What is "engaeus"

Engaeus is a genus of freshwater crayfish found in Australia. Fifteen of the 35 species in the genus occur in Tasmania, where they are known as the Tasmanian land crayfish. The behaviour of these crayfish is notable as they live in burrows and construct large "chimneys" at the opening.

All of the 35 species of Engaeus have been assessed for the IUCN Red List:

Data Deficient

• Engaeus affinis Smith & Schuster, 1913
• Engaeus curvisuturus Horwitz, 1990
• Engaeus karnanga Horwitz, 1990
• Engaeus laevis (Clark, 1941)
• Engaeus nulloporius Horwitz, 1990

Critically Endangered

• Engaeus granulatus Horwitz, 1990
• Engaeus mallacoota Horwitz, 1990
• Engaeus spinicaudatus Horwitz, 1990
• Engaeus sternalis (Clark, 1936)

Endangered species

• Engaeus disjuncticus Horwitz, 1990
• Engaeus martigener Horwitz, 1990
• Engaeus phyllocercus Smith & Schuster, 1913

Vulnerable species

• Engaeus rostrogaleatus Horwitz, 1990
• Engaeus urostrictus Riek, 1969
• Engaeus yabbimunna Horwitz, 1994

Near Threatened

• Engaeus australis Riek, 1969
• Engaeus orramakunna Horwitz, 1990
• Engaeus victoriensis Smith & Schuster, 1913

Least Concern

• Engaeus cisternarius Suter, 1977
• Engaeus cunicularius (Erichson, 1846)
• Engaeus cymus (Clark, 1936)
• Engaeus fossor (Erichson, 1846)
• Engaeus fultoni Smith & Schuster, 1913
• Engaeus hemicirratulus Smith & Schuster, 1913
• Engaeus lengana Horwitz, 1990
• Engaeus leptorhynchus Clark, 1936
• Engaeus lyelli (Clark, 1936)
• Engaeus mairener Horwitz, 1990
• Engaeus merosetosus Horwitz, 1990
• Engaeus orientalis Clark, 1941
• Engaeus quadrimanus Clark, 1936
• Engaeus sericatus Clark, 1936
• Engaeus strictifrons (Clark, 1936)
• Engaeus tayatea Horwitz, 1990
• Engaeus tuberculatus Clark, 1936