), Swan Coastal Plain (SWA), Tanami (TAN), Victorian Midlands (VM), Victorian Volcanic Plain (VVP), Warren (WAR), Wet Tropics (WT), Yalgoo (YAL)

Other Regions

Torres Strait Islands terrestrial, marine & freshwater

Distribution References

General References

Saussure, H. de 1862. Orthoptera nova americana (Diagnoses praeliminaires). Series III. Revue et Magasin de Zoologie (Paris) 14(2): 63-71, 227-234 [232] (misidentified Laxta as Zetobora Burmeister)

Schmeltz, J.D.E & Pöhl, C.A. (eds) 1877. Insecta. Ordo I. Orthoptera. pp. in Catalog VI der zum Verkauf stehenden Doubletten aus den Naturhistorischen Expeditionen der Herren Joh. Ces. Godeffroy & Sohn in Hamburg. Hamburg : L. Friedrichsen & Co. 18-23 pp. [19] (incorrect subsequent spelling as Oniscomorpha)

 

History of changes

Published	As part of group	Action Date	Action Type	Compiler(s)
10-Dec-2023	BLABEROIDEA Saussure, 1864	10-Dec-2023	MODIFIED
10-Dec-2023	BLABERIDAE Saussure, 1864	24-Nov-2023	MODIFIED
18-Aug-2021	BLABEROIDEA Saussure, 1864	10-Dec-2023	MODIFIED
26-Jun-2012		26-Jun-2012	MOVED
26-Jun-2012		26-Jun-2012	MOVED
07-May-2012		07-May-2012	MOVED
18-Aug-2021		10-Dec-2023	MODIFIED
03-Jan-2012		03-Jan-2012	MOVED
04-Jan-2012		10-Dec-2023	MODIFIED
04-Jan-2012		10-Dec-2023	MODIFIED
		10-Dec-2023	MODIFIED