Type specimens of Caudofoveata (Mollusca, Aplacophora) in the molluscan collections of the National Museum of Natural History, Smithsonian Institution and of the Museum of Comparative Zoology, Harvard University Author Miranda, Marcel S. Programa de Pós-Graduação em Biologia Animal, Universidade Estadual de Campinas (UNICAMP), CEP 13083 - 970 Campinas, SP, Brasil. & marcelsmiranda @ gmail. com; http: // orcid. org / 0000 - 0002 - 9594 - 6426 & flaviodp @ unicamp. br; http: // orcid. org / 0000 - 0002 - 8193 - 9874 marcelsmiranda@gmail.com Author Strong, Ellen E. 0000-0001-7181-4114 Department of Invertebrate Zoology, National Museum of Natural History, Smithsonian Institution, PO Box 37012, Washington, DC, 20013, USA. & stronge @ si. edu; https: // orcid. org / 0000 - 0001 - 7181 - 4114 stronge@si.edu Author Passos, Flávio D. Programa de Pós-Graduação em Biologia Animal, Universidade Estadual de Campinas (UNICAMP), CEP 13083 - 970 Campinas, SP, Brasil. & marcelsmiranda @ gmail. com; http: // orcid. org / 0000 - 0002 - 9594 - 6426 & flaviodp @ unicamp. br; http: // orcid. org / 0000 - 0002 - 8193 - 9874 & Departamento de Biologia Animal, Instituto de Biologia - Universidade Estadual de Campinas, P. O. Box 6109, CEP 13083 - 970 Campinas, SP, Brasil. & flaviodp @ unicamp. br; http: // orcid. org / 0000 - 0002 - 8193 - 9874 marcelsmiranda@gmail.com text Zootaxa 2020 2020-12-17 4895 4 581 593 journal article 9220 10.11646/zootaxa.4895.4.8 4460932c-a39b-4b53-9346-2c0cfa8cd6d7 1175-5326 4358964 51F44FE5-BE35-4BD6-B69C-FACD9BB67AA4 crassum Ivanov & Scheltema, 2008 ; Claviderma Claviderma crassum Ivanov & Scheltema, 2008: 16–19 ; figs. 1D, 9, 10, 13C–E, 25; tab. 4a; suppl. fig. 4. Type locality. Guiana Basin ( 8°4.2’N , 54°21.3’W ), 1000 m . Type material. Holotype USNM 1112621 (1 spm); paratypes USNM 1138691 (1 slide with sclerites), USNM 1138692 (6 spms + 1 slide with sclerites + 1 slide with radula and jaws), USNM 1138693 (15 spms). Remarks. USNM 1138693, designated as paratypes of C. crassum , includes 5 specimens that do not belong to this species. These specimens have been separated by the first author, and one specimen dissolved for sclerite and jaw preparations on seven slides.