Pandalidae Haworth 1825

• Main Author: Wicksten, Mary K.
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2012
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Malacostraca; Decapoda; Pandalidae; Bering Sea
• Online Access: https://doi.org/10.5281/zenodo.5254994; http://treatment.plazi.org/id/C5657B52FFFEB37144D1FC3CCD9F0D95

Key to species of family Pandalidae 1. Antennules twice length of carapace. Merus of third maxillipeds, ischium of first pereopods with laminate expansion fringed with long hairs. 2 – Antennules not longer than carapace. Merus of third maxillipeds, ischium of first pereopods without laminate expansion fringed with long hairs. 3 2. Rostrum without teeth on distal half of rostrum. Occurs from Washington state south. Pandalopsis ampla – Rostrum with teeth on distal half of rostrum. Occurs from Bering Sea to Oregon. Pandalopsis dispar 3. Third maxilliped with exopod. Known only from south of Point Conception. 4 – Third maxilliped without exopod. North or south of Point Conception. 5 4. Rostrum with only two small basal dorsal spines, second pereopods equal, with 15–18 carpal articles. Pelagic at 500–4000 m. Plesionika sanctaecatalinae – Rostrum with 4 dorsal teeth and 5–6 dorsal spines, second pereopods very unequal in length, with about 100 left and 20 right carpal articles. Benthic, 55–258 m. Plesionika mexicana 5. Dorsal spines reaching behind middle of carapace. Intertidal zone to continental shelf. 6 – Dorsal spines not reaching behind middle of carapace. Subtidal areas to continental slopes. 7 6. Scaphocerite of moderate width. No patch of pubescence on carapace, rostrum usually with trifid apex. Pandalusdanae – Scaphocerite narrow. Patch of pubescence on carapace, rostrum usually with bifid apex. Pandalusstenolepis 7. Abdominal somite 6 about 1.5 times as long as wide. Carapace pubescent. With horizontal white stripes on carapace in life. Pandalus platyceros – Abdominal somite 6 about 3 times as long as wide. Carapace smooth and shining. Without horizontal white stripes on carapace in life. 8 8. Rostrum with spines on distal half of superior margin. Pandalusjordani – Rostrum without spines on distal half of superior margin. Pandalustridens Published as part of Wicksten, Mary K., 2012, Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371, pp. 1-307 in Zootaxa 3371 on page 99