CHAT. x\n.] 



JIDLLUSCA. 



517 



Family 23.— LIMACID.E.— (12 Genera, 116 Species.) 



Gexekal DiSTRIEU'UON. 



Neotropical I NEARCTic Pal-eatictic Ethiopian Oriental Au-stralian 



Sub-regions. Sub-kegions. Svb-kegions. Sub-regioxs. Sub-regions. Sub-regions. 



1.2.3.4 1.3.3.4-! 3- 



1.2.3.4 I 1.2.3.4 



The Limacidas, or Slugs, are widely distributed, but they are 

 absent from South America, where they are represented by the 

 ne.xt family. They also seem to be absent from the greater part 

 of Africa. The genera are distributed as follows : — 



Limaci: (51 sp.), Paltearctic region, Australia and the Sand- 

 wich Islands ; Anadenus (2 sp.), Himalayas ; Philomychns (9 sp.), 

 North America, China and Java ; Arion (25 sp.), Norway to 

 Spain and South Africa ; rannacclla (7 sp.). South Europe, 

 Canary Islands and JSTorth India ; Janclla (1 sp.), New Zealand ; 

 Aneitca (1 sp.), NewHebrides and New Caledonia; Farmarion 

 (4 sp.), India ; Trihoniopliorns (3 sp.), Australia ; TcstaceJla (3 sp.), 

 South Europe, Canary Islands, and New Zealand ; Hyalimax 

 (2 sp.), Bourbon and Mauritius ; Kryniclda (8 sp.). Eastern 

 Europe and North America. A few species of Limax, Arion, and 

 Tcstacclla have been found fossil in Tertiary deposits. 



Family 24.— OXCIDIAB.E. (2 Genera, 36 Species.) 



Gexekal Di.stiubutio.v. 



NrOTROPICAI. 



8t;b-regions. 



Nearctic I Pal,eakctic I Ethiopian 



SaB-REGIONS. SUB-REGION.S. SUB-RKQIONS. 



Oriental I Australian 



SUB-RECIONS. SUB-REGIOVS 



1.2.3.4 



I 1.2 



4 



1.2.3.3 



The Oncidiadfe, or Slugs with a coriaceous mantle, inhabit 

 the Oriental region, Mauritius, Australia, the Pacific Islands^ 

 South America and South Europe. The genera are : — 



