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This category has the following 12 subcategories, out of 12 total.
338:
The following 31 pages are in this category, out of 31 total.
15:
335:Pages in category "Animals described in 1931"
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340:This list may not reflect recent changes
610:Animals described in the 20th century
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178:Human viruses described in 1931
1:
390:Ceriantheomorphe brasiliensis
138:Crustaceans described in 1931
579:Singhalorthomorpha serrulata
98:Amphibians described in 1931
259:Nematodes described in 1931
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279:Reptiles described in 1931
239:Molluscs described in 1931
615:Species described in 1931
591:Tridenchthonius africanus
319:Viruses described in 1931
299:Spiders described in 1931
222:Mammals described in 1931
202:Insects described in 1931
544:Psalenoba nunciaeformis
419:Echinochasmus schwartzi
118:Birds described in 1931
458:Gorgonorhynchus repens
453:Goniodiscaster integer
448:Glyptholaspis fimicola
158:Fish described in 1931
485:Microcotyle bassensis
385:Cephalodiscus fumosus
353:Acanthocephalus dirus
516:Orchesella maledicta
498:Nuttalliella namaqua
407:Decapauropus cuenoti
511:Orchesella capreana
395:Cryptoditha elegans
574:Schizomus hanseni
562:Ribautia pruvotae
538:Peripatopsis alba
436:Fromia heffernani
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550:Pseudodistomidae
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463:Guancha apicalis
380:Campodea frenata
368:Australamphilina
363:Aldersladum nana
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206:(3 C, 174 P)
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604:Categories
243:(2 C, 1 P)
533:Parahya
283:(35 P)
226:(30 P)
162:(85 P)
122:(46 P)
102:(36 P)
323:(1 P)
303:(6 P)
263:(2 P)
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71:1936
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375:C
348:A
312:V
292:S
272:R
252:N
215:M
191:I
171:H
151:F
131:C
111:B
91:A
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