| 释义 |
lobopod, a. and n. Zool.|ˈləʊbəʊpɒd|
[f. *lobopodium n.]
A. adj. Of a worm or worm-like animal: possessing a lobopodium.
1938R. E. Snodgrass in Smithsonian Misc. Coll. XCVII. No. 6. 134 The members of the other group developed segmental pairs of lobelike outgrowths of the body wall containing extensions of the somatic muscles, which served as primitive legs... The lobopod forms were the ancestors of the walking Onychophora and Arthropoda. 1965Zoologichesky Zhurnal XLIV. 817 Lobopod annelids were the central group from which other groups..of higher taxonomic rank originated. 1979A. P. Gupta in M. Camatini Myriapod Biol. xxxv. 373 Although it is debatable whether the Myriapoda, as a group, are mono- or polyphyletic..their origin from either a lobopod ancestor or from Onychophora has been suggested. 1989S. J. Gould Wonderful Life (1991) 331 The lobopod animal Aysheaia pedunculata.
B. n. = *lobopodium n. 2.
1967H. W. & L. R. Levi tr. Kaestner's Invertebr. Zool. I. xviii. 442 Many articulates also have paired appendages. In some, probably old groups, these appendages are unsegmented lobopods and are used primarily for locomotion. 1974Biol. Abstr. LVIII. 5388/1 (heading) Percentage of sexes and variations in the number of lobopods in a sampling of several hundred individuals. 1986Revista de Biol. Tropical (San José, Costa Rica) XXXIV. 277 Fourth creeping pad of fourth and fifth lobopods is slender and curves itself around the nephridial tubercle. 1993New Scientist 21 Aug. 15/2 Living lobopods include the land-dwelling Peripatus, which has legs and a number of characteristics reminiscent of arthropods. |