48 EMBRYOLOGY OF INSECTS AND MYRIAPODS 



(1900), Giardina (1897), Graber (1888, 1891), Grandori (1914), Grimm (1870), 

 Heathcote (1886), Heymons (1895&, 1897c, 18986, 1899a), Hirschler (1912), Hottes 

 (1928), Hussey (1926), Krause (1938a), Leydig (1848), Mansour (1927), Marshall 

 and Dernehl (1905), Mellanby (1936), Muir and Kershaw (1911), Murphy (1922), 

 Murray (1864), Nusbaum (1889), Pflugfelder (1932), Riley (1904), Robin (1852), 

 Schmidt (1889), Sehl (1931), Smreczynski (1931, 1932), Snodgrass (1928, 1932, 

 19356, 1937), Wagner (1894), Wheeler (1889, 18906, 18926, 1893a), Will (1883, 1888). 

 See also the list of general works cited in Chap. II. 



