mygalomorphadj.n.

1923 Ann. N.Y. Acad. Sci. 29 152 It is..known that the heart in Arachnomorph spiders has three pairs of ostia, while in Mygalomorph spiders it has four pairs.

1958 W. S. Bristowe World of Spiders xv. 164 The most famous Lycosid since ancient times has been the dreaded Tarantula of southern Italy; but now her name has been purloined for any of the large hairy Mygalomorph spiders of tropical countries to which she is not even closely related.

1987 R. D. Barnes Invertebr. Zool. (ed. 5) xiii. 519/1 North American mygalomorph tarantulas, despite their size and reputation, are not venomous.

1938 Proc. Zool. Soc. B. 108 290 With this picture before us of what we can call the first Liphistiomorph, the first Mygalomorph, and the first Araneomorph, we can get some idea of the extent to which changes have since occurred in each.

1965 Amer. Midland Naturalist 73 346 That some of the larger mygalomorphs sometimes killed birds had been known for a long time.

1987 R. D. Barnes Invertebr. Zool. (ed. 5) xiii. 508/2 Spiders range from tiny species less than 0.5 mm in length to large, tropical mygalomorphs (called tarantulas, bird spiders, or monkey spiders in different parts of the world) with a body length of 9 cm.