376 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 
*4598. Lat. 15°58’ N., long. 98°13’ W.; southwest coast of Mexico; October 15, 
1904; 300-0 fathoms; 6 species 
Candacia pachydactyla Hucalanus muticus Pleuromamma robusta 
Eucalanus mucronatus Huchirella venusta Undinula vulgaris 
*4600. Lat. 15°36’ N., long. 96°59’ W.; Central America, west coast; October 15, 
1904; surface; 2 species 
Labidocera acuta Undinula vulgaris 
*4605. Lat. 12°20’ N., long. 92°13’ W.; Central America, west coast; October 17, 
1904; 300-0 fathoms; 10 species 
Arietellus giesbrechti Eucalanus muticus Labidocera acuta 
Candacia simplex EKuchaeta marina Rhincalanus cornutus 
Hucalanus attenuatus Euchirella venusta 
Hucalanus mucronatus Haloptilus ornatus 
*4607. Lat. 12°00’ N., long. 91°30’ W.; Central America, west coast; October 17, 
1904; surface; 7 species 
Candacia simplex Eucalanus muticus Pontella chierchiae 
Euaugaptilus squamatus Euchaeta marina Undinula vulgaris 
Eucalanus attenuatus 
4609. Lat. 11°03’ N., 89°35’ W.; Central America, west coast; October 18, 1904; 
300-0 fathoms; 2 species 
Phyllopus bidentatus Sapphirina nigromaculata 
4611. Lat. 10°32’ N., long. 88°25’ W.; Central America, west coast; October 18, 
1904; surface, electric-light; 27 species 
Candacia aethiopica Eucalanus subtenuis Pontella atlantica 
Candacia armata Euchaeta acuta Pontella danae 
Candacia bispinosa Huchaeta marina Sapphirina nigromaculata 
Candacia longimana Euchirella galeata Sapphirina opalina 
Candacia norvegica Labidocera detruncata Scolecithricella bradyi 
Candacia simplex Labidocera kr¢yeri Seolecithrix danae 
Copilia denticulata Nannocalanus minor Temora discaudata 
EKucalanus attenuatus Oncaea venusta Temora stylifera 
Hucalanus monachus Pleuromamma xiphias Undinula vulgaris 
*4613. Lat. 9°43’ N., long. 86°15’ W.; Central America, west coast; October 19, 
1904; 300-0 fathoms; 7 species 
Hucalanus attenuatus Euchaeta marina Rhincalanus nasutus 
Eucalanus elongatus Rhincalanus cornutus Undinula darwinii 
Eucalanus muticus 
4614. Lat. 9°06’ N., long. 85°08’ W.; Central America, west coast; October 19, 
1904; 2 fathoms; 1 species 
Undinula earoli 
