Megafauna of the UKSRL exploration contract area and eastern Clarion-Clipperton Zone in the Pacific Ocean: Annelida, Arthropoda, Bryozoa, Chordata, Ctenophora, Mollusca Author Amon, Diva J Author Ziegler, Amanda F Author Drazen, Jeffrey C Author Grischenko, Andrei V Author Leitner, Astrid B Author Lindsay, Dhugal J Author Voight, Janet R Author Wicksten, Mary K Author Young, Craig M Author Smith, Craig R text Biodiversity Data Journal 2017 5 14598 14598 http://dx.doi.org/10.3897/BDJ.5.e14598 journal article http://dx.doi.org/10.3897/BDJ.5.e14598 1314-2828-5-14598 cf. Situla morphospecies Materials Type status: Other material . Occurrence: recordedBy: Diva J. Amon, Amanda F. Ziegler ; individualCount: 1 ; lifeStage: Adult ; behavior: On nodule; occurrenceStatus: present; preparations: Imaged only; Taxon: taxonConceptID: cf. Situla morphospecies; scientificName: Situla sp.; kingdom: Animalia; phylum: Chordata; class: Ascidiacea; order: Phlebobranchia; family: Octacnemidae; genus: Situla; taxonRank: genus; scientificNameAuthorship: Vinogradova, 1969; Location: waterBody: Pacific Ocean; stateProvince: Clarion-Clipperton Zone; locality: UK Seabed Resources Ltd exploration contract area (UK-1) ; verbatimLocality: UK-1 Stratum A; maximumDepthInMeters: 4057; locationRemarks: RV Melville Cruise MV1313; decimalLatitude: 13.9671 ; decimalLongitude: -116.5587 ; geodeticDatum: WGS84; coordinateUncertaintyInMeters: 25; Identification: identifiedBy: Craig Young, Diva J. Amon, Amanda F. Ziegler ; dateIdentified: 2014; identificationRemarks: Identified only from imagery; identificationQualifier: cf.; Event: samplingProtocol: Remotely Operated Vehicle ; eventDate: 2013-10-16 ; eventTime: 0:14; habitat: Abyssal polymetallic-nodule field; fieldNumber: Dive 3 (RV03); Record Level: language: en; institutionCode: UHM ; datasetName: ABYSSLINE; basisOfRecord: HumanObservation Type status: Other material . Occurrence: recordedBy: Diva J. Amon, Amanda F. Ziegler ; individualCount: 1 ; lifeStage: Adult ; behavior: On nodule; occurrenceStatus: present; preparations: Imaged only; Taxon: taxonConceptID: cf. Situla morphospecies; scientificName: Situla sp.; kingdom: Animalia; phylum: Chordata; class: Ascidiacea; order: Phlebobranchia; family: Octacnemidae; genus: Situla; taxonRank: genus; scientificNameAuthorship: Vinogradova, 1969; Location: waterBody: Pacific Ocean; stateProvince: Clarion-Clipperton Zone; locality: UK Seabed Resources Ltd exploration contract area (UK-1) ; verbatimLocality: UK-1 Stratum B; maximumDepthInMeters: 4215; locationRemarks: RV Melville Cruise MV1313; decimalLatitude: 12.5896 ; decimalLongitude: -116.7089 ; geodeticDatum: WGS84; coordinateUncertaintyInMeters: 25; Identification: identifiedBy: Craig Young, Diva J. Amon, Amanda F. Ziegler ; dateIdentified: 2015; identificationRemarks: Identified only from imagery; identificationQualifier: cf.; Event: samplingProtocol: Autonomous Underwater Vehicle ; eventDate: 2015-03-09 ; eventTime: 14:31; habitat: Abyssal polymetallic-nodule field; fieldNumber: Dive 6 (AV06); Record Level: language: en; institutionCode: UHM ; datasetName: ABYSSLINE; basisOfRecord: HumanObservation Type status: Other material . Occurrence: recordedBy: Diva J. Amon, Amanda F. Ziegler ; individualCount: 1 ; lifeStage: Adult ; behavior: On nodule; occurrenceStatus: present; preparations: Imaged only; Taxon: taxonConceptID: cf. Situla morphospecies; scientificName: Situla sp.; kingdom: Animalia; phylum: Chordata; class: Ascidiacea; order: Phlebobranchia; family: Octacnemidae; genus: Situla; taxonRank: genus; scientificNameAuthorship: Vinogradova, 1969; Location: waterBody: Pacific Ocean; stateProvince: Clarion-Clipperton Zone; locality: UK Seabed Resources Ltd exploration contract area (UK-1) ; verbatimLocality: UK-1 Stratum A; maximumDepthInMeters: 4097; locationRemarks: RV Melville Cruise MV1313; decimalLatitude: 13.8527 ; decimalLongitude: -116.6444 ; geodeticDatum: WGS84; coordinateUncertaintyInMeters: 25; Identification: identifiedBy: Craig Young, Diva J. Amon, Amanda F. Ziegler ; dateIdentified: 2014; identificationRemarks: Identified only from imagery; identificationQualifier: cf.; Event: samplingProtocol: Remotely Operated Vehicle ; eventDate: 2013-10-10 ; eventTime: 17:05; habitat: Abyssal polymetallic-nodule field; fieldNumber: Dive 1 (RV01); Record Level: language: en; institutionCode: UHM ; datasetName: ABYSSLINE; basisOfRecord: HumanObservation Notes Large transparent ascidian most often attached to the side of a rock by means of a short but stout tunic stalk. In contrast to Dicopia or Megadicopia , this species is somewhat elongated laterally. The excurrent siphon is smaller in diameter than that of Dicopia . Fig. 30