SQUILLA. 
SQUILLA, Rondelet, Fabricius, Latreille, Leach. 
CANCER, Herbst. 
Segmentum antennarum mobile, fere quadrilaterale. 
Antenneé externe ad latera segmenti, subtus testee marginem anticum insert. 
Pedum thoracis par primum magnum, complanatum digito prehensili elongato, mobile, dentibus 
tenuibus armatis armato munitum; paria 2, 3, 4, manu rotundo unidigitato ; paria 5, 6, 7, 
parvis, tenuibus articulo antepenultimo appendici styliformi munito. 
Testa longior quam lata, sulcis duobus longitudinalibus divisa. 
Abdomen arcuatum, elongatum, segmentis novem. 
Cauda flabelliformi, segmenti mediano lato, dentato. 
Antenual segment moveable, almost quadrilateral. External antenne fixed at the sides of 
the segment, inserted under the anterior margin of the carapace; first and second joints of the 
peduncle short, the second with an elongated ciliated plate. First pair of thoracic feet large and 
flat, provided with a long, moveable, prehensile finger armed with thin curved teeth. Second, 
third, and fourth pairs with a round, flattened single-fingered hand; fifth, sixth pairs thin, small, 
antepenultimate joint provided with a styliform appendage. Carapace oblong, divided by two 
longitudinal grooves. Abdomen arched, elongated, with nine segments. ‘Tail fan-shaped, with 
the middle segment broad, toothed. 
SQUILLA MANTIS. 
Ape Ve, Exe: 1-3: 
S. abdomine longitudinaliter octo-cristata; cristis centralibus approximatis. Pedum pari primi 
digiti prehensili sex-dentata. 
Cancer (Mantis) digitalis, Herbst, II. t. xxxii. f. 1, p. 9, e. 
Squilla mantis, Zondelet, Poissons II. t. xxxui. p. 397, Latreille, Hist. Crust. VI. t. 55, f. 3. 
Fig. 1, Squilla mantis. 2, Pes secundus. 3, Manus. 
