The Lampropidae (Crustacea: Cumacea) of the World Author Gerken, Sarah text Zootaxa 2018 2018-06-01 4428 1 1 192 journal article 22652 10.11646/zootaxa.4428.1.1 e10e53f2-0e1b-46f6-8b0f-af19d5529711 1175-5326 3769771 2419A7F0-5AED-47EC-86BB-06AADB2A4BD9 Mesolamprops dillonensis Gladfelter, 1975 Mesolamprops dillonensis Gladfelter, 1975: 246–247 , fig. 3. Type material. Holotype : USNM 43867 , adult male. Dillon Beach , California . Diagnosis . Carapace with 2 lateral ridges, dorsal crest entire. Pleon not including telson shorter than carapace and pereonites together. Telson with 6 lateral setae, 3 terminal setae, central seta short. Adult male antennal flagellum long, extending to end of pleon; pleopod rami equal, lateral ramus biarticulate, medial ramus uniarticulate. Depth . 13–21 m . Distribution . Dillon Beach, California , 38°N , 123°W . Remarks . This is the only species of Mesolamprops with lateral ridges on the carapace.