30 HEDLEY : ADDITIONS AND AMENDMENTS TO THE SLUG LIST. 



from sole. Mantle mottled blackish and brownish-yellow, 

 with an ill-defined median line. Cross-lines of sole 

 irregular. = No. 14. 



c. Filiform glands 35, two of them branched ; two penis 



retractors, penis 13 mm. long. 



Length (in alch.) 37 mm., breadth 10 mm., of sole 

 \\ mm. ; female orifice 21 mm. (-56 of total length) from 

 head, 1 mm. from sole. Colour as in the last. Cross-lines 

 of sole fairly regular. = No. 16. 



d. Filiform glands 36 ; two penis retractors, penis much twisted, 



9 mm. long. 



Length (in alch.) 50 mm., breadth 17 mm., of sole 

 6 mm. ; female orifice 28 mm. (-56 of total length) from 

 head, 2 mm. from sole. Colour above dark brown, no 

 well-defined middle-line, but distinct mottling. - No. 3. 

 J. Filiform glands 35 mm. long, number ^^. 



Length (in alch.) 71 mm., breadth 22 mm., of sole 

 9 mm. ; female orifice from head 38 mm. (-54 total length), 

 from sole 2}, mm. Colour of mantle dark brown, with 

 well-defined mottled appearance of greyish yellow and pale 

 median line, beneath pale yellowish brown, soleconcolorous. 

 About 14 well-defined cross lines in 5 mm. of sole, with 

 many smaller intermediate ones. Retractors, penis two, 

 blue in colour. Penis straight cylindrical, end bulbous, 

 orifice terminal, length iott mm. - No. 2. 



ADDITIONS AND AMENDMENTS TO THE 

 SLUG LIST. 



No. II. 



By C. HEDLEY, E.L.S., 

 Australian Museum, Sydney. 



The closing pages of " The Conchologist " invited comments under 

 the above title. So I avail myself of the opportunity to remark that 

 Prof. Cockerell's exhaustive list of the names that have been applied 

 to various kinds of slugs represents a labour only to be appreciated 

 by those who are used to the search of literature. Its value is 

 considerable and its use to students manifold. 



Affording another instance of what Mill called the tendency of 

 mankind to mistake words for things, it is to be hoped that this huge 

 and cumbersome mass of synonyms may serve the purpose of an 



